{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32G474QBT6","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32G474QBT6","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32G474QBT6","factsUrl":"https://icboms.com/api/mcp/products/STM32G474QBT6","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32G4 series STM32G474QBT6, 32-bit ARM Cortex-M4F MCU, 170MHz, 128KB Flash, 128K x 8 RAM, 107 I/O, 42x12b ADC, 7x12b DAC, -40°C to 85°C, 128-LQFP.","salesMarkdown":"## High-speed Cortex-M4F for real-time control The 170 MHz core speed means the part can run a field-oriented control loop at tens of kilohertz with headroom for comms stack overhead. ## Package and footprint — 128-LQFP Housed in a 128-LQFP (14x14 mm) package, the STM32G474QBT6 is a surface-mount device with a 0.5 mm pitch.","metaTitle":"STM32G474QBT6 ARM Cortex-M4F MCU, 170MHz, 128KB Flash","metaDescription":"STM32G474QBT6 32-bit MCU with ARM Cortex-M4F at 170MHz, 128KB Flash, 128K x 8 RAM, 107 I/O, 42x12b ADC, 7x12b DAC, -40°C to 85°C. Active lifecycle.","metaKeywords":null},"attributes":{"series":"STM32G4","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"STMicroelectronics","Speed":"170MHz","Series":"STM32G4","Package":"Tray","RAM Size":"128K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT","Connectivity":"CANbus, I²C, IrDA, LINbus, QSPI, SPI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"107","Core Processor":"ARM® Cortex®-M4F","Package / Case":"128-LQFP","Product Status":"Active","Data Converters":"A/D 42x12b; D/A 7x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32G474","Program Memory Size":"128KB (128K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"128-LQFP (14x14)","Voltage - Supply (Vcc/Vdd)":"1.71V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$11.9700","priceTiers":[{"qty":1,"price":"$11.97000","currency":"USD"},{"qty":10,"price":"$10.81100","currency":"USD"},{"qty":25,"price":"$10.30800","currency":"USD"},{"qty":90,"price":"$8.95022","currency":"USD"},{"qty":270,"price":"$8.54796","currency":"USD"},{"qty":450,"price":"$7.79373","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/defa8904d48a395a7104db5acc050868.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32G474QBT6/alternatives.json"},"ai":{"faq":[{"question":"Is STM32G474QBT6 end of life or obsolete?","answer":"No. The STM32G474QBT6 is listed as active by the manufacturer."},{"question":"What is the difference between STM32G474QBT6 and STM32G474RBT6?","answer":"The difference is in the package variant — the QBT6 suffix indicates a 128-LQFP package, while the RBT6 suffix typically refers to a 64-LQFP package. The core, memory, and peripheral set are otherwise identical within the STM32G474 family. Pin count and footprint differ, so a board redesign is needed to swap between them."},{"question":"What development tools work with STM32G474QBT6?","answer":"Standard ARM Cortex-M4F toolchains apply: STM32CubeIDE, Keil MDK, IAR EWARM, and GCC-based toolchains. Debugging is via the SWD or JTAG port using an ST-Link or J-Link probe. The STM32CubeG4 HAL and LL drivers are available from ST."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32G474QBT6","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32G474QBT6 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}}