{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM3S1J11-IBZ50-C5T","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM3S1J11-IBZ50-C5T","canonicalUrl":"https://icboms.com/texas-instruments/LM3S1J11-IBZ50-C5T","factsUrl":"https://icboms.com/api/mcp/products/LM3S1J11-IBZ50-C5T","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Stellaris® ARM® Cortex®-M3S 1000 microcontroller, LM3S1J11-IBZ50-C5T, 32-bit single-core, 50 MHz, 128 KB flash, 20 KB RAM, 67 I/O, 108-BGA.","salesMarkdown":"The LM3S1J11-IBZ50-C5T: With 67 GPIOs and a connectivity set that includes I²C, SPI, UART, LIN, and IrDA, this part fits into industrial sensor hubs, motor-control interface boards, or multi-axis encoder readers where parallel I/O matters. ## Industrial temp grade and package constraints The 108-BGA package (10x10 mm) with 0.80 mm ball pitch demands a 4-layer PCB with controlled impedance for the high-speed serial lines — a 2-layer board will not fan out the inner rows. Texas Instruments has marked the LM3S1J11-IBZ50-C5T as obsolete.","metaTitle":"LM3S1J11-IBZ50-C5T Texas Instruments ARM Cortex-M3 MCU","metaDescription":"Texas Instruments LM3S1J11-IBZ50-C5T ARM Cortex-M3 MCU, 50 MHz, 128 KB flash, 20 KB RAM, 67 I/O, -40 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":"50MHz","Series":"Stellaris® ARM® Cortex®-M3S 1000","Package":"Tape & Reel (TR)","RAM Size":"20K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, DMA, POR, PWM, WDT","Connectivity":"I²C, IrDA, LINbus, Microwire, 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 8x10b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"LM3S1J11","Program Memory Size":"128KB (128K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"108-BGA (10x10)","Voltage - Supply (Vcc/Vdd)":"1.08V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/289a17a5d668d4d2eb268ac847fb8dc1.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LM3S1J11-IBZ50-C5T/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to the LM3S1J11-IBZ50-C5T?","answer":"The Stellaris family shares the Cortex-M3 core and peripheral set, but each order code has a unique package and memory configuration — a direct drop-in cannot be guaranteed without a board spin."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM3S1J11-IBZ50-C5T","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/LM3S1J11-IBZ50-C5T when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-21T02:48:36.614Z","lastPublished":"2026-07-21T02:48:36.614Z","indexable":true}}