{"title":"Vintage Integrated Circuits","description":"\u003cp\u003eShop vintage and obsolete integrated circuits, including Texas Instruments house-marked and custom-marked DIP ICs, for legacy electronics repair and board restoration. New old stock from American Industrial Parts Group.\u003c\/p\u003e","products":[{"product_id":"im54-i2c-eeprom-interface-ic-digital-output-24-pin-dip-through-hole-lot-of-17","title":"IM34 PO.E #1 Windowed Ceramic 24-Pin DIP Integrated Circuit Lot of 17 Vintage NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Unbranded \/ Manufacturer Unknown\u003cbr\u003eModel: IM34 – Label Marking\u003cbr\u003eMPN: Does Not Apply\u003cbr\u003eType: Vintage Integrated Circuit \/ Programmable Memory Type\u003cbr\u003ePackage \/ Case: Ceramic DIP\u003cbr\u003eNumber of Pins: 24\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003ePackage Feature: Windowed Ceramic Package\u003cbr\u003eLabel Marking: IM34 \/ PO.E \/ #1\u003cbr\u003eQuantity: 17 Pieces\u003cbr\u003eVintage: Yes\u003cbr\u003eCondition: New Old Stock\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eLot of 17 vintage ceramic 24-pin integrated circuits from new old stock inventory.\u003cbr\u003eEach device has a ceramic DIP-style package with a window area covered by a solid white identification label. The visible labels are marked IM34, PO.E, and #1.\u003cbr\u003eThe white identification labels are firmly attached to the tops of the devices and cannot be removed without risking damage to the labels or components. Because the manufacturer markings beneath the labels cannot be inspected, the exact manufacturer, device family, memory capacity, programming voltage, speed rating, and electrical specifications are not being represented as known.\u003cbr\u003e\u003cbr\u003e• Lot of 17 pieces\u003cbr\u003e• Vintage ceramic integrated circuits\u003cbr\u003e• 24-pin DIP configuration\u003cbr\u003e• Through-hole mounting\u003cbr\u003e• Windowed ceramic package\u003cbr\u003e• White identification\/program labels\u003cbr\u003e• Labels marked IM34 \/ PO.E \/ #1\u003cbr\u003e• Stored in a vintage antistatic IC tube\u003cbr\u003e• New Old Stock\u003cbr\u003e• Untested\u003cbr\u003e\u003cbr\u003eThe antistatic storage tube carries Intel-related markings; however, this does not establish Intel as the manufacturer of the individual ICs. Manufacturer is therefore intentionally listed as unknown.\u003cbr\u003eThese components may be useful for vintage electronics restoration, legacy equipment repair, electronics collections, research, reverse engineering, or applications where the buyer recognizes the IM34 \/ PO.E identification.\u003cbr\u003eBuyer should purchase based on the photographs and visible markings. Exact electrical characteristics and programmed contents have not been verified.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eThese devices are labeled IM34 \/ PO.E \/ #1. No function, cross-reference, or electrical specification is represented. Match the labels and the 24-pin windowed ceramic package to your equipment before purchasing.\u003cbr\u003e\u003cbr\u003eQ: What are these?\u003cbr\u003eA: Vintage windowed ceramic 24-pin DIP integrated circuits labeled IM34 \/ PO.E \/ #1.\u003cbr\u003e\u003cbr\u003eQ: Have they been tested or programmed?\u003cbr\u003eA: No. They are untested and the programmed contents are unverified.\u003cbr\u003e\u003cbr\u003eQ: How many are included?\u003cbr\u003eA: Lot of 17.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eNew old stock vintage electronic components. Components may show normal cosmetic evidence of long-term storage and handling consistent with their age. No functional or programming testing has been performed. The permanent identification labels have not been removed. Buyer is responsible for identifying the devices, verifying electrical specifications, programmed contents, suitability, and compatibility before installation or use.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eAny manufacturer names or trademarks visible on associated packaging or storage materials are the property of their respective owners. American Industrial Parts Group is not an authorized distributor, dealer, or representative of Intel or any other semiconductor manufacturer. References to manufacturer names are used solely for identification of visible packaging or markings and do not establish the manufacturer of the components being sold.\u003cbr\u003e\u003cbr\u003eIM34 PO.E PO E #1 vintage IC vintage integrated circuit ceramic IC ceramic DIP 24 pin IC DIP24 windowed IC ceramic window IC programmable memory IC vintage memory chip EPROM type IC vintage EPROM legacy electronics obsolete electronics vintage semiconductor NOS semiconductor new old stock IC through hole integrated circuit vintage computer chip electronic repair component legacy equipment repair industrial electronics programmable IC memory device vintage computer electronics ceramic semiconductor windowed semiconductor 24 pin ceramic chip unidentified vintage IC old stock electronics vintage IC replacement obsolete chip replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Unbranded","offers":[{"title":"Default Title","offer_id":49712616505499,"sku":"UNB-IM34-N","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/im34-po-e-windowed-ceramic-dip-24-ic-lot17-1-american-industrial-parts-group.png?v=1791042329"},{"product_id":"ins4pd-ch1-24-pin-dip-integrated-circuit-custom-programmed-ic-new-vintage","title":"INS4PD CH1 24-Pin DIP Integrated Circuit New Vintage","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Unbranded \/ Unknown Manufacturer\u003cbr\u003eMPN: INS4PD\u003cbr\u003eModel: CH1\u003cbr\u003eType: Integrated Circuit\u003cbr\u003ePackage \/ Case: DIP-24\u003cbr\u003eNumber of Pins: 24\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003eInterface \/ Function: Not Verified\u003cbr\u003eProgramming \/ Firmware: Unknown\u003cbr\u003eComponent Marking: INS4PD \/ CH1\u003cbr\u003eCondition: New\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eVintage INS4PD CH1 integrated circuit in a 24-pin dual in-line through-hole package.\u003cbr\u003eThe device carries a permanent white identification label marked INS4PD and CH1. The label covers the underlying semiconductor markings and cannot be removed without potentially damaging or altering the component. Because the original manufacturer device number beneath the label cannot be verified, no assumptions are being made regarding the underlying IC type, programming, memory capacity, electrical specifications, or application.\u003cbr\u003e\u003cbr\u003e• INS4PD identification\u003cbr\u003e• CH1 secondary identification\u003cbr\u003e• 24-pin DIP package\u003cbr\u003e• Through-hole mounting\u003cbr\u003e• Vintage electronic component\u003cbr\u003e• Permanent identification label\u003cbr\u003e• Underlying semiconductor part number not visible\u003cbr\u003e• Electrical function not independently verified\u003cbr\u003e• New condition\u003cbr\u003eBuyer should match the INS4PD \/ CH1 identification and physical package to the original equipment or application before purchasing.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eThe permanent label on this INS4PD \/ CH1 device covers the underlying part number, so no function, programming, or cross-reference is represented. Match the INS4PD \/ CH1 identification and the 24-pin DIP package to your equipment before purchasing.\u003cbr\u003e\u003cbr\u003eQ: What is this device?\u003cbr\u003eA: A vintage 24-pin DIP integrated circuit with a permanent INS4PD \/ CH1 identification label.\u003cbr\u003e\u003cbr\u003eQ: Is the programming or function known?\u003cbr\u003eA: No. The underlying part number is covered by the label and is not verified.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eNew vintage electronic component. Item may show cosmetic evidence of long-term storage and handling consistent with its age. No testing has been performed unless specifically stated. The permanent identification label obscures the original semiconductor markings; therefore, the underlying manufacturer part number and electrical specifications are not represented as verified. Please review all photographs carefully. Buyer is responsible for verifying suitability and compatibility before installation.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eAny manufacturer names, trademarks, product names, or part numbers appearing on the component are the property of their respective owners. American Industrial Parts Group is not an authorized distributor, dealer, or representative of the original manufacturer. All identifying information is used solely for identification and reference purposes. No manufacturer affiliation or endorsement is implied.\u003cbr\u003e\u003cbr\u003eINS4PD INS4PD CH1 INS4 PD CH1 24 pin DIP DIP-24 integrated circuit IC vintage electronics vintage IC obsolete electronics legacy electronics through hole IC DIP integrated circuit replacement IC industrial electronics electronic repair component legacy equipment repair vintage computer electronics control board IC obsolete semiconductor NOS electronics new vintage semiconductor 24 pin integrated circuit vintage IC replacement obsolete chip replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Unbranded","offers":[{"title":"Default Title","offer_id":49712616702107,"sku":"UNB-INS4PD-N","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/ins4pd-ch1-24-pin-dip-integrated-circuit-1-american-industrial-parts-group.png?v=1791042330"},{"product_id":"lot-of-10-ins4pd-ch1-24-pin-dip-integrated-circuit-custom-ic-new-vintage","title":"Lot of 10 INS4PD CH1 24-Pin DIP Integrated Circuit New Vintage","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Unbranded \/ Unknown Manufacturer\u003cbr\u003eMPN: INS4PD\u003cbr\u003eModel: CH1\u003cbr\u003eType: Integrated Circuit\u003cbr\u003ePackage \/ Case: DIP-24\u003cbr\u003eNumber of Pins: 24\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003eInterface \/ Function: Not Verified\u003cbr\u003eProgramming \/ Firmware: Unknown\u003cbr\u003eComponent Marking: INS4PD \/ CH1\u003cbr\u003eQuantity: 10\u003cbr\u003eCondition: New\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eLot of 10 vintage INS4PD CH1 integrated circuits in 24-pin dual in-line through-hole packages.\u003cbr\u003e\u003cbr\u003eEach device carries a permanent white identification label marked INS4PD and CH1. The labels cover the underlying semiconductor markings and cannot be removed without potentially damaging or altering the components. Because the original manufacturer device numbers beneath the labels cannot be verified, no assumptions are being made regarding the underlying IC type, programming, memory capacity, electrical specifications, or application.\u003cbr\u003e\u003cbr\u003e• Lot of 10\u003cbr\u003e• INS4PD identification\u003cbr\u003e• CH1 secondary identification\u003cbr\u003e• 24-pin DIP package\u003cbr\u003e• Through-hole mounting\u003cbr\u003e• Vintage electronic components\u003cbr\u003e• Permanent identification labels\u003cbr\u003e• Underlying semiconductor part numbers not visible\u003cbr\u003e• Electrical function not independently verified\u003cbr\u003e• New condition\u003cbr\u003e\u003cbr\u003eBuyer should match the INS4PD \/ CH1 identification and physical package to the original equipment or application before purchasing.