{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM8AF5286UAY","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM8AF5286UAY","canonicalUrl":"https://icboms.com/stmicroelectronics/STM8AF5286UAY","factsUrl":"https://icboms.com/api/mcp/products/STM8AF5286UAY","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM8A series STM8AF5286UAY, 8-bit MCU, 24 MHz, 64 KB Flash, 6K x 8 RAM, 2K x 8 EEPROM, CANbus/I²C/LINbus/UART, 25 I/O, 32-UFQFN exposed pad, -40°C to 85°C.","salesMarkdown":"## 24 MHz 8-bit core with automotive-grade peripherals That means ST still manufactures it for existing production programs, but they have signaled it will move to end-of-life — no new sockets should be designed around it. For a new design, the official replacement path is to look at the current STM8A or STM8AF automotive MCU family members that share the same pinout and peripheral map — ST's cross-reference guides will list the active successor by package and memory option. ## Package and thermal: 32-UFQFPN with exposed pad","metaTitle":"STM8AF5286UAY 8-bit MCU, 24 MHz, 64 KB Flash, NRND","metaDescription":"STMicroelectronics STM8AF5286UAY 8-bit MCU, 24 MHz core, 64 KB Flash, 6 KB RAM, 2 KB EEPROM, CAN/LIN, -40°C to 85°C.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"NRND","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"STMicroelectronics","Speed":"24MHz","Series":"STM8A","Package":"Tray","RAM Size":"6K x 8","Core Size":"8-Bit","EEPROM Size":"2K x 8","Peripherals":"Brown-out Detect/Reset, POR, PWM, WDT","Connectivity":"CANbus, I²C, LINbus, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"25","Core Processor":"STM8A","Package / Case":"32-UFQFN Exposed Pad","Product Status":"Not For New Designs","Data Converters":"A/D 6x10b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM8","Program Memory Size":"64KB (64K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"32-UFQFPN (5x5)","Voltage - Supply (Vcc/Vdd)":"3V ~ 5.5V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$4.5600","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/a76a247b2d898b9b81fdf0b841467bbd.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM8AF5286UAY/alternatives.json"},"ai":{"faq":[{"question":"What is a replacement for STM8AF5286UAY?","answer":"The official replacement path is to move to a current STM8A or STM8AF automotive MCU with the same pinout and memory footprint. ST's cross-reference documentation lists active successors by package (32-UFQFPN) and memory size. For a pin-compatible swap in an existing board, check the STM8AF52xx or STM8AF62xx series parts that share the 32-pin QFN layout and peripheral set."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM8AF5286UAY","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM8AF5286UAY when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T18:03:28.771Z","lastPublished":"2026-07-22T18:03:28.771Z","indexable":true}}