{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F303RET7","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F303RET7","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F303RET7","factsUrl":"https://icboms.com/api/mcp/products/STM32F303RET7","rawCanonicalId":null},"summary":{"shortDescription":"ST STM32F3 series, ARM Cortex-M4, 32-bit, 72 MHz, 512 KB Flash, 80K x 8 RAM, DMA, I²S, POR, PWM, WDT, CANbus, I²C, IrDA, LINbus, SPI, UART/USART, USB, A/D 22x12b; D/A 2x12b, -40°C ~ 105°C, 64-LQFP.","salesMarkdown":"## 72 MHz Cortex-M4 with DSP and FPU — what it buys the motor-control loop 51 GPIOs in the 64-LQFP package (10x10 mm). On-chip CAN, USB, SPI, I²C, UART, and IrDA cover most industrial fieldbus and HMI links. For dual-sourcing resilience, the STM32F303CCT6 (48-pin, 256 KB Flash, -40 to 85 °C) is a lower-density sibling but shares the same core and peripheral set — useful as a second source on a different board variant, not a pin-drop replacement.","metaTitle":"STM32F303RET7 STM32F3 ARM Cortex-M4 MCU, 72 MHz","metaDescription":"STM32F303RET7 32-bit MCU with ARM Cortex-M4 core at 72 MHz, 512 KB Flash, 80 KB RAM, 22-ch 12-bit ADC, industrial temp -40 to 105 °C, 64-LQFP.","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":"Tray","RAM Size":"80K 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":"51","Core Processor":"ARM® Cortex®-M4","Package / Case":"64-LQFP","Product Status":"Active","Data Converters":"A/D 22x12b; D/A 2x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32F303","Program Memory Size":"512KB (512K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 105°C (TA)","Supplier Device Package":"64-LQFP (10x10)","Voltage - Supply (Vcc/Vdd)":"2V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$11.1400","priceTiers":[{"qty":1,"price":"$11.14000","currency":"USD"},{"qty":10,"price":"$10.06600","currency":"USD"},{"qty":25,"price":"$9.59760","currency":"USD"},{"qty":80,"price":"$8.33350","currency":"USD"},{"qty":230,"price":"$7.95900","currency":"USD"},{"qty":440,"price":"$7.25673","currency":"USD"},{"qty":960,"price":"$6.32036","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/c1aa05dbd335dffd091de829325705a6.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F303RET7/alternatives.json"},"ai":{"faq":[{"question":"What is the difference between STM32F303RET7 and STM32F303CCT6?","answer":"The STM32F303CCT6 has 256 KB Flash (half the 512 KB of the RET7), 37 I/O (vs 51), 15 ADC channels (vs 22), and a commercial temperature range of -40 to 85 °C (vs -40 to 105 °C). Both run the same Cortex-M4 core at 72 MHz and share the same peripheral set. The CCT6 comes in a 48-pin LQFP, so it is not pin-compatible with the 64-pin RET7."},{"question":"Is STM32F303RET7 RoHS compliant?","answer":"Yes, it is ROHS3 compliant per ST's listing."},{"question":"What development boards support STM32F303RET7?","answer":"ST's NUCLEO-F303RE and STM32F3DISCOVERY boards use the same STM32F303 series and are compatible for code development and peripheral evaluation. The STM32F303RET7 itself is not mounted on those boards, but the firmware and peripheral library are shared across the series."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F303RET7","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F303RET7 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}}