{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F411RET6U","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F411RET6U","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F411RET6U","factsUrl":"https://icboms.com/api/mcp/products/STM32F411RET6U","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32F4 series STM32F411RET6U, ARM Cortex-M4 32-Bit MCU, 100MHz, 512KB Flash, 128K x 8 SRAM, 50 I/O, 64-LQFP, -40°C to 85°C.","salesMarkdown":"## 100 MHz Cortex-M4 — what that core speed buys you The 512 KB Flash gives room for a full application stack plus a bootloader with OTA staging area. 128 KB SRAM is enough for moderate-sized buffers and a FreeRTOS heap; if you need more, the SDIO and SPI interfaces can page out to external RAM or serial Flash. ## 64-LQFP — field-swappable with basic tools It is hand-solderable with a decent iron and flux, and reworkable with hot air. No lab bench needed — if you have a temperature-controlled iron and some wick, you can swap this on site. The 50 I/Os are enough for a sensor array, a small TFT display, or a control panel with buttons and LEDs.","metaTitle":"STM32F411RET6U STM32F4 ARM Cortex-M4 MCU, 100MHz","metaDescription":"STM32F411RET6U 32-bit ARM Cortex-M4 MCU at 100MHz with 512KB Flash, 128KB SRAM, 50 I/Os. Active lifecycle, industrial temp -40°C to 85°C.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"STMicroelectronics","Speed":"100MHz","Series":"STM32F4","Package":"Tray","RAM Size":"128K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT","Connectivity":"I²C, IrDA, LINbus, MMC/SD/SDIO, SPI, UART/USART, USB OTG","Mounting Type":"Surface Mount","Number of I/O":"50","Core Processor":"ARM® Cortex®-M4","Package / Case":"64-LQFP","Product Status":"Active","Data Converters":"A/D 16x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32F411","Program Memory Size":"512KB (512K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"64-LQFP (10x10)","Voltage - Supply (Vcc/Vdd)":"1.7V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$13.8300","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/69787e31837c3201468cce0037d389f1.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F411RET6U/alternatives.json"},"ai":{"faq":[{"question":"Can the STM32F411RET6U replace the STM32F411RET6?","answer":"The STM32F411RET6U is a variant of the same base product number STM32F411. The 'U' suffix typically indicates a different packaging option or tray vs. tape-and-reel. Pin compatibility and functional equivalence depend on the specific package variant — verify the package code and pinout against your board before substituting."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F411RET6U","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F411RET6U 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}}