{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F103VBT7TR","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F103VBT7TR","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F103VBT7TR","factsUrl":"https://icboms.com/api/mcp/products/STM32F103VBT7TR","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32F1 series 32-bit ARM Cortex-M3 MCU, STM32F103VBT7TR, 72 MHz, 128 KB Flash, 20K x 8 RAM, 80 I/O, 100-LQFP, -40 to 105 °C.","salesMarkdown":"## 72 MHz Cortex-M3 with 128 KB Flash — what this MCU delivers The STMicroelectronics STM32F103VBT7TR is a 32-bit ARM Cortex-M3 microcontroller running at 72 MHz, with 128 KB of Flash program memory and 20 KB of SRAM. The industrial temperature range (-40 to 105 °C) and 2 V to 3.6 V supply make it a fit for factory automation, motor drives, outdoor telecom, and other thermally demanding environments. ## Lifecycle reality — EOL hot, source while you can","metaTitle":"STMicroelectronics STM32F103VBT7TR ARM Cortex-M3 MCU, 72 MHz, 128 KB Flash","metaDescription":"STM32F103VBT7TR 32-bit ARM Cortex-M3 MCU with 72 MHz core, 128 KB Flash, 20 KB RAM, 80 I/O, industrial temp -40 to 105 °C. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"STMicroelectronics","Speed":"72MHz","Series":"STM32F1","Package":"Tape & Reel (TR)","RAM Size":"20K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"DMA, Motor Control PWM, PDR, POR, PVD, PWM, Temp Sensor, WDT","Connectivity":"CANbus, I²C, IrDA, LINbus, SPI, UART/USART, USB","Mounting Type":"Surface Mount","Number of I/O":"80","Core Processor":"ARM® Cortex®-M3","Package / Case":"100-LQFP","Product Status":"Active","Data Converters":"A/D 16x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32F103","Program Memory Size":"128KB (128K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 105°C (TA)","Supplier Device Package":"100-LQFP (14x14)","Voltage - Supply (Vcc/Vdd)":"2V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$5.3806","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/ee18814be9a61431b80fb87c2c23e468.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F103VBT7TR/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to STM32F103VBT7TR?","answer":"The STM32F103 family includes multiple density and package variants sharing the same 100-pin LQFP footprint. A pin-compatible alternative within the family would be another STM32F103 with the same 100-LQFP package and 2 V to 3.6 V supply, such as the STM32F103VCT6 (256 KB Flash) or STM32F103VDT6 (384 KB Flash). Verify the exact memory and peripheral set against your firmware requirements before swapping."},{"question":"What is STM32F103VBT7TR's listed speed?","answer":"The core runs at 72 MHz, which is the maximum clock for the STM32F103 series. That speed, combined with the ARM Cortex-M3 pipeline, delivers roughly 1.25 DMIPS/MHz for control-loop and protocol-stack tasks."},{"question":"What series is STM32F103VBT7TR from?","answer":"It belongs to the STM32F1 series, specifically the STM32F103 value line — the most widely deployed Cortex-M3 MCU family from STMicroelectronics."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F103VBT7TR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F103VBT7TR 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}}