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eThe permanent labels on these INS4PD \/ CH1 devices cover the underlying part numbers, so no function, programming, or cross-reference is represented. Match the INS4PD \/ CH1 identification and the 24-pin DIP package to your equipment before purchasing.\u003cbr\u003e\u003cbr\u003eQ: What are these devices?\u003cbr\u003eA: Vintage 24-pin DIP integrated circuits with permanent INS4PD \/ CH1 identification labels.\u003cbr\u003e\u003cbr\u003eQ: Is the programming or function known?\u003cbr\u003eA: No. The underlying part numbers are covered by the labels and are not verified.\u003cbr\u003e\u003cbr\u003eQ: How many are included?\u003cbr\u003eA: Lot of 10.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eNew vintage electronic components. Items may show cosmetic evidence of long-term storage and handling consistent with their age. No testing has been performed unless specifically stated. The permanent identification labels obscure the original semiconductor markings; therefore, the underlying manufacturer part numbers and electrical specifications are not represented as verified. Please review all photographs carefully. Buyer is responsible for verifying suitability and compatibility before installation.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eAny manufacturer names, trademarks, product names, or part numbers appearing on the components are the property of their respective owners. American Industrial Parts Group is not an authorized distributor, dealer, or representative of the original manufacturer. All identifying information is used solely for identification and reference purposes. No manufacturer affiliation or endorsement is implied.\u003cbr\u003e\u003cbr\u003eINS4PD INS4PD CH1 INS4 PD CH1 lot of 10 24 pin DIP DIP-24 integrated circuit IC vintage electronics vintage IC obsolete electronics legacy electronics through hole IC DIP integrated circuit replacement IC industrial electronics electronic repair component legacy equipment repair vintage computer electronics control board IC obsolete semiconductor NOS electronics new vintage semiconductor 24 pin integrated circuit bulk IC lot vintage IC replacement obsolete chip replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Unbranded","offers":[{"title":"Default Title","offer_id":49712616800411,"sku":"UNB-INS4PD-N-2","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/ins4pd-ch1-24-pin-dip-integrated-circuit-lot10-1-american-industrial-parts-group.png?v=1791043287"},{"product_id":"texas-instruments-851380ts-158-2604-custom-ic-14-pin-dip-vintage-nos","title":"Texas Instruments 851380TS 158-2604 Custom IC 14-Pin DIP Vintage NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Texas Instruments\u003cbr\u003eModel: 851380TS\u003cbr\u003eMPN: 851380TS\u003cbr\u003eAdditional Marking: 158-2604\u003cbr\u003eOther Markings: BP, A 8001 H\u003cbr\u003eType: Custom Integrated Circuit\u003cbr\u003ePackage Type: Dual In-Line Package\u003cbr\u003eNumber of Pins: 14\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003eCountry\/Region of Manufacture: Malaysia\u003cbr\u003eQuantity: 1\u003cbr\u003eVintage: Yes\u003cbr\u003eCondition: New old stock\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eVintage Texas Instruments integrated circuit marked 158-2604 and BP 851380TS. The component has a 14-pin through-hole dual in-line package and was manufactured in Malaysia.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eTexas Instruments\u003cbr\u003eMarking 851380TS\u003cbr\u003eMarking 158-2604\u003cbr\u003e14-Pin DIP Package\u003cbr\u003eThrough-Hole Mounting\u003cbr\u003eMade in Malaysia\u003cbr\u003eVintage Electronic Component\u003cbr\u003eQuantity 1\u003cbr\u003e\u003cbr\u003eThe precise function, programming, specifications, and equipment compatibility of this custom-marked integrated circuit could not be conclusively verified. Buyers should compare all markings and photos with their original component before purchasing.\u003cbr\u003e\u003cbr\u003eThis is new old stock from long-term storage. It has not been tested and may show cosmetic oxidation, discoloration, or storage wear on the leads. Please review all photos for the exact condition and markings.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eTexas Instruments custom-marked 14-pin DIP IC with markings 851380TS, 158-2604, BP, and A 8001 H. The function could not be verified, and no direct replacement or cross-reference part number has been identified.\u003cbr\u003eThe markings 158 2604 and 851380 have been reported on IBM System\/23 Datamaster keyboard boards in hobbyist teardown photos. This is not confirmed by the manufacturer. Compare the markings, 14-pin DIP package, and pin configuration against your board before installing.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: What does the Texas Instruments 851380TS do?\u003cbr\u003eA: The function could not be verified. It is a custom-marked 14-pin through-hole DIP IC.\u003cbr\u003eQ: Where have the 158-2604 and 851380 markings been seen?\u003cbr\u003eA: They have been reported on IBM System\/23 Datamaster keyboard boards in hobbyist teardown photos. This is not manufacturer-confirmed.\u003cbr\u003eQ: What replaces a Texas Instruments 851380TS?\u003cbr\u003eA: No cross-reference has been identified. This IC fits a board only if it used the same markings.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eThis item is new old stock and has not been tested. It may show cosmetic wear, oxidation, or discoloration from long-term storage and handling. No functional testing or compatibility verification has been performed. Ships fast with tracking. 30-day returns accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of Texas Instruments or IBM. All product names, trademarks, brands, and logos are the property of their respective owners. Products are sourced from surplus inventory and are not covered by manufacturer warranties.\u003cbr\u003e\u003cbr\u003eTexas Instruments 851380TS 158-2604 1582604 BP851380TS Custom IC Vintage IC Vintage Electronics Integrated Circuit 14 Pin DIP DIP14 Through Hole Semiconductor Obsolete Electronics Legacy Electronics Replacement Chip Computer Restoration IBM Datamaster Keyboard Electronics Vintage Computer Parts Electronic Components Industrial Surplus New Old Stock NOS Malaysia Texas Instruments IC failed replacement vintage board IC replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":49720300306587,"sku":"TI-851380TS-N","price":14.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/texas-instruments-851380ts-158-2604-custom-ic-14-pin-dip-1-american-industrial-parts-group.png?v=1791157520"},{"product_id":"lot-of-10-texas-instruments-851380ts-158-2604-custom-ic-14-pin-dip-nos","title":"Lot of 10 Texas Instruments 851380TS 158-2604 Custom DIP-14 ICs NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Texas Instruments\u003cbr\u003eModel: 851380TS\u003cbr\u003eMPN: 851380TS\u003cbr\u003eAdditional Marking: 158-2604\u003cbr\u003eOther Markings: BP, A 8001 H\u003cbr\u003eType: Custom Integrated Circuit\u003cbr\u003ePackage Type: Dual In-Line Package\u003cbr\u003eNumber of Pins: 14\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003eCountry\/Region of Manufacture: Malaysia\u003cbr\u003eQuantity: 10\u003cbr\u003eLot Size: 10 Integrated Circuits\u003cbr\u003eVintage: Yes\u003cbr\u003eCondition: New old stock\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eBulk lot of ten matching vintage Texas Instruments custom-marked ICs (158-2604 \/ BP 851380TS), at a lower per-unit cost than buying singly. Built for vintage computer restorers, repair shops, and collectors who need several identical spares of this hard-to-find house-marked part rather than sourcing one at a time. Each component has a 14-pin through-hole dual in-line package and was manufactured in Malaysia.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eLot of 10\u003cbr\u003eTexas Instruments\u003cbr\u003eMarking 851380TS\u003cbr\u003eMarking 158-2604\u003cbr\u003e14-Pin DIP Package\u003cbr\u003eThrough-Hole Mounting\u003cbr\u003eMade in Malaysia\u003cbr\u003e\u003cbr\u003eVintage Electronic Components\u003cbr\u003eThe precise function, programming, specifications, and equipment compatibility of these custom-marked integrated circuits could not be conclusively verified. Buyers should compare all markings and photos with their original components before purchasing.\u003cbr\u003e\u003cbr\u003eThese components are new old stock from long-term storage. They have not been tested and may show cosmetic oxidation, discoloration, or storage wear on the leads. Please review all photos for the exact condition and markings.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eTexas Instruments custom-marked 14-pin DIP IC with markings 851380TS, 158-2604, BP, and A 8001 H. The function could not be verified, and no direct replacement or cross-reference part number has been identified.\u003cbr\u003eThe markings 158 2604 and 851380 have been reported on IBM System\/23 Datamaster keyboard boards in hobbyist teardown photos. This is not confirmed by the manufacturer. Compare the markings, 14-pin DIP package, and pin configuration against your board before installing.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: What does the Texas Instruments 851380TS do?\u003cbr\u003eA: The function could not be verified. It is a custom-marked 14-pin through-hole DIP IC.\u003cbr\u003eQ: Where have the 158-2604 and 851380 markings been seen?\u003cbr\u003eA: They have been reported on IBM System\/23 Datamaster keyboard boards in hobbyist teardown photos. This is not manufacturer-confirmed.\u003cbr\u003eQ: What replaces a Texas Instruments 851380TS?\u003cbr\u003eA: No cross-reference has been identified. These ICs fit a board only if it used the same markings.\u003cbr\u003eQ: How many ICs are included?\u003cbr\u003eA: 10 pieces per lot.\u003cbr\u003eQ: Is the lot cheaper per unit than buying singles?\u003cbr\u003eA: Yes. The lot has a lower per-unit cost than buying the 851380TS individually.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eThese items are new old stock and have not been tested. They may show cosmetic wear, oxidation, or discoloration from long-term storage and handling. No functional testing or compatibility verification has been performed. Ships fast with tracking. 30-day returns accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of Texas Instruments or IBM. All product names, trademarks, brands, and logos are the property of their respective owners. Products are sourced from surplus inventory and are not covered by manufacturer warranties.\u003cbr\u003e\u003cbr\u003eTexas Instruments 851380TS 158-2604 1582604 BP851380TS Custom IC Lot of 10 Vintage IC Vintage Electronics Integrated Circuit 14 Pin DIP DIP14 Through Hole Semiconductor Obsolete Electronics Legacy Electronics Replacement Chip Computer Restoration Vintage Computer Parts Electronic Components Industrial Surplus New Old Stock NOS Malaysia Texas Instruments IC failed replacement vintage board IC replacement bulk IC lot custom IC spares stock wholesale vintage ICs\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":49720300372123,"sku":"TI-851380TS-N-2","price":129.