{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"CY7C199C-15ZXC","brand":"Infineon Technologies","brandSlug":"infineon","productSlug":"CY7C199C-15ZXC","canonicalUrl":"https://icboms.com/infineon/CY7C199C-15ZXC","factsUrl":"https://icboms.com/api/mcp/products/CY7C199C-15ZXC","rawCanonicalId":null},"summary":{"shortDescription":"Cypress CY7C199C-15ZXC, 256Kbit (32K x 8) asynchronous SRAM, 15 ns access time, parallel interface, 4.5V–5.5V supply, 28-TSSOP (0.465\", 11.80mm Width) surface-mount package, 0°C to 70°C temperature range.","salesMarkdown":"## 15 ns access time — timing closure for the 5V bus 15 ns access time governs the read-cycle window from address valid to data valid on the bus at 5V nominal. ## Lifecycle: obsolete — sourcing through surplus channels","metaTitle":"Cypress CY7C199C-15ZXC SRAM, 256Kbit, 15ns, 5V, 28-TSOP I","metaDescription":"CY7C199C-15ZXC is an obsolete 256Kbit asynchronous SRAM with 15 ns access time, 4.5V–5.5V supply, 0°C–70°C. Sourced to order against RFQ; confirm availability at quote.","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":"Bag","Technology":"SRAM - Asynchronous","Access Time":"15 ns","Memory Size":"256Kbit","Memory Type":"Volatile","Memory Format":"SRAM","Mounting Type":"Surface Mount","Package / Case":"28-TSSOP (0.465\\\", 11.80mm Width)","Product Status":"Obsolete","lifecycle_stage":"eol_hot","Memory Interface":"Parallel","Voltage - Supply":"4.5V ~ 5.5V","Base Product Number":"CY7C199","Memory Organization":"32K x 8","Operating Temperature":"0°C ~ 70°C (TA)","Supplier Device Package":"28-TSOP I","Write Cycle Time - Word, Page":"15ns"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.3900","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/b500fa0ee687a89ce00255378ab4eee0.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/CY7C199C-15ZXC/alternatives.json"},"ai":{"faq":[{"question":"Is CY7C199C-15ZXC obsolete?","answer":"Yes, the CY7C199C-15ZXC is obsolete per Cypress's lifecycle status. No official successor has been announced for this exact order code."},{"question":"What is the operating voltage of CY7C199C-15ZXC?","answer":"The CY7C199C-15ZXC operates from a 4.5V to 5.5V supply. It is not designed for 3.3V systems."},{"question":"Can CY7C199C-15ZXC be used in 3.3V systems?","answer":"No. The minimum supply voltage is 4.5V, so this part cannot be used in a 3.3V system without external level shifting on the bus."},{"question":"What are the pinout and package for CY7C199C-15ZXC?","answer":"The part is in a 28-TSSOP package (11.80 mm width), also listed as 28-TSOP I. It is a standard JEDEC pinout for 32K x 8 asynchronous SRAMs. The supplier device package is 28-TSOP I."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/infineon/CY7C199C-15ZXC","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/infineon/CY7C199C-15ZXC 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}}