{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F031K6U7","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F031K6U7","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F031K6U7","factsUrl":"https://icboms.com/api/mcp/products/STM32F031K6U7","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32F031K6U7, STM32F0 series, 32-bit ARM Cortex-M0 MCU, 48 MHz, 32 KB Flash, 4 KB SRAM, 27 I/O, 2.0-3.6 V, -40 to 105°C, 32-UFQFPN exposed pad.","salesMarkdown":"The 48 MHz core speed is the ceiling for this part; the Cortex-M0 pipeline executes most instructions in a single cycle, so a tight control loop reading a 12-bit ADC sample and updating a PWM duty cycle finishes in under a microsecond. ## Memory map and firmware footprint 32 KB of Flash (32K x 8) and 4 KB of SRAM (4K x 8) define the firmware and data budget. That Flash holds a modest bootloader plus application code for a single-purpose controller — a BLDC commutation routine, a LIN slave stack, or a simple sensor fusion filter. The 4 KB SRAM leaves room for a few hundred bytes of stack and a double-buffered ADC result array; anything needing larger frame buffers or a TCP/IP stack moves up to the STM32F1 or STM32L4 family. The exposed pad is the only thermal path; the small QFN leads carry negligible heat. ROHS3 compliant.","metaTitle":"STM32F031K6U7 MCU, ARM Cortex-M0, 48 MHz, 32 KB Flash","metaDescription":"STM32F031K6U7 32-bit MCU from STMicroelectronics, ARM Cortex-M0 core at 48 MHz, 32 KB Flash, 4 KB SRAM, 27 I/O, -40 to 105°C, UFQFPN-32 package.","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":"4K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"DMA, I2S, POR, PWM, WDT","Connectivity":"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","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32F031","Program Memory Size":"32KB (32K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 105°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":"$2.96300","currency":"USD"},{"qty":25,"price":"$2.80120","currency":"USD"},{"qty":80,"price":"$2.42763","currency":"USD"},{"qty":230,"price":"$2.30313","currency":"USD"},{"qty":490,"price":"$2.06657","currency":"USD"},{"qty":980,"price":"$1.74290","currency":"USD"},{"qty":2450,"price":"$1.65575","currency":"USD"},{"qty":4900,"price":"$1.59351","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/7127f169a82fed95ea2bf9d385a9c5f9.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F031K6U7/alternatives.json"},"ai":{"faq":[{"question":"Does STM32F031K6U7 have USB?","answer":"No. Designs requiring USB should look at the STM32F042 or STM32F072 series."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F031K6U7","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F031K6U7 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}}