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/texas-instruments-851380ts-158-2604-custom-ic-14-pin-dip-lot10-1-american-industrial-parts-group.png?v=1791157485"},{"product_id":"texas-instruments-2392118-le759933-dip-14-integrated-circuit-ic-nos","title":"Texas Instruments 2392118 LE759933 DIP-14 Integrated Circuit IC NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Texas Instruments\u003cbr\u003eMPN: 2392118\u003cbr\u003eVisible Markings: 239 2118 \/ LE 759933 \/ 7427 M\u003cbr\u003eComponent Type: Integrated Circuit\u003cbr\u003ePackage Type: DIP-14\u003cbr\u003eNumber of Pins: 14\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003eDevice Function: Not Identified\u003cbr\u003eCondition: New Old Stock\u003cbr\u003eQuantity: 1\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eNew old stock Texas Instruments integrated circuit in a 14-pin dual in-line package.\u003cbr\u003eThe device is marked “239 2118,” “LE 759933,” and “7427 M.” Its specific electrical function and original application could not be verified from available manufacturer or distributor records. It is therefore being sold according to the exact visible markings and physical package shown in the photographs.\u003cbr\u003e\u003cbr\u003eThis vintage component is untested. The leads exhibit minor oxidation, discoloration, and other cosmetic evidence of long-term storage. Please review all photographs carefully and confirm that the markings, package, pin configuration, and condition are suitable for your application before purchasing.\u003cbr\u003e\u003cbr\u003eIncludes one Texas Instruments DIP-14 integrated circuit. You will receive the exact component pictured.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eTexas Instruments 14-pin DIP IC marked 239 2118 (2392118), LE 759933, and 7427 M. The function could not be verified, and no direct replacement or cross-reference part number has been identified.\u003cbr\u003eThis is a like-for-like match only for equipment that originally used a Texas Instruments IC with the same markings. Compare the markings, DIP-14 package, and pin configuration against your board before installing.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: What does the Texas Instruments 2392118 do?\u003cbr\u003eA: The function could not be verified from available references. It is a 14-pin through-hole DIP integrated circuit marked 239 2118, LE 759933, and 7427 M.\u003cbr\u003eQ: What replaces a Texas Instruments 2392118?\u003cbr\u003eA: No cross-reference has been identified. This IC fits a board only if it used the same markings.\u003cbr\u003eQ: Is this tested?\u003cbr\u003eA: No. It is new old stock and untested.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eNew old stock component from long-term industrial inventory. The item has not been electrically tested, and operational performance is not guaranteed. Buyer is responsible for independently confirming the device identity, function, pinout, compatibility, and suitability before installation.\u003cbr\u003e\u003cbr\u003eShips promptly with tracking. Thirty-day returns are accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eAmerican Industrial Parts Group is not an authorized distributor or representative of Texas Instruments. Texas Instruments names, trademarks, and part markings are the property of their respective owner and are used solely for identification purposes.\u003cbr\u003e\u003cbr\u003eTexas Instruments 2392118, TI 239 2118, LE759933, LE 759933, 7427 M, vintage Texas Instruments IC, vintage integrated circuit, DIP-14 IC, 14-pin DIP, through-hole semiconductor, NOS electronic component, obsolete integrated circuit, house-marked IC, industrial electronics, circuit-board repair, legacy equipment repair, replacement semiconductor, Texas Instruments IC failed replacement, vintage board IC replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":49720300503195,"sku":"TI-2392118-N","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/texas-instruments-2392118-le759933-dip-14-ic-1-american-industrial-parts-group.png?v=1791157484"},{"product_id":"lot-of-10-texas-instruments-2392118-le759933-dip-14-integrated-circuit-nos","title":"Lot of 10 Texas Instruments 2392118 LE759933 DIP-14 ICs NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Texas Instruments\u003cbr\u003eModel: 2392118\u003cbr\u003eMPN: 2392118\u003cbr\u003eAdditional Markings: LE 759933 \/ 7427 M\u003cbr\u003eType: Integrated Circuit\u003cbr\u003ePackage Type: DIP-14\u003cbr\u003eNumber of Pins: 14\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003eDevice Function: Not Identified\u003cbr\u003eCondition: New Old Stock\u003cbr\u003eQuantity: 10\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eBulk lot of ten matching new old stock Texas Instruments integrated circuits in 14-pin dual in-line packages, at a lower per-unit cost than buying singly. Built for repair shops, restorers, and maintenance departments servicing equipment that used this TI house-marked IC, where a stock of identical spares avoids hunting for the same markings again.\u003cbr\u003eVisible device markings include:\u003cbr\u003e239 2118\u003cbr\u003eLE 759933\u003cbr\u003e7427 M\u003cbr\u003e\u003cbr\u003eThe specific electrical function, pinout, and original application could not be verified through available manufacturer, distributor, or marketplace records. These components are being listed according to their exact visible markings and physical package.\u003cbr\u003eThe components are untested and may exhibit minor oxidation, discoloration, or other cosmetic evidence of long-term storage. Cosmetic condition may vary slightly among the ten components.\u003cbr\u003ePlease confirm the markings, DIP-14 package, pin configuration, and suitability for your application before purchasing.\u003cbr\u003eListing includes ten matching Texas Instruments integrated circuits.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eTexas Instruments 14-pin DIP IC marked 239 2118 (2392118), LE 759933, and 7427 M. The function could not be verified, and no direct replacement or cross-reference part number has been identified.\u003cbr\u003eThese are a like-for-like match only for equipment that originally used a Texas Instruments IC with the same markings. Compare the markings, DIP-14 package, and pin configuration against your board before installing.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: What does the Texas Instruments 2392118 do?\u003cbr\u003eA: The function could not be verified from available references. It is a 14-pin through-hole DIP integrated circuit marked 239 2118, LE 759933, and 7427 M.\u003cbr\u003eQ: What replaces a Texas Instruments 2392118?\u003cbr\u003eA: No cross-reference has been identified. These ICs fit a board only if it used the same markings.\u003cbr\u003eQ: How many ICs are included?\u003cbr\u003eA: 10 pieces per lot.\u003cbr\u003eQ: Are these tested?\u003cbr\u003eA: No. They are new old stock and untested.\u003cbr\u003eQ: Is the lot cheaper per unit than buying singles?\u003cbr\u003eA: Yes. The lot has a lower per-unit cost than buying the 2392118 individually.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eThese components are new old stock from long-term industrial inventory. They have not been electrically tested, and operational performance is not guaranteed. Buyer is responsible for independently verifying the device identity, function, pinout, compatibility, and suitability before installation.\u003cbr\u003e\u003cbr\u003eShips promptly with tracking. Thirty-day returns are accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of Texas Instruments. All product names, trademarks, brands, and logos are the property of their respective owners. Products are sourced from surplus inventory and are not covered by manufacturer warranties.\u003cbr\u003e\u003cbr\u003eTexas Instruments 2392118 TI 239 2118 LE759933 LE 759933 7427 M lot of 10 vintage Texas Instruments IC vintage integrated circuit DIP-14 IC 14-pin DIP through-hole semiconductor NOS electronic components obsolete integrated circuit house-marked IC industrial electronics circuit board repair legacy equipment repair replacement semiconductor vintage electronics industrial surplus electronic parts Texas Instruments IC failed replacement vintage board IC replacement bulk IC lot TI IC spares stock wholesale vintage ICs\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":49720300568731,"sku":"TI-2392118-N-2","price":89.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/texas-instruments-2392118-le759933-dip-14-ic-lot10-1-american-industrial-parts-group.png?v=1791157484"},{"product_id":"texas-instruments-8513807s-158-2604-14-pin-dip-ic-new-old-stock","title":"Texas Instruments 8513807S 158-2604 14-Pin DIP IC New Old Stock","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Texas Instruments\u003cbr\u003eMPN: 8513807S\u003cbr\u003eAdditional Marking: 158 2604\u003cbr\u003eType: Integrated Circuit\u003cbr\u003eFunction: Unknown\u003cbr\u003ePackage: 14-Pin DIP\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003eNumber of Pins: 14\u003cbr\u003eCountry\/Region of Manufacture: Malaysia\u003cbr\u003eCondition: New Old Stock\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eTexas Instruments 14-pin DIP integrated circuit marked 8513807S and 158 2604. The precise function and application could not be verified from available references.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eTexas Instruments\u003cbr\u003eMarking: 8513807S\u003cbr\u003eAdditional Marking: 158 2604\u003cbr\u003e14-Pin DIP Package\u003cbr\u003eThrough-Hole Mounting\u003cbr\u003eMade in Malaysia\u003cbr\u003eVintage Electronic Component\u003cbr\u003e\u003cbr\u003eNew old stock from surplus inventory. The component may show minor cosmetic wear, oxidation, or handling marks from long-term storage. Untested. Please verify the markings, package, pin configuration, and compatibility before purchase. Review all photos for the exact condition.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eTexas Instruments 14-pin DIP IC marked 8513807S with additional marking 158 2604. The function could not be verified, and no direct replacement or cross-reference part number has been identified.\u003cbr\u003eThis is a like-for-like match only for equipment that originally used a Texas Instruments IC with the same markings. Compare the markings, 14-pin DIP package, and pin configuration against your board before installing.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: What does the Texas Instruments 8513807S do?\u003cbr\u003eA: The function could not be verified from available references. It is a 14-pin through-hole DIP integrated circuit marked 8513807S and 158 2604.\u003cbr\u003eQ: What replaces a Texas Instruments 8513807S?\u003cbr\u003eA: No cross-reference has been identified. This IC fits a board only if it used the same markings.\u003cbr\u003eQ: Is this tested?\u003cbr\u003eA: No. It is new old stock and untested.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eThis item is new old stock from surplus inventory and has not been tested. It may show cosmetic wear or oxidation from storage and handling. Ships fast with tracking. 