{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F303ZET6","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F303ZET6","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F303ZET6","factsUrl":"https://icboms.com/api/mcp/products/STM32F303ZET6","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32F3 series, ARM Cortex-M4 32-bit MCU, 72 MHz, 512 KB Flash, 80K x 8 RAM, 115 I/O, CANbus/I²C/SPI/USART/USB, A/D 40x12b, D/A 2x12b, -40°C to 85°C, 144-LQFP.","salesMarkdown":"## 72 MHz Cortex-M4 with FPU — the mixed-signal workhorse STM32F303ZET6 has 512 KB of Flash and 80 KB of SRAM. The 40-channel 12-bit ADC array is the standout feature — it lets a single chip sample multiple analog inputs (current-sense resistors, thermistors, encoder signals) without an external multiplexer, saving board area and routing complexity. ## Peripheral set and connectivity — what hooks up without glue","metaTitle":"STM32F303ZET6 ARM Cortex-M4 MCU, 72 MHz, 512 KB Flash","metaDescription":"STMicroelectronics STM32F303ZET6 32-bit MCU with ARM Cortex-M4 core at 72 MHz, 512 KB Flash, 80 KB RAM, 40x12-bit ADC, industrial temp range.","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":"115","Core Processor":"ARM® Cortex®-M4","Package / Case":"144-LQFP","Product Status":"Active","Data Converters":"A/D 40x12b; 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 ~ 85°C (TA)","Supplier Device Package":"144-LQFP (20x20)","Voltage - Supply (Vcc/Vdd)":"2V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$12.4100","priceTiers":[{"qty":1,"price":"$12.41000","currency":"USD"},{"qty":10,"price":"$11.40800","currency":"USD"},{"qty":60,"price":"$10.93500","currency":"USD"},{"qty":120,"price":"$9.63467","currency":"USD"},{"qty":240,"price":"$9.16179","currency":"USD"},{"qty":480,"price":"$8.57069","currency":"USD"},{"qty":960,"price":"$7.86140","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/c1aa05dbd335dffd091de829325705a6.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F303ZET6/alternatives.json"},"ai":{"faq":[{"question":"What is the maximum clock speed of STM32F303ZET6?","answer":"The core runs at 72 MHz, which is the rated maximum for this device."},{"question":"What is the difference between STM32F303ZET6 and STM32F303RET6?","answer":"The ZET6 suffix indicates 144 pins and 512 KB Flash; the RET6 variant is a 64-pin LQFP with the same core and Flash size but fewer I/O and a smaller package. The pinout is not compatible between the two."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F303ZET6","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F303ZET6 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}}