{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"71256S85DB","brand":"Renesas Electronics","brandSlug":"renesas","productSlug":"71256S85DB","canonicalUrl":"https://icboms.com/renesas/71256S85DB","factsUrl":"https://icboms.com/api/mcp/products/71256S85DB","rawCanonicalId":null},"summary":{"shortDescription":"Renesas Electronics 71256S85DB SRAM - Asynchronous, 256Kbit (32K x 8), 85 ns access, Parallel interface, 4.5V~5.5V, -55°C~125°C, 28-CDIP, Bulk.","salesMarkdown":"## Military temperature grade and hermetic package The 71256S85DB: Housed in a 28-pin ceramic DIP (CDIP-28, 0.600-inch body width), the hermetic package seals the die against moisture and outgassing — a requirement for sealed electronics in vacuum or high-humidity environments where plastic packages risk popcorn cracking or ionic contamination. ## 85 ns access time and 5 V parallel interface Organised as 32K x 8 bits (256 Kbit total), the parallel interface presents a byte-wide data bus — the address and data lines connect directly to a microcontroller or FPGA memory controller without serialisation overhead.","metaTitle":"Renesas 71256S85DB SRAM, 256Kbit, 85 ns, CDIP-28","metaDescription":"Renesas 71256S85DB 256Kbit parallel SRAM, 85 ns access, -55 to +125°C, 28-CDIP. Active production, sourced to order. Request a quote.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Memory (DRAM / SRAM / Flash / EEPROM)"],"specifications":{"Package":"Bulk","Technology":"SRAM - Asynchronous","Access Time":"85 ns","Memory Size":"256Kbit","Memory Type":"Volatile","Memory Format":"SRAM","Mounting Type":"Through Hole","Package / Case":"28-CDIP (0.600\\\", 15.24mm)","lifecycle_stage":"eol_hot","Memory Interface":"Parallel","Voltage - Supply":"4.5V ~ 5.5V","Memory Organization":"32K x 8","Operating Temperature":"-55°C ~ 125°C (TA)","Supplier Device Package":"28-CDIP","Write Cycle Time - Word, Page":"85ns"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$20.0","priceTiers":[{"qty":16,"price":"$20.00000","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/12106deaaf0f0d18010bfc0bef6f754a.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/71256S85DB/alternatives.json"},"ai":{"faq":[{"question":"What package does 71256S85DB come in?","answer":"The 71256S85DB is supplied in a 28-pin ceramic DIP (CDIP-28, 0.600-inch body width) in Bulk packaging."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/renesas/71256S85DB","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/renesas/71256S85DB when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:49:49.435Z","lastPublished":"2026-08-11T15:49:49.435Z","indexable":true}}