{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM3S1850-IBZ50-A2","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM3S1850-IBZ50-A2","canonicalUrl":"https://icboms.com/texas-instruments/LM3S1850-IBZ50-A2","factsUrl":"https://icboms.com/api/mcp/products/LM3S1850-IBZ50-A2","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Stellaris® ARM® Cortex®-M3S 1000 series LM3S1850-IBZ50-A2, 32-bit single-core MCU, 50 MHz, 256 KB Flash, 32 KB SRAM, 56 I/O, 108-BGA (10x10 mm), -40°C to 85°C.","salesMarkdown":"The Texas Instruments LM3S1850-IBZ50-A2 is a 32-bit ARM Cortex-M3 MCU from the Stellaris 1000 series, clocked at 50 MHz with 256 KB of Flash program memory and 32 KB of SRAM. ## NRND — sourcing reality for this BOM line ## 108-BGA footprint and pin compatibility The device comes in a 108-ball LFBGA package, 10x10 mm body. The 56 I/O are distributed across the ball grid. ## Peripherals and connectivity set","metaTitle":"LM3S1850-IBZ50-A2 Stellaris ARM Cortex-M3 MCU, 50 MHz, 256 KB Flash, NRND","metaDescription":"LM3S1850-IBZ50-A2 Stellaris ARM Cortex-M3 MCU at 50 MHz with 256 KB Flash, 32 KB SRAM, 56 I/O, industrial temp -40°C to 85°C. NRND — sourced to order against RFQ.","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":"Tray","RAM Size":"32K 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":"56","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":"LM3S1850","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":"$20.4088","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/38b03106a267df1019dd902dd40d5344.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LM3S1850-IBZ50-A2/alternatives.json"},"ai":{"faq":[{"question":"What is the recommended replacement for LM3S1850-IBZ50-A2?","answer":"No official replacement order code is listed in the lifecycle record. For pin-compatible alternatives within the Stellaris 1000 series sharing the 108-BGA footprint, review the LM3S family datasheet for density variants — but verify ball-map and peripheral compatibility before committing a board spin."},{"question":"What is the package size and pin count for LM3S1850-IBZ50-A2?","answer":"The device is supplied in a 108-ball LFBGA package with a 10x10 mm body. It provides 56 general-purpose I/O pins."},{"question":"What is LM3S1850-IBZ50-A2's listed speed?","answer":"The core runs at 50 MHz, delivering approximately 62.5 MIPS from the ARM Cortex-M3 pipeline."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM3S1850-IBZ50-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/LM3S1850-IBZ50-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}}