{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"CY7C1021BNL-15ZXI","brand":"Infineon Technologies","brandSlug":"infineon","productSlug":"CY7C1021BNL-15ZXI","canonicalUrl":"https://icboms.com/infineon/CY7C1021BNL-15ZXI","factsUrl":"https://icboms.com/api/mcp/products/CY7C1021BNL-15ZXI","rawCanonicalId":null},"summary":{"shortDescription":"Infineon CY7C1021BNL-15ZXI, 1Mbit (64K x 16) Asynchronous SRAM, 15 ns Access Time, Parallel Interface, 4.5V ~ 5.5V Supply, -40°C ~ 85°C, 44-TSOP II (0.400\", 10.16mm Width), Tube.","salesMarkdown":"The CY7C1021BNL-15ZXI is a 1 Mbit asynchronous SRAM organized as 64K x 16 bits, from Infineon (formerly Cypress). ## 15 ns access time — timing margin for legacy buses Access time is 15 ns per the datasheet. The CY7C1021BNL-15ZXI is officially marked as Obsolete by Infineon. No further factory orders are accepted. There is no factory-authorized successor listed for this exact order code. ## Package and footprint — 44-TSOP II Package is 44-TSOP II (0.400\" body width, 10.16 mm wide).","metaTitle":"CY7C1021BNL-15ZXI Infineon 1Mbit Async SRAM, 15 ns, 44-TSOP","metaDescription":"CY7C1021BNL-15ZXI 1Mbit (64K x 16) asynchronous SRAM, 15 ns access time, 4.5V–5.5V supply, -40°C to 85°C, 44-TSOP II.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Memory (DRAM / SRAM / Flash / EEPROM)"],"specifications":{"Mfr":"Infineon Technologies","Series":"-","Package":"Tube","Technology":"SRAM - Asynchronous","Access Time":"15 ns","Memory Size":"1Mbit","Memory Type":"Volatile","Memory Format":"SRAM","Mounting Type":"Surface Mount","Package / Case":"44-TSOP (0.400\\\", 10.16mm Width)","Product Status":"Obsolete","lifecycle_stage":"eol_hot","Memory Interface":"Parallel","Voltage - Supply":"4.5V ~ 5.5V","Base Product Number":"CY7C1021","Memory Organization":"64K x 16","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"44-TSOP II","Write Cycle Time - Word, Page":"15ns"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2.4000","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/b005a36e8e3c18743572ba4643b8046f.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/CY7C1021BNL-15ZXI/alternatives.json"},"ai":{"faq":[{"question":"What is a direct replacement for CY7C1021BNL-15ZXI?","answer":"There is no factory-authorized direct replacement listed for this exact order code. For a pin-compatible drop-in, look for other 1 Mbit (64K x 16) asynchronous SRAMs in 44-TSOP II with 15 ns access time and 5 V supply from vendors like ISSI, Alliance Memory, or Renesas. Verify the pinout and timing before committing the BOM."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/infineon/CY7C1021BNL-15ZXI","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/infineon/CY7C1021BNL-15ZXI 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}}