{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM8AF5288TAY","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM8AF5288TAY","canonicalUrl":"https://icboms.com/stmicroelectronics/STM8AF5288TAY","factsUrl":"https://icboms.com/api/mcp/products/STM8AF5288TAY","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM8A series STM8AF5288TAY, 8-bit MCU, 64KB (64K x 8) Flash, 6K x 8 RAM, 2K x 8 EEPROM, 24 MHz, CAN, I²C, LIN, SPI, UART, 38 I/O, 10x10b ADC, 48-LQFP, –40°C to 85°C.","salesMarkdown":"## Automotive-grade 8-bit MCU with CAN – the peripheral mix that matters The STM8AF5288TAY is an 8-bit STM8A-core microcontroller from STMicroelectronics built for automotive body and industrial CAN-node applications. The 48-LQFP package provides 38 general-purpose I/Os. For an existing production BOM that already qualifies this MCU, the NRND status means you can continue sourcing through the independent channel while planning a migration. For a new design, selecting this part locks you into a limited procurement window. The official STM8A series includes many pin-compatible Flash and RAM densities; a migration path within the family is the most straightforward option, but no specific successor order code is published in the lifecycle record. ## 24 MHz, 64 KB Flash, CAN – sizing the part for the job The 24 MHz core speed is typical for 8-bit automotive MCUs – enough to handle a CAN message loop, LIN slave protocol, and a few control loops without external clock management (the internal oscillator is on-chip). The 64 KB Flash is sized for mid-complexity firmware: a CAN stack, bootloader, and application code fit without external memory. The 6K x 8 RAM is the tighter resource; if your application buffers multiple CAN messages or runs a real-time OS with several tasks, verify the RAM footprint early. The 10-channel 10-bit ADC is adequate for monitoring analogue sensors (temperature, position, voltage) but not for high-resolution measurement. ## Package and supply – the board-level constraints Brown-out detect and POR are integrated, so external reset supervision is optional.","metaTitle":"STM8AF5288TAY 8-bit MCU, 64KB Flash, CAN, 24 MHz, 48-LQFP","metaDescription":"STM8AF5288TAY 8-bit MCU with 64KB Flash, 6K RAM, CAN bus, 24 MHz core, industrial temp –40°C to 85°C. Specs and datasheet.","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, SPI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"38","Core Processor":"STM8A","Package / Case":"48-LQFP","Product Status":"Not For New Designs","Data Converters":"A/D 10x10b","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)","Voltage - Supply (Vcc/Vdd)":"3V ~ 5.5V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$5.2800","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/a76a247b2d898b9b81fdf0b841467bbd.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM8AF5288TAY/alternatives.json"},"ai":{"faq":[{"question":"What is the replacement for STM8AF5288TAY?","answer":"The STM8A series includes many pin-compatible variants with different Flash and RAM densities – a migration within the family is the natural path, but you should verify the specific pin-compatible part against your firmware and peripheral requirements."},{"question":"Does STM8AF5288TAY have CAN bus?","answer":"Yes, the STM8AF5288TAY includes a CANbus controller as part of its peripheral set, along with I²C, LINbus, SPI, and UART/USART interfaces."},{"question":"Is STM8AF5288TAY compatible with STM8AF5288TA?","answer":"The part number difference is a single suffix character (TAY vs TA). The STM8AF5288TAY is the Tray-packaged variant. Pin compatibility between the two depends on the package – both are 48-LQFP, so they share the same footprint and pinout. The functional specifications (Flash, RAM, peripherals) are identical. The difference is shipping medium (Tray vs Tape & Reel)."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM8AF5288TAY","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM8AF5288TAY 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}}