30-day returns accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of Texas Instruments. All product names, trademarks, brands, and logos are the property of their respective owners. Products are sourced from surplus inventory and are not covered by manufacturer warranties.\u003cbr\u003e\u003cbr\u003eTexas Instruments 8513807S 1582604 158-2604 TI Integrated Circuit IC Chip 14 Pin DIP Through Hole Vintage Semiconductor Electronic Component Industrial Electronics Circuit Board Repair Replacement NOS New Old Stock Surplus Malaysia Texas Instruments IC failed replacement vintage board IC replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":49720301617307,"sku":"TI-8513807S-N","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/texas-instruments-8513807s-158-2604-14-pin-dip-ic-1-american-industrial-parts-group.png?v=1791157172"},{"product_id":"lot-of-10-texas-instruments-8513807s-158-2604-14-pin-dip-ic-new-old-stock","title":"Lot of 10 Texas Instruments 8513807S 158-2604 14-Pin DIP IC New Old Stock","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Texas Instruments\u003cbr\u003eModel: 158 2604\u003cbr\u003eMPN: 8513807S\u003cbr\u003eType: Integrated Circuit\u003cbr\u003eFunction: Unknown\u003cbr\u003ePackage: 14-Pin DIP\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003eNumber of Pins: 14\u003cbr\u003eQuantity: 10\u003cbr\u003eCountry\/Region of Manufacture: Malaysia\u003cbr\u003eCondition: New Old Stock\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eLot of 10 Texas Instruments 14-pin DIP integrated circuits marked 8513807S and 158 2604. The precise function and original application could not be verified from available reference sources.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eLot of 10 Integrated Circuits\u003cbr\u003eTexas Instruments\u003cbr\u003eMarking: 8513807S\u003cbr\u003eAdditional Marking: 158 2604\u003cbr\u003e14-Pin DIP Package\u003cbr\u003eThrough-Hole Mounting\u003cbr\u003eMade in Malaysia\u003cbr\u003eVintage Electronic Components\u003cbr\u003e\u003cbr\u003eThese components are new old stock and may show minor cosmetic wear, oxidation, or handling marks from long-term storage. They have not been tested. Please verify the markings, package, pin configuration, and compatibility before purchase. Review all photos for the exact condition.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eTexas Instruments 14-pin DIP IC marked 8513807S with additional marking 158 2604. The function could not be verified, and no direct replacement or cross-reference part number has been identified.\u003cbr\u003eThese are a like-for-like match only for equipment that originally used a Texas Instruments IC with the same markings. Compare the markings, 14-pin DIP package, and pin configuration against your board before installing.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: What does the Texas Instruments 8513807S do?\u003cbr\u003eA: The function could not be verified from available references. It is a 14-pin through-hole DIP integrated circuit marked 8513807S and 158 2604.\u003cbr\u003eQ: What replaces a Texas Instruments 8513807S?\u003cbr\u003eA: No cross-reference has been identified. These ICs fit a board only if it used the same markings.\u003cbr\u003eQ: How many ICs are included?\u003cbr\u003eA: 10 pieces per lot.\u003cbr\u003eQ: Are these tested?\u003cbr\u003eA: No. They are new old stock and untested.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eThese items are new old stock and have not been tested. They may show cosmetic wear or oxidation from long-term storage and handling. Ships fast with tracking. 30-day returns accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of Texas Instruments. All product names, trademarks, brands, and logos are the property of their respective owners. These products are not covered by a manufacturer warranty.\u003cbr\u003e\u003cbr\u003eTexas Instruments 8513807S 1582604 158-2604 TI Integrated Circuit IC Chip Lot of 10 14 Pin DIP Through Hole Vintage Semiconductor Electronic Components Circuit Board Repair Replacement NOS New Old Stock Malaysia Obsolete IC Vintage Electronics Texas Instruments IC failed replacement vintage board IC replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":49720301682843,"sku":"TI-8513807S-N-2","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/texas-instruments-8513807s-158-2604-14-pin-dip-ic-lot10-1-american-industrial-parts-group.png?v=1791157171"},{"product_id":"lot-of-10-of6390-8-pin-dip-ics-2979-8117fa-vintage-new-old-stock","title":"Lot of 10 OF6390 8-Pin DIP ICs 2979 8117FA Vintage New Old Stock","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Unidentified Part marking: OF6390 Additional markings: 2979, 8117FA Underside markings: PHIL, 117, 10 Package: 8-pin DIP Mounting: Through-hole Condition: New old stock Quantity: 10 Function: Unconfirmed\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eLot of 10 new old stock 8-pin DIP electronic components. The photographed sample is marked “2979,” “OF6390,” and “8117FA,” with underside markings “PHIL,” “117,” and “10.”\u003cbr\u003e• Includes 10 components. • Manufacturer, electrical specifications, and application remain unconfirmed. • Please review the photographs for markings and physical condition.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eIdentified by the photographed sample’s visible markings only. No verified manufacturer, pinout, or replacement equivalency is available, and these components are not represented as replacements for any specific part.\u003cbr\u003e\u003cbr\u003eQ: What is the OF6390? A: An 8-pin through-hole DIP component marked OF6390, 2979, and 8117FA; its function is unconfirmed.\u003cbr\u003e\u003cbr\u003eQ: How many are included? A: 10 components.\u003cbr\u003e\u003cbr\u003eQ: Is there a verified equivalent or pinout? A: No.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eListed as new old stock. Identification is based on the photographed sample’s visible markings. No verified pinout, replacement equivalency, or compatibility information is available. Match the markings and verify suitability before purchase.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eAmerican Industrial Parts Group is an independent reseller and is not an authorized distributor of the component’s manufacturer. Any referenced names or markings are used solely for identification.\u003cbr\u003e\u003cbr\u003eOF6390 0F6390 2979 8117FA lot of 10 8-pin DIP integrated circuits through-hole electronic components vintage electronics new old stock IC electronic repair components PHIL 117 10 marked semiconductors unidentified 8 pin DIP IC vintage IC marking lookup\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Unbranded","offers":[{"title":"Default Title","offer_id":49730475589787,"sku":"UNB-OF6390-N-2","price":88.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/lot-of-10-of6390-8-pin-dip-ics-2979-8117fa-1-american-industrial-parts-group.png?v=1791319935"},{"product_id":"of6390-8-pin-dip-integrated-circuit-2979-8117fa-vintage-new-old-stock","title":"OF6390 8-Pin DIP Integrated Circuit 2979 8117FA Vintage New Old Stock","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Unidentified Part marking: OF6390 Additional markings: 2979, 8117FA Underside markings: PHIL, 117, 10 Package: 8-pin DIP Mounting: Through-hole Condition: New old stock Quantity: 1 Function: Unconfirmed\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eNew old stock 8-pin DIP electronic component marked “2979,” “OF6390,” and “8117FA.” Underside markings include “PHIL,” “117,” and “10.”\u003cbr\u003e• Includes one component. • Manufacturer, electrical specifications, and application remain unconfirmed. • Please review the photographs for markings and physical condition.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eIdentified by visible markings only. No verified manufacturer, pinout, or replacement equivalency is available, and this component is not represented as a replacement for any specific part.\u003cbr\u003e\u003cbr\u003eQ: What is the OF6390? A: An 8-pin through-hole DIP component marked OF6390, 2979, and 8117FA; its function is unconfirmed.\u003cbr\u003e\u003cbr\u003eQ: Is there a verified equivalent or pinout? A: No.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eListed as new old stock. Identification is based on the visible markings. No verified pinout, replacement equivalency, or compatibility information is available. Match the markings and verify suitability before purchase.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eAmerican Industrial Parts Group is an independent reseller and is not an authorized distributor of the component’s manufacturer. Any referenced names or markings are used solely for identification.\u003cbr\u003e\u003cbr\u003eOF6390 0F6390 2979 8117FA 8-pin DIP integrated circuit through-hole electronic component vintage electronics new old stock IC electronic repair component PHIL 117 10 marked semiconductor unidentified 8 pin DIP IC vintage IC marking lookup\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Unbranded","offers":[{"title":"Default Title","offer_id":49730480504987,"sku":"UNB-OF6390-N","price":11.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/of6390-8-pin-dip-integrated-circuit-2979-8117fa-1-american-industrial-parts-group.jpg?v=1791319935"},{"product_id":"lot-of-10-texas-instruments-2979draeb-dip-8-ic-new-old-stock","title":"Lot of 10 Texas Instruments 2979DRAEB DIP-8 IC New Old Stock","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Texas Instruments\u003cbr\u003eMPN: 2979DRAEB\u003cbr\u003eType: Integrated Circuit\u003cbr\u003ePackage: DIP-8\u003cbr\u003eNumber of Pins: 8\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003eCountry\/Region of Manufacture: Malaysia\u003cbr\u003eQuantity: 10\u003cbr\u003eCondition: New Old Stock\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eLot of 10 Texas Instruments 2979DRAEB integrated circuits in new old stock condition. Each component has an eight-pin dual-inline package for through-hole mounting.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eTexas Instruments 2979DRAEB\u003cbr\u003eDIP-8 package\u003cbr\u003eEight leads\u003cbr\u003eThrough-hole mounting\u003cbr\u003e\u003cbr\u003eLot includes 10 integrated circuits\u003cbr\u003ePhotos show a representative component with Texas Instruments branding and Malaysia marking. Light lead discoloration and cosmetic handling marks are visible. Please review the photos for appearance and markings.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eThese items are new old stock and may show cosmetic signs of storage and handling. See photos. Ships fast with tracking. 30-day returns accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of Texas Instruments. All product names, trademarks, brands, and logos are the property of their respective owners. Products are sourced from secondary-market inventory and are not covered by manufacturer warranties.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eThe function, electrical ratings, and replacement equivalents of the Texas Instruments 2979DRAEB are not identified, and no cross-reference or compatibility is claimed. This lot is 10 8-pin through-hole DIP integrated circuits marked 2979DRAEB. Compare the body markings and package in the photos against your original part before purchasing.\u003cbr\u003e\u003cbr\u003eQ: What does the 2979DRAEB replace?