{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F051K4U6","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F051K4U6","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F051K4U6","factsUrl":"https://icboms.com/api/mcp/products/STM32F051K4U6","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32F0 series ARM Cortex-M0 32-bit MCU, STM32F051K4U6, 48 MHz, 16 KB Flash, 8 KB RAM, 32-UFQFPN 5x5 mm, -40 to 85°C.","salesMarkdown":"## Cortex-M0 core at 48 MHz with 16 KB flash The STM32F051K4U6: The 16 KB on-chip flash and 8 KB SRAM provide enough headroom for a single control loop, sensor fusion, or communication stack without external memory. ## Mixed-signal and connectivity peripherals Thirteen 12-bit ADC channels and one 12-bit DAC let this part handle analog sensor inputs and generate a control voltage directly — no external converter needed for a basic closed-loop system. Built-in DMA, PWM, and watchdog timer offload the core from repetitive data moves and real-time pulse generation. It is ROHS3 compliant, clearing EU and global regulatory requirements without a waiver.","metaTitle":"STM32F051K4U6 STMicroelectronics MCU, 48 MHz, 16 KB Flash","metaDescription":"STMicroelectronics STM32F051K4U6 ARM Cortex-M0 MCU, 48 MHz, 16 KB Flash, 8 KB RAM, 32-UFQFPN. Active production, ROHS3 compliant. Request quote.","metaKeywords":null},"attributes":{"series":"STM32F0","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"STMicroelectronics","Speed":"48MHz","Series":"STM32F0","Package":"Tray","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":"27","Core Processor":"ARM® Cortex®-M0","Package / Case":"32-UFQFN Exposed Pad","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-UFQFPN (5x5)","Voltage - Supply (Vcc/Vdd)":"2V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$3.3000","priceTiers":[{"qty":1,"price":"$3.30000","currency":"USD"},{"qty":10,"price":"$2.96700","currency":"USD"},{"qty":25,"price":"$2.80480","currency":"USD"},{"qty":80,"price":"$2.43100","currency":"USD"},{"qty":230,"price":"$2.30630","currency":"USD"},{"qty":490,"price":"$2.06943","currency":"USD"},{"qty":980,"price":"$1.74530","currency":"USD"},{"qty":2450,"price":"$1.65804","currency":"USD"},{"qty":4900,"price":"$1.59570","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/5b8222026032a8f6c67417def25d2d17.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F051K4U6/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to STM32F051K4U6 in the STM32F0 family?","answer":"The STM32F051K4U6 is part of the STM32F0 series. A pin-compatible sibling with more memory is the STM32F051K8U6 (64 KB flash, 8 KB RAM) in the same 32-UFQFPN package — a drop-in replacement if the firmware grows beyond 16 KB."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F051K4U6","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F051K4U6 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:49:49.435Z","lastPublished":"2026-08-11T15:49:49.435Z","indexable":true}}