{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MCF51AC128ACFUE","brand":"NXP Semiconductors","brandSlug":"nxp","productSlug":"MCF51AC128ACFUE","canonicalUrl":"https://icboms.com/nxp/MCF51AC128ACFUE","factsUrl":"https://icboms.com/api/mcp/products/MCF51AC128ACFUE","rawCanonicalId":null},"summary":{"shortDescription":"NXP MCF51AC128ACFUE, Coldfire V1 32-bit MCU, 50 MHz core, 128 KB Flash, 32 KB RAM, 20-channel 12-bit ADC, CAN/I²C/SCI/SPI, 54 GPIO, 2.7-5.5 V supply, -40°C to 85°C, 64-QFP (14x14 mm), Tray.","salesMarkdown":"The MCF51AC128ACFUE: It carries a 20-channel 12-bit ADC, CANbus, I²C, SCI, and SPI interfaces, and 54 GPIO lines in a 64-QFP package. ## Memory sizing and peripheral headroom The 20 analog inputs with 12-bit resolution mean you can monitor multiple current-sense resistors, thermistors, and voltage dividers without external muxing.","metaTitle":"NXP MCF51AC128ACFUE Coldfire V1 MCU, 50 MHz, 128 KB Flash","metaDescription":"NXP MCF51AC128ACFUE 32-bit Coldfire V1 MCU at 50 MHz with 128 KB Flash, 32 KB RAM, 20x12-bit ADC, CAN, I²C, SCI, SPI. Industrial temp -40°C to 85°C.","metaKeywords":null},"attributes":{"series":"MCF51AC","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["DC-DC Power Modules"],"specifications":{"Speed":"50MHz","Series":"MCF51AC","Package":"Tray","RAM Size":"32K x 8","Core Size":"32-Bit Single-Core","Peripherals":"LVD, PWM, WDT","Connectivity":"CANbus, I²C, SCI, SPI","Mounting Type":"Surface Mount","Number of I/O":"54","Core Processor":"Coldfire V1","Package / Case":"64-QFP","Data Converters":"A/D 20x12b","Oscillator Type":"External","lifecycle_stage":"eol_hot","Program Memory Size":"128KB (128K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"64-QFP (14x14)","Voltage - Supply (Vcc/Vdd)":"2.7V ~ 5.5V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$15.86","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$15.86000","currency":"USD"},{"qty":10,"price":"$12.67200","currency":"USD"},{"qty":80,"price":"$10.70225","currency":"USD"},{"qty":840,"price":"$10.63661","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/fa436ce0596060c721ed5d3ed0a7bbdf.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the programming interface for MCF51AC128ACFUE?","answer":"The MCF51AC128ACFUE uses the Coldfire V1 background debug module (BDM) for programming and debugging. An external oscillator is required for the core clock."},{"question":"Is MCF51AC128ACFUE RoHS compliant?","answer":"Yes, the MCF51AC128ACFUE is ROHS3 compliant."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/nxp/MCF51AC128ACFUE","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/nxp/MCF51AC128ACFUE 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}}