{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM3S8933-IBZ50-A2T","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM3S8933-IBZ50-A2T","canonicalUrl":"https://icboms.com/texas-instruments/LM3S8933-IBZ50-A2T","factsUrl":"https://icboms.com/api/mcp/products/LM3S8933-IBZ50-A2T","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments LM3S8933-IBZ50-A2T, Stellaris ARM Cortex-M3S 8000 series, 50MHz 32-bit single-core MCU, 256KB Flash, 64KB RAM, Ethernet/CAN/I²C/SPI/SSI/UART, 108-LFBGA surface-mount, -40°C to 85°C, 2.25V–2.75V supply, Tape & Reel, obsolete.","salesMarkdown":null,"metaTitle":"LM3S8933-IBZ50-A2T — Stellaris ARM Cortex-M3 MCU, 50MHz, 256KB Flash, Obsolete","metaDescription":"TI Stellaris LM3S8933-IBZ50-A2T: 50MHz ARM Cortex-M3, 256KB Flash, 64KB RAM, Ethernet/CAN/SPI, 108-LFBGA, -40°C to 85°C, obsolete. Cross-reference and migration guidance.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Speed":"50MHz","title":"LM3S8933-IBZ50-A2T","Series":"Stellaris® ARM® Cortex®-M3S 8000","Package":"Tape & Reel (TR)","RAM Size":"64K x 8","Core Size":"32-Bit Single-Core","Peripherals":"Brown-out Detect/Reset, POR, PWM, WDT","Connectivity":"CANbus, Ethernet, I²C, IrDA, Microwire, SPI, SSI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"36","Core Processor":"ARM® Cortex®-M3","Package / Case":"108-LFBGA","Data Converters":"A/D 4x10b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"LM3S8933","Program Memory Size":"256KB (256K 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":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/c3cf5d46c186e8587d83be1759be426b.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LM3S8933-IBZ50-A2T/alternatives.json"},"ai":{"faq":[{"question":"What replaces the LM3S8933-IBZ50-A2T?","answer":"TI's documented migration path from Stellaris runs to the Tiva C Series (TM4Cxxx). No pin-compatible drop-in replacement exists in this ledger — any substitute will require board footprint review (the Tiva is typically QFP/TQFP, not LFBGA) and firmware porting against the Tiva register set."},{"question":"What is the speed and series of this MCU?","answer":"The LM3S8933-IBZ50-A2T runs at 50MHz on an ARM Cortex-M3 core, part of the Stellaris ARM Cortex-M3S 8000 series."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM3S8933-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/LM3S8933-IBZ50-A2T when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-20T14:34:45.345Z","lastPublished":"2026-07-20T14:34:45.345Z","indexable":true}}