{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"CY7C109B-15ZC","brand":"Infineon Technologies","brandSlug":"infineon","productSlug":"CY7C109B-15ZC","canonicalUrl":"https://icboms.com/infineon/CY7C109B-15ZC","factsUrl":"https://icboms.com/api/mcp/products/CY7C109B-15ZC","rawCanonicalId":null},"summary":{"shortDescription":"Cypress (Infineon) CY7C109B-15ZC, 1Mbit asynchronous SRAM, 128K x 8 organization, 15 ns access time, 4.5V–5.5V supply, 32-TSOP-I surface-mount package, commercial 0°C–70°C temperature grade, bulk-packed.","salesMarkdown":"The CY7C109B-15ZC is a 1Mbit asynchronous SRAM organized 128K x 8 with 15 ns access time. 15 ns address-to-data valid. ## Commercial temperature — deployment boundary That covers indoor office, lab, and telecom central-office environments. Not for unheated enclosures, engine bays, or outdoor cabinets. If the BOM calls for industrial or automotive temperature, this part does not fit — you would need the -15ZI variant (industrial) or a different family entirely.","metaTitle":"Cypress CY7C109B-15ZC 1Mbit Async SRAM, 15 ns, 32-TSOP I","metaDescription":"CY7C109B-15ZC Cypress (Infineon) 1Mbit asynchronous SRAM, 128K x 8, 15 ns access time, 4.5V–5.5V, 32-TSOP I. 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":"CY7C109B-15ZC","Package":"Bag","Technology":"SRAM - Asynchronous","Access Time":"15 ns","Memory Size":"1Mbit","Memory Type":"Volatile","Memory Format":"SRAM","Mounting Type":"Surface Mount","Package / Case":"32-TFSOP (0.724\\\", 18.40mm Width)","lifecycle_stage":"eol_hot","Memory Interface":"Parallel","Voltage - Supply":"4.5V ~ 5.5V","Base Product Number":"CY7C109","Memory Organization":"128K x 8","Operating Temperature":"0°C ~ 70°C (TA)","Supplier Device Package":"32-TSOP I","Write Cycle Time - Word, Page":"15ns"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2.4000","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/614cae6aa7d2f85f36b2b9854b99b404.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/CY7C109B-15ZC/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to CY7C109B-15ZC?","answer":"No official pin-compatible second source or successor is listed in the available records. Any replacement would need to match the 32-TSOP I footprint, 5 V supply, 15 ns access time, and 128K x 8 organization."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/infineon/CY7C109B-15ZC","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/infineon/CY7C109B-15ZC 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}}