\u003cbr\u003eA: No replacement or cross-reference is claimed. Match the marking 2979DRAEB on your original part to these.\u003cbr\u003e\u003cbr\u003eQ: How many are included?\u003cbr\u003eA: This listing is a lot of 10 Texas Instruments 2979DRAEB integrated circuits.\u003cbr\u003e\u003cbr\u003eQ: What package is it?\u003cbr\u003eA: An 8-pin through-hole DIP (DIP-8).\u003cbr\u003e\u003cbr\u003eTexas Instruments 2979DRAEB TI 2979DRAEB DIP-8 DIP8 8 Pin Integrated Circuit IC Through Hole Dual Inline Package Semiconductor Chip New Old Stock NOS Lot of 10 Malaysia 2979DRAEB replacement match markings unidentified 8-pin DIP IC replacement obsolete IC chip\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":49738113253531,"sku":"TI-2979DRAEB-N-2","price":24.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/texas-instruments-2979draeb-dip-8-integrated-circuit-lot-of-10-1-american-industrial-parts-group.png?v=1791392337"},{"product_id":"texas-instruments-2979draeb-dip-8-integrated-circuit-ic-new-old-stock","title":"Texas Instruments 2979DRAEB DIP-8 Integrated Circuit IC New Old Stock","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Texas Instruments\u003cbr\u003eMPN: 2979DRAEB\u003cbr\u003eType: Integrated Circuit\u003cbr\u003ePackage: DIP-8\u003cbr\u003eNumber of Pins: 8\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003eCountry\/Region of Manufacture: Malaysia\u003cbr\u003eQuantity: 1\u003cbr\u003eCondition: New Old Stock\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eTexas Instruments integrated circuit marked 2979DRAEB, offered as one new-old-stock component. Features an eight-pin dual-inline package with through-hole leads.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eTexas Instruments logo\u003cbr\u003e2979DRAEB body marking\u003cbr\u003eAdditional markings: BP 3371 and 8310 701\u003cbr\u003eEight-pin DIP package\u003cbr\u003eMalaysia country marking\u003cbr\u003e\u003cbr\u003eThe photos show surface discoloration on the leads and cosmetic handling marks. Please review all photos for exact markings, lead alignment, and condition. No electrical ratings or replacement compatibility are claimed.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eThis item is new old stock. Cosmetic signs of storage and handling are visible; see photos. Ships fast with tracking. 30-day returns accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of Texas Instruments. All product names, trademarks, brands, and logos are the property of their respective owners. This item is offered as secondary-market inventory and is not covered by a manufacturer warranty.\u003cbr\u003e\u003cbr\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003cbr\u003eThe function, electrical ratings, and replacement equivalents of the Texas Instruments 2979DRAEB are not identified, and no cross-reference or compatibility is claimed. This is an 8-pin through-hole DIP integrated circuit marked 2979DRAEB. Compare the body markings and package in the photos against your original part before purchasing.\u003cbr\u003e\u003cbr\u003eQ: What does the 2979DRAEB replace?\u003cbr\u003eA: No replacement or cross-reference is claimed. Match the marking 2979DRAEB on your original part to this one.\u003cbr\u003e\u003cbr\u003eQ: What package is it?\u003cbr\u003eA: An 8-pin through-hole DIP (DIP-8).\u003cbr\u003e\u003cbr\u003eQ: Is it tested?\u003cbr\u003eA: No electrical ratings or testing are represented. It is new old stock, sold as shown.\u003cbr\u003e\u003cbr\u003eTexas Instruments 2979DRAEB TI 2979DRAEB DIP-8 DIP8 8 Pin Integrated Circuit IC Through Hole Dual Inline Package Semiconductor Chip New Old Stock NOS Malaysia 2979DRAEB replacement match markings unidentified 8-pin DIP IC replacement obsolete IC chip\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":49738116464795,"sku":"TI-2979DRAEB-N","price":2.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/texas-instruments-2979draeb-dip-8-integrated-circuit-1-american-industrial-parts-group.png?v=1791392337"},{"product_id":"lot-of-10-fairchild-ua711hc-711hc-ecg-911-dual-differential-comparators-nos","title":"Lot of 10 Fairchild UA711HC 711HC ECG-911 Dual Differential Comparators NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Fairchild\u003cbr\u003eModel: UA711HC \/ 711HC\u003cbr\u003eMPN: 711HC\u003cbr\u003eType: Dual high-speed differential comparator\u003cbr\u003ePackage: Hermetic metal can\u003cbr\u003eCross-Reference: ECG-911\u003cbr\u003eQuantity: 10\u003cbr\u003eCondition: New Old Stock\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eLot of 10 New Old Stock Fairchild UA711HC \/ 711HC dual high-speed differential comparators.\u003cbr\u003eMarked FUA 711HC\u003cbr\u003eECG-911 cross-reference\u003cbr\u003eDual comparator design\u003cbr\u003eHigh-speed differential comparator\u003cbr\u003eHermetic metal-can package\u003cbr\u003eGold-plated leads\u003cbr\u003eVintage electronic components\u003cbr\u003eLoose components; no original retail packaging included\u003cbr\u003eNot electrically tested\u003cbr\u003ePlease review all photographs carefully for markings and physical condition.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eThese are vintage New Old Stock electronic components. They have not been electrically tested and are sold for replacement, repair, restoration, experimental, or parts use. Buyer is responsible for confirming electrical compatibility before installation.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eAmerican Industrial Parts Group is not an authorized distributor or representative of Fairchild Semiconductor, ECG, or any referenced manufacturer. Brand names and cross-reference numbers are used for identification purposes only.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003c\/strong\u003e\u003cbr\u003eMarked UA711HC \/ 711HC, these are dual high-speed differential comparators in a hermetic metal can, with an ECG-911 cross-reference per the label. NTE describes its NTE911 as a dual differential comparator in a 10-lead metal can with 40ns typical response, 5mV maximum offset voltage, and absolute maximum supplies of +14V and -7V. No Fairchild datasheet for this exact device was located, so verify pinout and ratings against the original equipment's documentation before substituting.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eQ\u0026amp;A\u003c\/strong\u003e\u003cbr\u003eQ: What is the UA711HC? A: A dual high-speed differential comparator in a hermetic metal-can package.\u003cbr\u003eQ: What is the ECG cross-reference? A: ECG-911, per the label on these parts.\u003cbr\u003eQ: How many are included? A: Ten.\u003cbr\u003e\u003cbr\u003eFairchild UA711HC 711HC ECG-911 ECG911 dual high-speed differential comparator voltage comparator analog comparator hermetic metal can comparator IC vintage semiconductor integrated circuit replacement parts legacy electronics test equipment industrial control NOS New Old Stock lot of 10 comparator IC failed replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Fairchild","offers":[{"title":"Default Title","offer_id":49772318294171,"sku":"FCH-UA711HC-N-2","price":59.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/fairchild-ua711hc-ecg-911-dual-differential-comparator-lot-of-10-1-american-industrial-parts-group.png?v=1791664095"},{"product_id":"fairchild-ua711hc-711hc-ecg-911-dual-high-speed-differential-comparator-nos","title":"Fairchild UA711HC 711HC ECG-911 Dual High-Speed Differential Comparator NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Fairchild\u003cbr\u003eModel: UA711HC \/ 711HC\u003cbr\u003eMPN: 711HC\u003cbr\u003eType: Dual high-speed differential comparator\u003cbr\u003ePackage: Hermetic metal can\u003cbr\u003eCross-Reference: ECG-911\u003cbr\u003eCondition: New Old Stock\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eNew Old Stock Fairchild UA711HC \/ 711HC dual high-speed differential comparator in a hermetic metal-can package.\u003cbr\u003eMarked FUA 711HC\u003cbr\u003eECG-911 cross-reference label\u003cbr\u003eDual comparator design\u003cbr\u003eHigh-speed differential comparator\u003cbr\u003eGold-plated leads\u003cbr\u003eVintage electronic component\u003cbr\u003eLoose component; no original retail packaging included\u003cbr\u003eNot electrically tested\u003cbr\u003ePlease review all photographs carefully for markings and physical condition.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eThis is a vintage New Old Stock electronic component. It has not been electrically tested and is sold for replacement, repair, restoration, experimental, or parts use. Buyer is responsible for confirming electrical compatibility before installation.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eAmerican Industrial Parts Group is not an authorized distributor or representative of Fairchild Semiconductor, ECG, or any referenced manufacturer. Brand names and cross-reference numbers are used for identification purposes only.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003c\/strong\u003e\u003cbr\u003eMarked UA711HC \/ 711HC, this is a dual high-speed differential comparator in a hermetic metal can, with an ECG-911 cross-reference per the label. NTE describes its NTE911 as a dual differential comparator in a 10-lead metal can with 40ns typical response, 5mV maximum offset voltage, and absolute maximum supplies of +14V and -7V. No Fairchild datasheet for this exact device was located, so verify pinout and ratings against the original equipment's documentation before substituting.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eQ\u0026amp;A\u003c\/strong\u003e\u003cbr\u003eQ: What is the UA711HC? A: A dual high-speed differential comparator in a hermetic metal-can package.\u003cbr\u003eQ: What is the ECG cross-reference? A: ECG-911, per the label on this part.\u003cbr\u003eQ: How many are included? A: One.\u003cbr\u003e\u003cbr\u003eFairchild UA711HC 711HC ECG-911 ECG911 dual high-speed differential comparator voltage comparator analog comparator hermetic metal can comparator IC vintage semiconductor integrated circuit replacement part legacy electronics test equipment industrial control NOS New Old Stock comparator IC failed replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Fairchild","offers":[{"title":"Default Title","offer_id":49772318556315,"sku":"FCH-UA711HC-N","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/fairchild-ua711hc-ecg-911-dual-differential-comparator-1-american-industrial-parts-group.png?v=1791664094"},{"product_id":"lot-of-10-motorola-mc1741sg-741-high-performance-op-amps-to-78-nos","title":"Lot of 10 Motorola MC1741SG 741 High-Performance Op Amps TO-78 NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Motorola\u003cbr\u003eMPN: MC1741SG\u003cbr\u003eQuantity: 10\u003cbr\u003eFunction: Operational amplifier\u003cbr\u003eType: 741 high-performance op amp\u003cbr\u003ePackage: TO-78 metal can, 8-pin\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003eTemperature Range: −55°C to +125°C\u003cbr\u003eEquivalent Family: 741 \/ ECG-941 \/ 741CJ\u003cbr\u003eCondition: New Old Stock\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eLot of 10 new old stock Motorola MC1741SG high-performance operational amplifiers. Devices are marked MC 1741SG with Motorola identification and date code K8350. The original bag label identifies ECG-941 and 741CJ cross-reference designations. Features include internal compensation, offset-null capability, wide common-mode range, short-circuit protection, and high slew-rate performance. Untested.