{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32L451RET6TR","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32L451RET6TR","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32L451RET6TR","factsUrl":"https://icboms.com/api/mcp/products/STM32L451RET6TR","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32L4 series, ARM Cortex-M4 32-bit MCU, 80 MHz, 512 KB Flash, 160 KB SRAM, 64-LQFP (10x10), -40 to 85 °C, 1.71 V to 3.6 V supply.","salesMarkdown":"## OEM integration brief — STM32L451RET6TR The STM32L451RET6TR is a 32-bit ARM Cortex-M4 MCU clocked at 80 MHz with 512 KB Flash and 160 KB SRAM. It sits in the STM32L4 series and operates from 1.71 V to 3.6 V. The 160 KB SRAM gives you room for a modest RTOS heap and comms buffers; the 512 KB Flash holds a full application stack plus a bootloader for field updates.","metaTitle":"ST STM32L451RET6TR ARM Cortex-M4 MCU, 80 MHz, 512 KB Flash","metaDescription":"STMicroelectronics STM32L451RET6TR 32-bit ARM Cortex-M4 MCU, 80 MHz, 512 KB Flash, 160 KB SRAM, 64-LQFP, -40 to 85 °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":"80MHz","Series":"STM32L4","Package":"Tape & Reel (TR); Cut Tape (CT)","RAM Size":"160K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, DMA, PWM, WDT","Connectivity":"CANbus, I²C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"52","Core Processor":"ARM® Cortex®-M4","Package / Case":"64-LQFP","Product Status":"Active","Data Converters":"A/D 16x12b; D/A 1x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32L451","Program Memory Size":"512KB (512K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"64-LQFP (10x10)","Voltage - Supply (Vcc/Vdd)":"1.71V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$9.7200","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/0661af420d754d37ee77b070d7d5943e.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32L451RET6TR/alternatives.json"},"ai":{"faq":[{"question":"What is the listed speed of STM32L451RET6TR?","answer":"The core runs at 80 MHz, based on an ARM Cortex-M4 with single-cycle multiply and hardware divide."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32L451RET6TR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32L451RET6TR when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-16T10:39:33.080Z","lastPublished":"2026-07-16T10:39:33.080Z","indexable":true}}