{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F051K4T6TR","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F051K4T6TR","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F051K4T6TR","factsUrl":"https://icboms.com/api/mcp/products/STM32F051K4T6TR","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32F0 series STM32F051K4T6TR, ARM Cortex-M0 32-bit MCU, 48MHz, 16KB Flash, 8K x 8 SRAM, 2V-3.6V, -40°C to 85°C, 32-LQFP (7x7 mm), 25 I/O.","salesMarkdown":"## What this Cortex-M0 brings to a 32-LQFP board The STM32F051K4T6TR: It lives in a 32-LQFP (7x7 mm) package — a common, hand-solderable footprint that fits two-layer boards without blind vias. The supply range spans 2V to 3.6V, so it runs from a single 3.3V rail or a pair of alkaline cells down to near-depletion. At 48 MHz the Cortex-M0 executes single-cycle ALU operations and has a 2-stage pipeline, so it handles simple control loops, state machines, and sensor polling without breaking a sweat. The 16 KB Flash is the real constraint: you get room for a modest RTOS kernel, a few peripheral drivers, and an application state machine — but not a full TCP/IP stack or heavy DSP library. Plan your firmware budget accordingly; the 8 KB SRAM leaves about 5-6 KB after the stack and heap for data buffers.","metaTitle":"ST STM32F051K4T6TR ARM Cortex-M0 MCU, 48MHz, 16KB Flash","metaDescription":"STM32F051K4T6TR 32-bit MCU from STMicroelectronics STM32F0 series. ARM Cortex-M0 core at 48MHz with 16KB Flash, 8KB SRAM, 25 I/O. 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":"48MHz","Series":"STM32F0","Package":"Tape & Reel (TR) Cut Tape (CT)","RAM Size":"8K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"DMA, I²S, POR, PWM, WDT","Connectivity":"HDMI-CEC, I²C, IrDA, LINbus, SPI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"25","Core Processor":"ARM® Cortex®-M0","Package / Case":"32-LQFP","Product Status":"Active","Data Converters":"A/D 13x12b; D/A 1x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32F051","Program Memory Size":"16KB (16K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"32-LQFP (7x7)","Voltage - Supply (Vcc/Vdd)":"2V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$3.5200","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/5b8222026032a8f6c67417def25d2d17.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F051K4T6TR/alternatives.json"},"ai":{"faq":[{"question":"Can STM32F051K4T6TR be programmed with standard ST-Link tools?","answer":"Yes. The STM32F0 series uses the standard SWD (Serial Wire Debug) interface, supported by all ST-Link/V2, ST-Link/V3, and third-party debug probes. The BOOT0 pin strapping and SWD pins are on the same 2x5 header layout as other STM32 parts."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F051K4T6TR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F051K4T6TR 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}}