{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"CY7C1399BN-12VXCT","brand":"Infineon Technologies","brandSlug":"infineon","productSlug":"CY7C1399BN-12VXCT","canonicalUrl":"https://icboms.com/infineon/CY7C1399BN-12VXCT","factsUrl":"https://icboms.com/api/mcp/products/CY7C1399BN-12VXCT","rawCanonicalId":null},"summary":{"shortDescription":"Cypress (Infineon) CY7C1399BN-12VXCT, 256Kbit asynchronous SRAM, 32K×8 organization, 12 ns access time, 3V–3.6V supply, 28-SOJ wide-body surface-mount package, 0°C–70°C commercial temp grade, Tape & Reel.","salesMarkdown":"## 256Kbit asynchronous SRAM — 12 ns access, 32K×8, 3.3 V The CY7C1399BN-12VXCT is a 256Kbit asynchronous SRAM organized as 32K words by 8 bits. The 12 ns write cycle time is symmetrical. This part is marked obsolete by Cypress (Infineon). We source it against an RFQ from our independent distribution network.","metaTitle":"Cypress CY7C1399BN-12VXCT 256Kbit Async SRAM, 12 ns","metaDescription":"Cypress (Infineon) CY7C1399BN-12VXCT 256Kbit asynchronous SRAM, 32K×8, 12 ns access time, 3.3 V supply, 28-SOJ, 0°C–70°C. Obsolete — sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Memory (DRAM / SRAM / Flash / EEPROM)"],"specifications":{"title":"CY7C1399BN-12VXCT","Package":"Tape & Reel (TR)","Technology":"SRAM - Asynchronous","Access Time":"12 ns","Memory Size":"256Kbit","Memory Type":"Volatile","Memory Format":"SRAM","Mounting Type":"Surface Mount","Package / Case":"28-BSOJ (0.300\\\", 7.62mm Width)","lifecycle_stage":"eol_hot","Memory Interface":"Parallel","Voltage - Supply":"3V ~ 3.6V","Base Product Number":"CY7C1399","Memory Organization":"32K x 8","Operating Temperature":"0°C~70°C(TA)","Supplier Device Package":"28-SOJ","Write Cycle Time - Word, Page":"12ns"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.6200","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/cdd816e7919cf2b1b9abd2a77627959c.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/CY7C1399BN-12VXCT/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to CY7C1399BN-12VXCT?","answer":"Active 256Kbit asynchronous SRAMs from Alliance Memory (AS7C256A-12TIN) or ISSI (IS61LV256-12TI) are pin-compatible in the 28-SOJ footprint, operate at 3.3 V, and offer 12 ns access time. They are direct drop-in replacements for new designs or BOM updates."},{"question":"What package does CY7C1399BN-12VXCT come in?","answer":"It is supplied in a 28-SOJ wide-body (0.300\", 7.62 mm width) surface-mount package, on Tape & Reel."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/infineon/CY7C1399BN-12VXCT","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/infineon/CY7C1399BN-12VXCT when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-17T19:50:00.618Z","lastPublished":"2026-07-17T19:50:00.618Z","indexable":true}}