{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM3S8971-IQC50-A2","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM3S8971-IQC50-A2","canonicalUrl":"https://icboms.com/texas-instruments/LM3S8971-IQC50-A2","factsUrl":"https://icboms.com/api/mcp/products/LM3S8971-IQC50-A2","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Stellaris® ARM® Cortex®-M3S 8000 series MCU, LM3S8971-IQC50-A2, 32-Bit Single-Core, 50MHz, 256KB FLASH, 64K x 8 RAM, Ethernet, CAN, 38 I/O, 100-LQFP, -40°C~85°C.","salesMarkdown":"## What the 50 MHz core and memory mean for your BOM The 256 KB Flash holds a bootloader, stack, and application code; the 64 KB SRAM buffers Ethernet frames and CAN message queues. ## Ethernet and CAN — what they actually connect to The Ethernet controller includes an integrated PHY, so you connect directly to a connector with magnetics — no external PHY chip needed. The CAN controller requires an external transceiver to interface with the bus.","metaTitle":"LM3S8971-IQC50-A2 Stellaris ARM Cortex-M3 MCU, 50 MHz, 256 KB Flash","metaDescription":"LM3S8971-IQC50-A2 32-bit ARM Cortex-M3 MCU at 50 MHz with 256 KB Flash, 64 KB RAM, Ethernet + CAN. Industrial temp -40 to +85 °C. Available to order; source confirmed.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"Texas Instruments","Speed":"50MHz","Series":"Stellaris® ARM® Cortex®-M3S 8000","Package":"Tray","RAM Size":"64K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, POR, PWM, WDT","Connectivity":"CANbus, Ethernet, IrDA, Microwire, QEI, SPI, SSI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"38","Core Processor":"ARM® Cortex®-M3","Package / Case":"100-LQFP","Product Status":"Active","Data Converters":"A/D 8x10b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"LM3S8971","Program Memory Size":"256KB (256K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"100-LQFP (14x14)","Voltage - Supply (Vcc/Vdd)":"2.25V ~ 2.75V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$44.5100","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/cdd7bbe714582b2ae380b4c04ebf9f5c.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LM3S8971-IQC50-A2/alternatives.json"},"ai":{"faq":[{"question":"Does LM3S8971-IQC50-A2 have Ethernet and CAN?","answer":"Yes, it integrates an Ethernet MAC with PHY and a CAN 2.0B controller, alongside SPI, SSI, UART, IrDA, and QEI interfaces."},{"question":"What is the pin-compatible alternative to LM3S8971-IQC50-A2?","answer":"Within the Stellaris 8000 series, parts with higher Flash or RAM densities share the same 100-LQFP footprint. Check the LM3S8xxx family for a drop-in upgrade path with more memory."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM3S8971-IQC50-A2","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/LM3S8971-IQC50-A2 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}}