{"product_id":"at27c256r-12tc","title":"AT27C256R-12TC","description":"\u003ch2\u003eAT27C256R-12TC - High-Performance 256Kbit EPROM Memory IC\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eAT27C256R-12TC\u003c\/strong\u003e from Microchip Technology is a premium 256Kbit (32K x 8) EPROM (Erasable Programmable Read-Only Memory) designed for mission-critical applications in aerospace, automotive, and industrial systems. Featuring a fast 120ns access time and reliable parallel interface, this surface-mount memory IC delivers exceptional performance and data retention for embedded systems requiring non-volatile storage.\u003c\/p\u003e\u003cp\u003eThis OTP (One-Time Programmable) EPROM operates across a wide voltage range of 4.5V to 5.5V and maintains stable operation in demanding temperature environments (0°C to 70°C). The compact 28-TSOP package (11.80mm width) makes it ideal for space-constrained PCB designs while ensuring robust connectivity and thermal performance.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ccolgroup\u003e\u003ccol\u003e\u003c\/colgroup\u003e \u003ctbody\u003e \u003ctr\u003e \t\u003ctd\u003eProduct attributes\u003c\/td\u003e \t\u003ctd\u003eProperty Value\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eManufacturer\u003c\/td\u003e \t\u003ctd\u003eMicrochip Technology\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003eTray | \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eMemory Type\u003c\/td\u003e \t\u003ctd\u003eNon-Volatile\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eMemory Format\u003c\/td\u003e \t\u003ctd\u003eEPROM\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eTechnology\u003c\/td\u003e \t\u003ctd\u003eEPROM - OTP\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eMemory Size\u003c\/td\u003e \t\u003ctd\u003e256Kbit\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eMemory Organization\u003c\/td\u003e \t\u003ctd\u003e32K x 8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eMemory Interface\u003c\/td\u003e \t\u003ctd\u003eParallel\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eClock Frequency\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eWrite Cycle Time - Word, Page\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eAccess Time\u003c\/td\u003e \t\u003ctd\u003e120 ns\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply\u003c\/td\u003e \t\u003ctd\u003e4.5V ~ 5.5V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e0°C ~ 70°C (TC)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eGrade\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eQualification\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eMounting Type\u003c\/td\u003e \t\u003ctd\u003eSurface Mount\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e28-TSSOP (0.465\", 11.80mm Width)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e28-TSOP\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Access Time:\u003c\/strong\u003e 120ns access time ensures rapid data retrieval for time-sensitive applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-Volatile Storage:\u003c\/strong\u003e Retains programmed data without power, perfect for firmware and configuration storage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Range:\u003c\/strong\u003e Functions reliably across 4.5V-5.5V supply voltage and 0°C-70°C temperature range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParallel Interface:\u003c\/strong\u003e Standard parallel bus architecture simplifies integration with legacy and modern microcontroller systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface Mount Package:\u003c\/strong\u003e 28-TSOP form factor optimizes board space and manufacturing efficiency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial-Grade Reliability:\u003c\/strong\u003e Manufactured by Microchip Technology with stringent quality controls for long-term dependability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe AT27C256R-12TC is engineered for demanding applications including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEmbedded system firmware storage\u003c\/li\u003e\n\u003cli\u003eAutomotive ECU programming\u003c\/li\u003e\n\u003cli\u003eIndustrial control systems\u003c\/li\u003e\n\u003cli\u003eAerospace avionics and instrumentation\u003c\/li\u003e\n\u003cli\u003eLegacy system maintenance and upgrades\u003c\/li\u003e\n\u003cli\u003eConfiguration data storage for microcontrollers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose HQICKEY?\u003c\/h3\u003e\u003cp\u003eAt HQICKEY, we specialize in authentic, high-reliability semiconductor components for professional applications. Every AT27C256R-12TC is sourced directly from authorized distributors, ensuring genuine Microchip Technology quality with full traceability and compliance documentation.\u003c\/p\u003e\u003ch3\u003eRelated Resources\u003c\/h3\u003e\u003cp\u003eExplore our comprehensive semiconductor catalog:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/hqickey.com\/collections\/memory\" title=\"Memory Semiconductor Devices\"\u003eMemory Semiconductor Devices: EEPROM, Flash, DRAM \u0026amp; SRAM (64b-6Tb) - HQICKEY\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/hqickey.com\" title=\"HQICKEY Homepage\"\u003eHQICKEY - Premium Semiconductor Components \u0026amp; Electronic Solutions\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/hqickey.com\/blogs\/news\" title=\"Industry News \u0026amp; Updates\"\u003eNEWS - Latest Semiconductor Industry Updates | HQICKEY\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Microchip Technology","offers":[{"title":"Default Title","offer_id":51115626004769,"sku":"AT27C256R-12TC","price":3.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_Memory_150_28T_T_28_3357bd69-79ac-42d3-8bf7-ba685ee99457.jpg?v=1743632405","url":"https:\/\/hqickey.com\/products\/at27c256r-12tc","provider":"HQICKEY","version":"1.0","type":"link"}