{"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","url":"https:\/\/americanindustrialpartsgroup.com\/products\/texas-instruments-851380ts-158-2604-custom-ic-14-pin-dip-vintage-nos","provider":"American Industrial Parts Group","version":"1.0","type":"link"}