{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM3S5G31-IBZ80-A2T","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM3S5G31-IBZ80-A2T","canonicalUrl":"https://icboms.com/texas-instruments/LM3S5G31-IBZ80-A2T","factsUrl":"https://icboms.com/api/mcp/products/LM3S5G31-IBZ80-A2T","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Stellaris® ARM® Cortex®-M3S 5000 series, LM3S5G31-IBZ80-A2T, 32-bit single-core MCU, 80MHz, 384KB Flash, 64KB RAM, 3V–3.6V supply, 108-LFBGA package, -40°C to 85°C.","salesMarkdown":"The LM3S5G31-IBZ80-A2T: 67 I/O lines in a 108-BGA package support parallel displays, QEI, and EBI/EMI. ## Peripheral set and industrial fit The integrated 16-channel 12-bit ADC handles analog feedback from current sensors or thermocouples. Brown-out detect and POR keep the system safe during supply dips, and the internal oscillator reduces external component count.","metaTitle":"LM3S5G31-IBZ80-A2T ARM Cortex-M3 MCU, 80MHz, 384KB Flash","metaDescription":"Texas Instruments LM3S5G31-IBZ80-A2T Stellaris ARM Cortex-M3 32-bit MCU, 80MHz core, 384KB Flash, 64KB RAM, 108-BGA, -40°C to 85°C.","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":"Tape & Reel (TR)","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, EBI/EMI, I²C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART","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":"LM3S5G31","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/LM3S5G31-IBZ80-A2T/alternatives.json"},"ai":{"faq":[{"question":"Is LM3S5G31-IBZ80-A2T obsolete?","answer":"Yes, the LM3S5G31-IBZ80-A2T is listed as Obsolete. It is no longer in production from Texas Instruments. For existing BOM lines, the part must be sourced through surplus or broker channels."},{"question":"What is the replacement for LM3S5G31-IBZ80-A2T?","answer":"No official replacement or pin-compatible successor is documented in the available records. For new designs, consider current-generation Cortex-M4 or M7 MCUs with similar peripheral sets and BGA packages, but a direct drop-in is not available."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM3S5G31-IBZ80-A2T","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/LM3S5G31-IBZ80-A2T 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}}