{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM3S1150-IBZ50-A2T","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM3S1150-IBZ50-A2T","canonicalUrl":"https://icboms.com/texas-instruments/LM3S1150-IBZ50-A2T","factsUrl":"https://icboms.com/api/mcp/products/LM3S1150-IBZ50-A2T","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Stellaris ARM Cortex-M3S 1000 series LM3S1150-IBZ50-A2T, 32-bit MCU, 50MHz, 64KB Flash, 16K x 8 RAM, 52 I/O, 2.25V–2.75V supply, -40°C to 85°C, 108-BGA (10x10 mm).","salesMarkdown":"## Industrial temperature and BGA footprint — design-in notes The 108-ball BGA (10x10 mm) with 0.8 mm pitch demands a four-layer PCB minimum for fanout and a controlled reflow profile — not a hand-solderable package. Internal oscillator is available, but for CAN or precision timing an external crystal is recommended.","metaTitle":"LM3S1150-IBZ50-A2T Stellaris ARM Cortex-M3 MCU, 50 MHz","metaDescription":"LM3S1150-IBZ50-A2T is a 32-bit ARM Cortex-M3 MCU from the Stellaris 1000 series. 50 MHz core, 64 KB Flash, 16 KB RAM, 52 I/O, industrial temp.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"NRND","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"Texas Instruments","Speed":"50MHz","Series":"Stellaris® ARM® Cortex®-M3S 1000","Package":"Tape & Reel (TR)","RAM Size":"16K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, POR, PWM, WDT","Connectivity":"I²C, IrDA, Microwire, QEI, SPI, SSI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"52","Core Processor":"ARM® Cortex®-M3","Package / Case":"108-LFBGA","Product Status":"Not For New Designs","Data Converters":"-","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"LM3S1150","Program Memory Size":"64KB (64K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"108-BGA (10x10)","Voltage - Supply (Vcc/Vdd)":"2.25V ~ 2.75V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$20.4376","priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LM3S1150-IBZ50-A2T/alternatives.json"},"ai":{"faq":[{"question":"Is LM3S1150-IBZ50-A2T obsolete or still available?","answer":"It is not yet discontinued, but it is on the phase-out path. For existing production we can source it; for new designs consider a current Stellaris or Tiva-C series part."},{"question":"What is a direct replacement for LM3S1150-IBZ50-A2T?","answer":"Texas Instruments does not list a single direct pin-compatible replacement for the LM3S1150-IBZ50-A2T. The closest functional successor would be a current Tiva-C series Cortex-M4F part with similar peripheral mix — but the BGA footprint and pinout differ. Check the Stellaris-to-Tiva migration guide for a recommended part."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM3S1150-IBZ50-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/LM3S1150-IBZ50-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}}