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eSold as new old stock, untested. Original packaging is aged and may show storage wear. Verify pinout and electrical requirements before use.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eMotorola is a trademark of Motorola Solutions, Inc. or its respective owners. American Industrial Parts Group is not an authorized Motorola distributor.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003c\/strong\u003e\u003cbr\u003eThe MC1741SG is a high-performance version of the 741 operational amplifier in an 8-lead metal can. The bag label cross-references ECG-941; NTE's NTE941 (ECG941) is a general-purpose 741 in an 8-lead metal can whose replacement list includes the MC1741G and MC1741CG, but it is rated 0.5V\/µs, so it is a functional 741 substitute rather than a slew-rate match for the MC1741S. Confirm pinout, slew rate and temperature range against the original circuit before substituting.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eQ\u0026amp;A\u003c\/strong\u003e\u003cbr\u003eQ: What is the MC1741SG? A: A Motorola high-performance 741 op amp in an 8-pin metal can.\u003cbr\u003eQ: Is ECG-941 an exact replacement? A: It is a standard 741 in the same package; it does not match the higher slew rate of the MC1741S.\u003cbr\u003eQ: How many are included? A: Ten.\u003cbr\u003e\u003cbr\u003eMC1741SG, Motorola MC1741, lot of 10 op amps, 741 op amp, 741CJ, ECG-941, high-performance operational amplifier, internally compensated op amp, TO-78 metal can IC, 8-pin op amp, vintage electronics, NOS integrated circuit, through-hole IC, op amp failed replacement, amplifier circuit repair\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Motorola","offers":[{"title":"Default Title","offer_id":49793930264731,"sku":"MOT-MC1741SG-N-2","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/motorola-mc1741sg-741-op-amp-metal-can-lot-of-10-1-american-industrial-parts-group.jpg?v=1791844051"},{"product_id":"motorola-mc1741sg-741-high-performance-operational-amplifier-to-78-metal-can-nos","title":"Motorola MC1741SG 741 High-Performance Operational Amplifier TO-78 Metal Can NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Motorola\u003cbr\u003eMPN: MC1741SG\u003cbr\u003eFunction: Operational amplifier\u003cbr\u003eType: 741 high-performance op amp\u003cbr\u003ePackage: TO-78 metal can, 8-pin\u003cbr\u003eMounting Style: Through-Hole\u003cbr\u003eTemperature Range: −55°C to +125°C\u003cbr\u003eEquivalent Family: 741 \/ ECG-941 \/ 741CJ\u003cbr\u003eCondition: New Old Stock\u003cbr\u003eQuantity: 1\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eNew old stock Motorola MC1741SG high-performance operational amplifier in an 8-pin metal-can package. The device is marked MC 1741SG with Motorola identification and date code K8350. The original bag label identifies ECG-941 and 741CJ as cross-reference designations. Features include internal compensation, offset-null capability, wide common-mode range, short-circuit protection, and high slew-rate performance. Untested.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eSold as new old stock, untested. Original packaging is aged and may show storage wear. Please verify pinout and electrical requirements before use.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eMotorola is a trademark of Motorola Solutions, Inc. or its respective owners. American Industrial Parts Group is not an authorized Motorola distributor.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCOMPATIBILITY \u0026amp; CROSS-REFERENCE\u003c\/strong\u003e\u003cbr\u003eThe MC1741SG is a high-performance version of the 741 operational amplifier in an 8-lead metal can. The bag label cross-references ECG-941; NTE's NTE941 (ECG941) is a general-purpose 741 in an 8-lead metal can whose replacement list includes the MC1741G and MC1741CG, but it is rated 0.5V\/µs, so it is a functional 741 substitute rather than a slew-rate match for the MC1741S. Confirm pinout, slew rate and temperature range against the original circuit before substituting.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eQ\u0026amp;A\u003c\/strong\u003e\u003cbr\u003eQ: What is the MC1741SG? A: A Motorola high-performance 741 op amp in an 8-pin metal can.\u003cbr\u003eQ: Is ECG-941 an exact replacement? A: It is a standard 741 in the same package; it does not match the higher slew rate of the MC1741S.\u003cbr\u003eQ: How many are included? A: One.\u003cbr\u003e\u003cbr\u003eMC1741SG, Motorola MC1741, 741 op amp, 741CJ, ECG-941, high-performance operational amplifier, internally compensated op amp, TO-78 metal can IC, 8-pin op amp, vintage electronics, NOS integrated circuit, through-hole IC, op amp failed replacement, amplifier circuit repair\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Motorola","offers":[{"title":"Default Title","offer_id":49793936720027,"sku":"MOT-MC1741SG-N","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/motorola-mc1741sg-741-op-amp-metal-can-1-american-industrial-parts-group.png?v=1791844034"},{"product_id":"fairchild-9n23-7423-dual-4-input-nor-gate-strobe-ttl-ic-16-dip-vintage-1973-nos","title":"Fairchild 9N23\/7423 Dual 4-Input NOR Gate Strobe TTL IC 16-DIP Vintage 1973 NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Fairchild Semiconductor\u003cbr\u003eModel: 9N23\/7423\u003cbr\u003eMPN: 9N23\/7423\u003cbr\u003eType: Dual 4-Input Positive-NOR Gate with Strobe\u003cbr\u003eLogic Family: Standard TTL (7400 series)\u003cbr\u003eNumber of Gates: 2\u003cbr\u003eInputs per Gate: 4\u003cbr\u003ePackage: 16-Pin Plastic DIP\u003cbr\u003eMounting: Through-Hole\u003cbr\u003eSupply Voltage: 5V nominal\u003cbr\u003eOperating Temperature: 0°C to 70°C\u003cbr\u003eDate Code: 7304\u003cbr\u003eCondition: New\u003cbr\u003eQuantity: 1\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eNew old stock Fairchild Semiconductor 9N23\/7423 dual 4-input positive-NOR gate with strobe in a 16-pin plastic DIP. Marked \"9N23\/7423\" and \"PC F 7304.\" Date code 7304 places manufacture in 1973. Never installed. Leads show light storage discoloration, as pictured.\u003cbr\u003e\u003cbr\u003eFairchild sold its 7400-series equivalents under its own 9N numbering, so this part carries both the Fairchild 9N23 number and the industry-standard 7423 number.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eTwo 4-input NOR gates, each with a strobe input\u003cbr\u003eStandard 7400-series TTL, 5V logic\u003cbr\u003e16-pin plastic DIP, through-hole\u003cbr\u003eOriginal Fairchild manufacture, 1973 date code\u003cbr\u003eCommercial temperature range, 0°C to 70°C\u003cbr\u003eCompatibility: Direct replacement for 7423, SN7423, and Fairchild 9N23 in 16-pin DIP sockets. The 7425 performs the same dual 4-input NOR-with-strobe function but is a 14-pin part, so it is not a drop-in substitute.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: What is the 9N23\/7423?\u003cbr\u003eA: A Fairchild dual 4-input NOR gate with strobe, in standard TTL, packaged in a 16-pin plastic DIP.\u003cbr\u003eQ: What replaces a 7423?\u003cbr\u003eA: This part is a direct replacement for 7423, SN7423, and Fairchild 9N23.\u003cbr\u003eQ: Is the 7423 the same as the 7425?\u003cbr\u003eA: Same logic function, different package. The 7423 is 16-pin; the 7425 is 14-pin. They are not pin-compatible.\u003cbr\u003eQ: How old is this part?\u003cbr\u003eA: The date code is 7304, which places manufacture in 1973.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eItem is new old stock, sold as pictured. Ships fast with tracking. 30-day returns accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of Fairchild Semiconductor. All product names, trademarks, brands, and logos are the property of their respective owners. Products are sourced from surplus inventory and are not covered by manufacturer warranties.\u003cbr\u003e\u003cbr\u003e9N23, 9N23\/7423, 7423, SN7423, SN7423N, 7423PC, Fairchild 9N23, Fairchild 7423, dual 4-input NOR gate with strobe, 4-input NOR gate IC, NOR gate strobe DIP-16, TTL logic IC, 7400 series TTL, vintage Fairchild IC, 1973 vintage IC, NOS Fairchild TTL, obsolete TTL replacement, vintage computer repair IC, minicomputer repair TTL, test equipment repair logic IC, arcade board repair TTL, circuit board not working logic gate replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Fairchild","offers":[{"title":"Default Title","offer_id":49804628164763,"sku":"FSC-9N23\/7423-N","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/fairchild-9n23-7423-dual-nor-gate-dip-16-1-american-industrial-parts-group.jpg?v=1791933997"},{"product_id":"lot-of-10-fairchild-9n23-7423-dual-4-input-nor-gate-strobe-ttl-16-dip-1973-nos","title":"Lot of 10 Fairchild 9N23\/7423 Dual 4-Input NOR Gate Strobe TTL 16-DIP 1973 NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Fairchild Semiconductor\u003cbr\u003eModel: 9N23\/7423\u003cbr\u003eMPN: 9N23\/7423\u003cbr\u003eType: Dual 4-Input Positive-NOR Gate with Strobe\u003cbr\u003eLogic Family: Standard TTL (7400 series)\u003cbr\u003eNumber of Gates: 2\u003cbr\u003eInputs per Gate: 4\u003cbr\u003ePackage: 16-Pin Plastic DIP\u003cbr\u003eMounting: Through-Hole\u003cbr\u003eSupply Voltage: 5V nominal\u003cbr\u003eOperating Temperature: 0°C to 70°C\u003cbr\u003eCondition: New\u003cbr\u003eQuantity: 10\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eLot of 10 new old stock Fairchild Semiconductor 9N23\/7423 dual 4-input positive-NOR gates with strobe in 16-pin plastic DIP. Each is marked \"9N23\/7423\" with Fairchild's \"PC F\" marking. Photos show a representative unit with date code 7304, which places manufacture in 1973; date codes may vary within the lot. Never installed. Leads show light storage discoloration, as pictured.\u003cbr\u003e\u003cbr\u003eFairchild sold its 7400-series equivalents under its own 9N numbering, so these parts carry both the Fairchild 9N23 number and the industry-standard 7423 number.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eTwo 4-input NOR gates, each with a strobe input\u003cbr\u003eStandard 7400-series TTL, 5V logic\u003cbr\u003e16-pin plastic DIP, through-hole\u003cbr\u003eOriginal Fairchild manufacture, 1970s vintage\u003cbr\u003eCommercial temperature range, 0°C to 70°C\u003cbr\u003e10 pieces\u003cbr\u003e\u003cbr\u003eCompatibility:\u003cbr\u003eDirect replacement for 7423, SN7423, and Fairchild 9N23 in 16-pin DIP sockets. The 7425 performs the same dual 4-input NOR-with-strobe function but is a 14-pin part, so it is not a drop-in substitute.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: What is the 9N23\/7423?\u003cbr\u003eA: A Fairchild dual 4-input NOR gate with strobe, in standard TTL, packaged in a 16-pin plastic DIP.\u003cbr\u003eQ: What replaces a 7423?\u003cbr\u003eA: These parts are a direct replacement for 7423, SN7423, and Fairchild 9N23.\u003cbr\u003eQ: Is the 7423 the same as the 7425?\u003cbr\u003eA: Same logic function, different package. The 7423 is 16-pin; the 7425 is 14-pin. They are not pin-compatible.\u003cbr\u003eQ: How old are these parts?