{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"24FC512T-E/Q4B","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"24FC512T-E-Q4B","canonicalUrl":"https://icboms.com/microchip/24FC512T-E-Q4B","factsUrl":"https://icboms.com/api/mcp/products/24FC512T-E%2FQ4B","rawCanonicalId":null},"summary":{"shortDescription":"Microchip Technology 24FC512T-E/Q4B, Automotive AEC-Q100 EEPROM, 512Kbit, I²C 1MHz, 1.7V-5.5V, -40°C to 125°C, 8-UDFN Exposed Pad, Tape & Reel.","salesMarkdown":"## 512Kbit I²C EEPROM for automotive ECU parameter storage The Microchip 24FC512T-E/Q4B is a 512Kbit serial EEPROM organized as 64K x 8, communicating over an I²C bus at up to 1 MHz. ## Package and board-fit for the 8-UDFN footprint Housed in an 8-UDFN with exposed pad (supplier package 8-UDFN 2x3 mm), the part mounts flush to the PCB.","metaTitle":"Microchip 24FC512T-E/Q4B 512Kbit I²C EEPROM, AEC-Q100","metaDescription":"Microchip 24FC512T-E/Q4B automotive EEPROM, 512Kbit, I²C 1MHz, 1.7-5.5V, -40°C to 125°C, 8-UDFN. Active production, ROHS3. Request quote.","metaKeywords":null},"attributes":{"series":"Automotive, AEC-Q100","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Discrete Semiconductors"],"specifications":{"Series":"Automotive, AEC-Q100","Package":"Tape & Reel (TR); Cut Tape (CT)","Technology":"EEPROM","Access Time":"900 ns","Memory Size":"512Kbit","Memory Type":"Non-Volatile","Memory Format":"EEPROM","Mounting Type":"Surface Mount","Package / Case":"8-UFDFN Exposed Pad","Clock Frequency":"1 MHz","lifecycle_stage":"eol_hot","Memory Interface":"I²C","Voltage - Supply":"1.7V ~ 5.5V","Memory Organization":"64K x 8","Operating Temperature":"-40°C ~ 125°C (TA)","Supplier Device Package":"8-UDFN (2x3)","Write Cycle Time - Word, Page":"5ms"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.8","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$1.80000","currency":"USD"},{"qty":25,"price":"$1.72000","currency":"USD"},{"qty":100,"price":"$1.68750","currency":"USD"},{"qty":5000,"price":"$1.68750","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/21091a41a9bcf7b5ab3724303700af24.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the closest functional second-source for 24FC512T-E/Q4B?","answer":"The 24AA128T-I/SN is a smaller-density sibling (128Kbit vs 512Kbit) with the same 900 ns access time and I²C interface, but its operating temperature tops out at 85°C — it does not meet the 125°C automotive grade."},{"question":"What compliance documentation does Microchip provide for 24FC512T-E/Q4B?","answer":"ROHS3 compliance is confirmed. The AEC-Q100 automotive qualification is the primary reliability document — this covers the temperature grade, ESD sensitivity, and PPAP-level data for tier-one ECU programs."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/24FC512T-E-Q4B","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/24FC512T-E-Q4B when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T19:45:10.375Z","lastPublished":"2026-07-22T19:45:10.375Z","indexable":true}}