{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F303CBT6TR","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F303CBT6TR","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F303CBT6TR","factsUrl":"https://icboms.com/api/mcp/products/STM32F303CBT6TR","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32F3 series, ARM Cortex-M4 32-bit MCU, 72 MHz, 128 KB Flash, 32K x 8 RAM, CANbus, I²C, IrDA, LINbus, SPI, UART/USART, USB, 37 I/O, 48-LQFP, -40°C to 85°C.","salesMarkdown":"## 72 MHz Cortex-M4 with FPU — what it buys you The STM32F303CBT6TR: The 48-LQFP package (7x7 mm) keeps the footprint small enough for a two-layer board, with 37 GPIOs that cover CAN, USB, SPI, I²C, and multiple UARTs.","metaTitle":"STM32F303CBT6TR ARM Cortex-M4 MCU, 72 MHz, 128 KB Flash","metaDescription":"STMicroelectronics STM32F303CBT6TR 32-bit MCU with ARM Cortex-M4 core at 72 MHz, 128 KB Flash, 32 KB SRAM, 15x12b ADC, 2x12b DAC, CAN, USB.","metaKeywords":null},"attributes":{"series":"STM32F3","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"STMicroelectronics","Speed":"72MHz","Series":"STM32F3","Package":"Tape & Reel (TR) Cut Tape (CT)","RAM Size":"32K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"DMA, I²S, POR, PWM, WDT","Connectivity":"CANbus, I²C, IrDA, LINbus, SPI, UART/USART, USB","Mounting Type":"Surface Mount","Number of I/O":"37","Core Processor":"ARM® Cortex®-M4","Package / Case":"48-LQFP","Product Status":"Active","Data Converters":"A/D 15x12b; D/A 2x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32F303","Program Memory Size":"128KB (128K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"48-LQFP (7x7)","Voltage - Supply (Vcc/Vdd)":"2V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$6.6100","priceTiers":[{"qty":1,"price":"$6.61000","currency":"USD"},{"qty":10,"price":"$5.97500","currency":"USD"},{"qty":25,"price":"$5.69720","currency":"USD"},{"qty":100,"price":"$4.94700","currency":"USD"},{"qty":250,"price":"$4.72468","currency":"USD"},{"qty":500,"price":"$4.30778","currency":"USD"},{"qty":1000,"price":"$3.75194","currency":"USD"},{"qty":2400,"price":"$3.61298","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/a474e904fc1228ff23e70edcbd9a36eb.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F303CBT6TR/alternatives.json"},"ai":{"faq":[{"question":"Can the STM32F303CBT6TR replace the STM32F303CBT6?","answer":"Yes — the TR suffix only indicates Tape & Reel packaging; the die and firmware are identical to the STM32F303CBT6. The same code compiles and runs, and the pinout matches."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F303CBT6TR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F303CBT6TR 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}}