\u003cbr\u003eA: The pictured unit is date coded 7304, which places manufacture in 1973. Date codes may vary within the lot.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eItems are new old stock, sold as pictured. Ships fast with tracking. 30-day returns accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of Fairchild Semiconductor. All product names, trademarks, brands, and logos are the property of their respective owners. Products are sourced from surplus inventory and are not covered by manufacturer warranties.\u003cbr\u003e\u003cbr\u003e9N23 lot, 9N23\/7423 10 pack, 7423 IC lot, SN7423, SN7423N, 7423PC, Fairchild 9N23, Fairchild 7423, dual 4-input NOR gate with strobe, 4-input NOR gate IC, NOR gate strobe DIP-16, TTL logic IC lot, 7400 series TTL, vintage Fairchild IC, 1973 vintage IC, NOS Fairchild TTL, obsolete TTL replacement, vintage computer repair IC, minicomputer repair TTL, test equipment repair logic IC, arcade board repair TTL, circuit board not working logic gate replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Fairchild","offers":[{"title":"Default Title","offer_id":49804633243803,"sku":"FSC-9N23\/7423-N-2","price":48.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/fairchild-9n23-7423-dual-nor-gate-dip-16-lot-of-10-1-american-industrial-parts-group.png?v=1791933997"},{"product_id":"lot-of-10-texas-instruments-sn7413n-dual-4-input-nand-schmitt-trigger-dip-14-nos","title":"Lot of 10 Texas Instruments SN7413N Dual 4-Input NAND Schmitt Trigger DIP-14 NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Texas Instruments\u003cbr\u003eModel: SN7413N\u003cbr\u003eMPN: SN7413N\u003cbr\u003eType: Dual 4-Input Positive-NAND Schmitt Trigger\u003cbr\u003eLogic Family: Standard TTL (7400 series)\u003cbr\u003eNumber of Gates: 2\u003cbr\u003eInputs per Gate: 4\u003cbr\u003ePackage: 14-Pin Plastic DIP (PDIP)\u003cbr\u003eMounting: Through-Hole\u003cbr\u003eSupply Voltage: 5V nominal\u003cbr\u003eOperating Temperature: 0°C to 70°C\u003cbr\u003eRoHS: Not Compliant\u003cbr\u003eCondition: New\u003cbr\u003eQuantity: 10\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eLot of 10 new old stock Texas Instruments SN7413N dual 4-input positive-NAND Schmitt triggers in 14-pin plastic DIP. Each is marked \"SN7413N\" with the TI logo. Photos show a representative unit marked with date code 7745 and an underside marking of \"7413 E EL SALVADOR\"; date codes may vary within the lot. Never installed. Leads show light discoloration from storage, as pictured.\u003cbr\u003eThe SN7413 is a discontinued standard TTL part. Texas Instruments lists it as obsolete, which makes original TI stock hard to find for repair work.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eTwo independent 4-input NAND gates with Schmitt-trigger inputs\u003cbr\u003eHysteresis cleans up slow or noisy input edges\u003cbr\u003eStandard 7400-series TTL, 5V logic\u003cbr\u003e14-pin plastic DIP, 0.1\" (2.54 mm) pin pitch\u003cbr\u003ePin 14 VCC, pin 7 ground, pins 3 and 11 not connected\u003cbr\u003eOriginal Texas Instruments manufacture\u003cbr\u003e10 pieces\u003cbr\u003e\u003cbr\u003eCompatibility:\u003cbr\u003eDirect replacement for SN7413N and generic 7413 in 14-pin DIP sockets. Cross-references to NTE7413 (formerly ECG-7413). The SN74LS13 performs the same logic function in the low-power Schottky family; check input loading and fan-out before substituting between families.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: What is the SN7413N?\u003cbr\u003eA: A Texas Instruments dual 4-input NAND gate with Schmitt-trigger inputs, in standard TTL, packaged in a 14-pin plastic DIP.\u003cbr\u003eQ: What replaces an SN7413N?\u003cbr\u003eA: This part is a direct replacement. The NTE7413 (formerly ECG-7413) is the common cross-reference.\u003cbr\u003eQ: Is the 7413 the same as the 74132?\u003cbr\u003eA: No. The 7413 has two 4-input NAND Schmitt triggers. The 74132 has four 2-input NAND Schmitt triggers.\u003cbr\u003eQ: Is the SN7413N RoHS compliant?\u003cbr\u003eA: No. Texas Instruments lists the SN7413N as not RoHS compliant and not lead-free.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eItems are new old stock, sold as pictured. Ships fast with tracking. 30-day returns accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of Texas Instruments. All product names, trademarks, brands, and logos are the property of their respective owners. Products are sourced from surplus inventory and are not covered by manufacturer warranties.\u003cbr\u003e\u003cbr\u003eSN7413N lot, SN7413N 10 pack, SN7413, 7413 IC, 7413N, Texas Instruments 7413, TI SN7413N, NTE7413, ECG-7413, ECG7413, dual 4-input NAND Schmitt trigger, 4-input NAND gate IC, Schmitt trigger NAND DIP-14, TTL logic IC lot, 7400 series TTL, vintage TTL IC, NOS Texas Instruments IC, obsolete TTL replacement, noisy input signal fix IC, slow edge signal cleanup, switch debounce IC, vintage computer repair IC, arcade board repair TTL, test equipment repair logic IC, circuit board not working logic gate replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":49804651954331,"sku":"TI-SN7413N-N-2","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/texas-instruments-sn7413n-nand-schmitt-trigger-dip-14-lot-of-10-1-american-industrial-parts-group.jpg?v=1791933996"},{"product_id":"texas-instruments-sn7413n-dual-4-input-nand-schmitt-trigger-ic-14-pin-dip-nos","title":"Texas Instruments SN7413N Dual 4-Input NAND Schmitt Trigger IC 14-Pin DIP NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: Texas Instruments\u003cbr\u003eModel: SN7413N\u003cbr\u003eMPN: SN7413N\u003cbr\u003eType: Dual 4-Input Positive-NAND Schmitt Trigger\u003cbr\u003eLogic Family: Standard TTL (7400 series)\u003cbr\u003eNumber of Gates: 2\u003cbr\u003eInputs per Gate: 4\u003cbr\u003ePackage: 14-Pin Plastic DIP (PDIP)\u003cbr\u003eMounting: Through-Hole\u003cbr\u003eSupply Voltage: 5V nominal\u003cbr\u003eOperating Temperature: 0°C to 70°C\u003cbr\u003eDate Code: 7745\u003cbr\u003eRoHS: Not Compliant\u003cbr\u003eCondition: New\u003cbr\u003eQuantity: 1\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eNew old stock Texas Instruments SN7413N dual 4-input positive-NAND Schmitt trigger in a 14-pin plastic DIP. Marked \"SN7413N\" with the TI logo and date code 7745. Underside marked \"7413 E EL SALVADOR.\" Never installed. Leads show light discoloration from storage, as pictured.\u003cbr\u003e\u003cbr\u003eThe SN7413 is a discontinued standard TTL part. Texas Instruments lists it as obsolete, which makes original TI stock hard to find for repair work.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eTwo independent 4-input NAND gates with Schmitt-trigger inputs\u003cbr\u003eHysteresis cleans up slow or noisy input edges\u003cbr\u003eStandard 7400-series TTL, 5V logic\u003cbr\u003e14-pin plastic DIP, 0.1\" (2.54 mm) pin pitch\u003cbr\u003ePin 14 VCC, pin 7 ground, pins 3 and 11 not connected\u003cbr\u003eOriginal Texas Instruments manufacture, 7745 date code\u003cbr\u003e\u003cbr\u003eCompatibility:\u003cbr\u003eDirect replacement for SN7413N and generic 7413 in 14-pin DIP sockets. Cross-references to NTE7413 (formerly ECG-7413). The SN74LS13 performs the same logic function in the low-power Schottky family; check input loading and fan-out before substituting between families.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: What is the SN7413N?\u003cbr\u003eA: A Texas Instruments dual 4-input NAND gate with Schmitt-trigger inputs, in standard TTL, packaged in a 14-pin plastic DIP.\u003cbr\u003eQ: What replaces an SN7413N?\u003cbr\u003eA: This part is a direct replacement. The NTE7413 (formerly ECG-7413) is the common cross-reference.\u003cbr\u003eQ: Is the 7413 the same as the 74132?\u003cbr\u003eA: No. The 7413 has two 4-input NAND Schmitt triggers. The 74132 has four 2-input NAND Schmitt triggers.\u003cbr\u003eQ: Is the SN7413N RoHS compliant?\u003cbr\u003eA: No. Texas Instruments lists the SN7413N as not RoHS compliant and not lead-free.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eItem is new old stock, sold as pictured. Ships fast with tracking. 30-day returns accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of Texas Instruments. All product names, trademarks, brands, and logos are the property of their respective owners. Products are sourced from surplus inventory and are not covered by manufacturer warranties.\u003cbr\u003e\u003cbr\u003eSN7413N, SN7413, 7413 IC, 7413N, Texas Instruments 7413, TI SN7413N, NTE7413, ECG-7413, ECG7413, dual 4-input NAND Schmitt trigger, 4-input NAND gate IC, Schmitt trigger NAND DIP-14, TTL logic IC, 7400 series TTL, vintage TTL IC, NOS Texas Instruments IC, obsolete TTL replacement, noisy input signal fix IC, slow edge signal cleanup, switch debounce IC, vintage computer repair IC, arcade board repair TTL, test equipment repair logic IC, circuit board not working logic gate replacement\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":49804660703387,"sku":"TI-SN7413N-N","price":3.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/texas-instruments-sn7413n-nand-schmitt-trigger-dip-14-1-american-industrial-parts-group.png?v=1791933975"},{"product_id":"lot-of-10-national-semiconductor-dm74ls85n-4-bit-magnitude-comparator-1979-nos","title":"Lot of 10 National Semiconductor DM74LS85N 4-Bit Magnitude Comparator 1979 NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: National Semiconductor\u003cbr\u003eModel: DM74LS85N\u003cbr\u003eMPN: DM74LS85N\u003cbr\u003eType: 4-Bit Magnitude Comparator\u003cbr\u003eLogic Family: 74LS (Low-Power Schottky TTL)\u003cbr\u003eOutputs: A\u0026gt;B, A\u0026lt;B, A=B\u003cbr\u003eSupply Voltage: 4.75V to 5.25V (5V nominal)\u003cbr\u003eSupply Current: 10mA typical, 20mA maximum\u003cbr\u003ePropagation Delay: 24ns typical (4-bit words)\u003cbr\u003eOperating Temperature: 0°C to +70°C\u003cbr\u003ePackage: 16-Pin Plastic DIP\u003cbr\u003ePinout: Pin 16 VCC, Pin 8 GND\u003cbr\u003eMounting: Through-Hole\u003cbr\u003eDate Code: 7931\u003cbr\u003eCondition: New\u003cbr\u003eQuantity: 10\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eLot of 10 new old stock National Semiconductor DM74LS85N 4-bit magnitude comparators in 16-pin plastic DIPs. Each is marked with the National Semiconductor logo, \"7931,\" and \"DM74LS85N.\" Date code 7931 places manufacture in week 31 of 1979. Never installed, with clean, unsoldered leads. Light surface marks on the packages, as pictured.\u003cbr\u003eThe 74LS85 compares two 4-bit binary or BCD words and outputs A greater than B, A less than B, or A equal to B. Cascading inputs let several chips compare longer words without external gates. With ten pieces you can build up to a 40-bit comparator, or keep spares for repair work.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eCompares two 4-bit binary or BCD words\u003cbr\u003eThree outputs: A\u0026gt;B, A\u0026lt;B, A=B\u003cbr\u003eCascading inputs, expandable to any word length\u003cbr\u003eLow-power Schottky TTL (74LS)\u003cbr\u003e5V supply\u003cbr\u003e24ns typical propagation delay\u003cbr\u003e16-pin through-hole DIP\u003cbr\u003eOriginal National Semiconductor manufacture, 1979\u003cbr\u003e10 pieces\u003cbr\u003e\u003cbr\u003eCompatibility:\u003cbr\u003eDirect replacement for the 74LS85 in any manufacturer's version, including SN74LS85N (Texas Instruments), 74LS85PC (Fairchild), 74LS85N (Signetics) and onsemi DM74LS85N. Pin-compatible with the 7485 and 74HCT85 in most 5V TTL circuits. Check timing and drive requirements before substituting a different logic family.