{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM3S5G51-IBZ80-A2","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM3S5G51-IBZ80-A2","canonicalUrl":"https://icboms.com/texas-instruments/LM3S5G51-IBZ80-A2","factsUrl":"https://icboms.com/api/mcp/products/LM3S5G51-IBZ80-A2","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Stellaris ARM Cortex-M3S 5000 series 32-bit MCU, LM3S5G51-IBZ80-A2, 80 MHz, 384 KB Flash, 64K x 8 RAM, CAN, USB OTG, 67 I/O, 108-BGA, -40°C to 85°C.","salesMarkdown":"## What this Stellaris MCU brings to the BOM The LM3S5G51-IBZ80-A2 is a 32-bit ARM Cortex-M3 microcontroller from the Stellaris 5000 series, clocked at 80 MHz with 384 KB of Flash and 64K x 8 of SRAM. ## Obsolete — sourcing reality for this line item The LM3S5G51-IBZ80-A2 is marked obsolete by the manufacturer. The Stellaris family was acquired by TI and largely superseded by the Tiva C Series and later TM4C12x parts, but those are not pin-compatible drop-ins.","metaTitle":"LM3S5G51-IBZ80-A2 Stellaris ARM Cortex-M3 MCU, 80 MHz, 384 KB Flash","metaDescription":"TI Stellaris LM3S5G51-IBZ80-A2 32-bit ARM Cortex-M3 MCU. 80 MHz, 384 KB Flash, 64K x 8 RAM, CAN, USB OTG, 67 I/O. Industrial temp -40°C to 85°C. Obsolete — sourced to order against","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"Texas Instruments","Speed":"80MHz","Series":"Stellaris® ARM® Cortex®-M3S 5000","Package":"Tray","RAM Size":"64K 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, Microwire, QEI, SPI, SSI, UART/USART, USB OTG","Mounting Type":"Surface Mount","Number of I/O":"67","Core Processor":"ARM® Cortex®-M3","Package / Case":"108-LFBGA","Product Status":"Obsolete","Data Converters":"A/D 16x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"LM3S5G51","Program Memory Size":"384KB (384K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"108-BGA (10x10)","Voltage - Supply (Vcc/Vdd)":"3V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LM3S5G51-IBZ80-A2/alternatives.json"},"ai":{"faq":[{"question":"What is the replacement for LM3S5G51-IBZ80-A2?","answer":"No official successor order code is listed in the lifecycle record. The Stellaris family has been superseded by TI's Tiva C Series and TM4C12x parts, but those are not pin-compatible drop-ins. A design migration requires a board respin and firmware port."},{"question":"Does LM3S5G51-IBZ80-A2 support CAN and USB OTG?","answer":"Yes, this MCU integrates both a CAN 2.0B controller and a USB OTG interface, plus I²C, SPI, UART/USART, LINbus, and other serial protocols on the same die."},{"question":"What is the maximum operating temperature of LM3S5G51-IBZ80-A2?","answer":"The operating temperature range is -40°C to 85°C, which is the industrial temperature grade. Suitable for factory-floor, outdoor telecom, and engine-bay environments."},{"question":"Where to buy LM3S5G51-IBZ80-A2?","answer":"This obsolete part is sourced through independent distribution channels. Sourced and quoted to order against an RFQ; availability and current pricing confirmed at quote time."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM3S5G51-IBZ80-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/LM3S5G51-IBZ80-A2 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-17T19:50:00.618Z","lastPublished":"2026-07-17T19:50:00.618Z","indexable":true}}