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: What does the 74LS85 do?\u003cbr\u003eA: It compares two 4-bit numbers (A and B) and signals whether A is greater than, less than, or equal to B.\u003cbr\u003eQ: What is the 74LS85 pinout for power?\u003cbr\u003eA: VCC is pin 16 and ground is pin 8.\u003cbr\u003eQ: How do I compare numbers longer than 4 bits?\u003cbr\u003eA: Cascade the chips. Connect the A\u0026gt;B, A\u0026lt;B and A=B outputs of the lower-order chip to the cascading inputs of the next chip.\u003cbr\u003eQ: How old are these parts?\u003cbr\u003eA: Date code 7931, which places manufacture in 1979.\u003cbr\u003eQ: How many are included?\u003cbr\u003eA: Ten.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eItems are new old stock, sold as pictured. Ships fast with tracking. 30-day returns accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of National Semiconductor or its successors. All product names, trademarks, brands, and logos are the property of their respective owners. Products are sourced from surplus inventory and are not covered by manufacturer warranties.\u003cbr\u003e\u003cbr\u003eDM74LS85N, DM74LS85, 74LS85, 74LS85N, National Semiconductor DM74LS85N, NS 74LS85, SN74LS85N, 74LS85PC, 7485, 74LS85 comparator, 74LS85 IC, TTL 74LS85, 74LS85 pinout, 74LS85 pin diagram, 74LS85 truth table, 74LS85 datasheet, 4-bit magnitude comparator, 4 bit comparator IC, magnitude comparator chip, binary comparator, BCD comparator, 74LS TTL logic, 16 pin DIP IC, 74LS85 lot of 10, vintage National Semiconductor, 1979 IC, NOS logic IC, vintage computer repair IC, arcade board repair IC, digital logic chip replacement, retro electronics project\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"National Semiconductor","offers":[{"title":"Default Title","offer_id":49845126496411,"sku":"NS-DM74LS85N-N-2","price":45.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/national-semiconductor-dm74ls85n-74ls85-magnitude-comparator-dip-16-lot-of-10-1-american-industrial-parts-group.png?v=1792281917"},{"product_id":"national-semiconductor-dm74ls85n-4-bit-magnitude-comparator-16-dip-1979-nos","title":"National Semiconductor DM74LS85N 4-Bit Magnitude Comparator 16-DIP 1979 NOS","description":"ITEM SPECIFICS\u003cbr\u003eBrand: National Semiconductor\u003cbr\u003eModel: DM74LS85N\u003cbr\u003eMPN: DM74LS85N\u003cbr\u003eType: 4-Bit Magnitude Comparator\u003cbr\u003eLogic Family: 74LS (Low-Power Schottky TTL)\u003cbr\u003eOutputs: A\u0026gt;B, A\u0026lt;B, A=B\u003cbr\u003eSupply Voltage: 4.75V to 5.25V (5V nominal)\u003cbr\u003eSupply Current: 10mA typical, 20mA maximum\u003cbr\u003ePropagation Delay: 24ns typical (4-bit words)\u003cbr\u003eOperating Temperature: 0°C to +70°C\u003cbr\u003ePackage: 16-Pin Plastic DIP\u003cbr\u003ePinout: Pin 16 VCC, Pin 8 GND\u003cbr\u003eMounting: Through-Hole\u003cbr\u003eDate Code: 7931\u003cbr\u003eCondition: New\u003cbr\u003eQuantity: 1\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eNew old stock National Semiconductor DM74LS85N 4-bit magnitude comparator in a 16-pin plastic DIP. It is marked with the National Semiconductor logo, \"7931,\" and \"DM74LS85N.\" Date code 7931 places manufacture in week 31 of 1979. Never installed, with clean, unsoldered leads. Light surface marks on the package, as pictured.\u003cbr\u003eThe 74LS85 compares two 4-bit binary or BCD words and outputs A greater than B, A less than B, or A equal to B. Cascading inputs let several chips compare longer words without external gates.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eCompares two 4-bit binary or BCD words\u003cbr\u003eThree outputs: A\u0026gt;B, A\u0026lt;B, A=B\u003cbr\u003eCascading inputs, expandable to any word length\u003cbr\u003eLow-power Schottky TTL (74LS)\u003cbr\u003e5V supply\u003cbr\u003e24ns typical propagation delay\u003cbr\u003e16-pin through-hole DIP\u003cbr\u003eOriginal National Semiconductor manufacture, 1979\u003cbr\u003e\u003cbr\u003eCompatibility:\u003cbr\u003eDirect replacement for the 74LS85 in any manufacturer's version, including SN74LS85N (Texas Instruments), 74LS85PC (Fairchild), 74LS85N (Signetics) and onsemi DM74LS85N. Pin-compatible with the 7485 and 74HCT85 in most 5V TTL circuits. Check timing and drive requirements before substituting a different logic family.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: What does the 74LS85 do?\u003cbr\u003eA: It compares two 4-bit numbers (A and B) and signals whether A is greater than, less than, or equal to B.\u003cbr\u003eQ: What is the 74LS85 pinout for power?\u003cbr\u003eA: VCC is pin 16 and ground is pin 8.\u003cbr\u003eQ: How do I compare numbers longer than 4 bits?\u003cbr\u003eA: Cascade the chips. Connect the A\u0026gt;B, A\u0026lt;B and A=B outputs of the lower-order chip to the cascading inputs of the next chip.\u003cbr\u003eQ: What does the \"N\" suffix mean?\u003cbr\u003eA: N indicates National Semiconductor's plastic dual in-line package.\u003cbr\u003eQ: How old is this part?\u003cbr\u003eA: Date code 7931, which places manufacture in 1979.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eItem is new old stock, sold as pictured. Ships fast with tracking. 30-day returns accepted; buyer pays return shipping.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eWe are not an authorized distributor, reseller, or representative of National Semiconductor or its successors. All product names, trademarks, brands, and logos are the property of their respective owners. Products are sourced from surplus inventory and are not covered by manufacturer warranties.\u003cbr\u003e\u003cbr\u003eDM74LS85N, DM74LS85, 74LS85, 74LS85N, National Semiconductor DM74LS85N, NS 74LS85, SN74LS85N, 74LS85PC, 7485, 74LS85 comparator, 74LS85 IC, TTL 74LS85, 74LS85 pinout, 74LS85 pin diagram, 74LS85 truth table, 74LS85 datasheet, 4-bit magnitude comparator, 4 bit comparator IC, magnitude comparator chip, binary comparator, BCD comparator, 74LS TTL logic, 16 pin DIP IC, vintage National Semiconductor, 1979 IC, NOS logic IC, vintage computer repair IC, arcade board repair IC, digital logic chip replacement, retro electronics project\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"National Semiconductor","offers":[{"title":"Default Title","offer_id":49845127250075,"sku":"NS-DM74LS85N-N","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/national-semiconductor-dm74ls85n-74ls85-magnitude-comparator-dip-16-1-american-industrial-parts-group.png?v=1792281900"},{"product_id":"nte-electronics-nte3087-optoisolator-ttl-nand-gate-output-8-pin-dip-ecg3087-new","title":"NTE Electronics NTE3087 Optoisolator TTL NAND Gate Output 8-Pin DIP ECG3087 New","description":"ITEM SPECIFICS\u003cbr\u003eBrand: NTE Electronics\u003cbr\u003eMPN: NTE3087\u003cbr\u003eModel: NTE3087\u003cbr\u003eCross Reference: ECG3087, SK2087\u003cbr\u003eType: Optoisolator \/ Optocoupler\u003cbr\u003eOutput Type: Open Collector, Schottky-Clamped (TTL Logic Gate)\u003cbr\u003eNumber of Channels: 1\u003cbr\u003ePackage \/ Case: 8-Pin Mini-DIP (Plastic)\u003cbr\u003eIsolation Voltage: 2500 Vrms\u003cbr\u003eInput Forward Current (IF): 20 mA (40 mA pulse)\u003cbr\u003eReverse Voltage (VR): 5 V\u003cbr\u003eOutput Current (IO): 50 mA\u003cbr\u003eOutput Voltage (VO): 7 V\u003cbr\u003eSupply Voltage (VCC): 5 V typ, 7 V max\u003cbr\u003eOutput Power Dissipation: 85 mW\u003cbr\u003ePropagation Delay: 60 ns typ \/ 120 ns max\u003cbr\u003eOperating Temperature: 0°C to +70°C\u003cbr\u003eMounting: Through Hole\u003cbr\u003eCondition: New\u003cbr\u003e\u003cbr\u003eDESCRIPTION\u003cbr\u003eThe NTE Electronics NTE3087 optoisolator combines a GaAsP LED emitter with an integrated high-gain, high-speed, multi-stage photodetector. Its output is an open-collector, Schottky-clamped transistor that can sink 50 mA and is compatible with LSTTL\/TTL logic on a 5 V supply. The output can be bussed, ORed and strobed, and an enable input provides gating.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003e2500 Vrms input-to-output isolation\u003cbr\u003eLSTTL\/TTL-compatible open-collector gate output with enable input\u003cbr\u003e50 mA output sink current; fan-out of 8 TTL loads\u003cbr\u003e\u003cbr\u003eHigh speed: 60 ns typical propagation delay\u003cbr\u003eLow-level output voltage (VOL) of 0.6 V max; high-level output current (IOH) of 250 µA max\u003cbr\u003eTypical current transfer ratio of 1000%\u003cbr\u003e8-pin plastic mini-DIP\u003cbr\u003e\u003cbr\u003ePinout:\u003cbr\u003ePin 1: N.C.\u003cbr\u003ePin 2: Anode (+)\u003cbr\u003ePin 3: Cathode (–)\u003cbr\u003ePin 4: N.C.\u003cbr\u003ePin 5: GND\u003cbr\u003ePin 6: VOUT\u003cbr\u003ePin 7: VE (Enable)\u003cbr\u003ePin 8: VCC\u003cbr\u003eThe datasheet requires a 0.1 µF bypass capacitor between pins 8 and 5.\u003cbr\u003e\u003cbr\u003eCompatibility:\u003cbr\u003eDirect replacement for ECG3087 and SK2087.\u003cbr\u003ePlease note: NTE's printed bag label states \"6-Lead Dip\" and lists some ratings that differ from NTE's published datasheet. The part itself is an 8-pin DIP, as shown in the photos and confirmed by the NTE datasheet and the pin diagram on the same label. The specifications in this listing come from the manufacturer datasheet.\u003cbr\u003e\u003cbr\u003eQ\u0026amp;A\u003cbr\u003eQ: Is this 6-pin or 8-pin?\u003cbr\u003eA: It is 8-pin. The \"6-Lead\" text on the bag label is a misprint; the device and the NTE datasheet are both 8-pin.\u003cbr\u003eQ: Does it replace the ECG3087?\u003cbr\u003eA: Yes. NTE lists ECG3087 and SK2087 as direct replacements.\u003cbr\u003eQ: Does it include the original bag?\u003cbr\u003eA: Yes. It ships in the original NTE labeled bag, as pictured.\u003cbr\u003e\u003cbr\u003eDISCLAIMER\u003cbr\u003eItem is sold as pictured. Please review all photos carefully and compare part numbers before purchasing.\u003cbr\u003e\u003cbr\u003eLEGAL DISCLAIMER\u003cbr\u003eAmerican Industrial Parts Group is not an authorized distributor or affiliate of NTE Electronics or any other manufacturer listed. All brand names and part numbers are used for identification purposes only. As an independent reseller, the original manufacturer warranty does not apply.\u003cbr\u003e\u003cbr\u003eNTE3087, ECG3087, SK2087, optoisolator, optocoupler, optocoupler optoisolator, TTL optoisolator, logic gate output optocoupler, open collector optoisolator, 8-pin DIP optocoupler, NTE Electronics\u003cbr\u003e\u003cbr\u003eThank you for shopping with American Industrial Parts Group!","brand":"NTE Electronics","offers":[{"title":"Default Title","offer_id":49888755613851,"sku":"NTE-NTE3087-N","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/files\/nte3087-optoisolator-ttl-nand-gate-output-8-pin-dip-ecg3087-1-american-industrial-parts-group.jpg?v=1792689524"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/0857\/7435\/collections\/Industrial-Automation-MRO-Products-American-Industrial-Parts-Group_b9854983-2ddd-4024-ac5e-4326ceca43e0.png?v=1791158400","url":"https:\/\/americanindustrialpartsgroup.com\/collections\/vintage-integrated-circuits.oembed","provider":"American Industrial Parts Group","version":"1.0","type":"link"}