{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM3S1776-IQR50-A0T","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM3S1776-IQR50-A0T","canonicalUrl":"https://icboms.com/texas-instruments/LM3S1776-IQR50-A0T","factsUrl":"https://icboms.com/api/mcp/products/LM3S1776-IQR50-A0T","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Stellaris® ARM® Cortex®-M3S 1000 series microcontroller, LM3S1776-IQR50-A0T, 32-bit single-core, 50MHz, 128KB Flash, 64KB RAM, 64-LQFP (10x10), -40°C to 85°C.","salesMarkdown":"Texas Instruments lists the LM3S1776-IQR50-A0T as NRND (Not Recommended for New Designs). This means the part remains available for existing production but is not intended for new design starts. For a spare-parts storeroom, this is the signal to evaluate last-time-buy quantities and confirm a replacement strategy before the window closes. ## Peripheral set and integration On-chip peripherals include a 6-channel 10-bit ADC, brown-out detect and reset, DMA, POR, PWM, and a watchdog timer — enough to handle sensor acquisition, motor control loops, and supervisory tasks without external glue logic. Connectivity covers I²C, SPI, SSI, UART/USART, IrDA, and Microwire, so this MCU can talk to serial EEPROMs, display modules, and industrial fieldbus transceivers directly.","metaTitle":"LM3S1776-IQR50-A0T Texas Instruments ARM Cortex-M3 MCU","metaDescription":"Texas Instruments LM3S1776-IQR50-A0T Stellaris ARM Cortex-M3 MCU, 50MHz, 128KB Flash, 64KB RAM, 64-LQFP. NRND status — 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":"Tape & Reel (TR)","RAM Size":"64K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, DMA, POR, PWM, WDT","Connectivity":"I²C, IrDA, Microwire, SPI, SSI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"33","Core Processor":"ARM® Cortex®-M3","Package / Case":"64-LQFP","Product Status":"Not For New Designs","Data Converters":"A/D 6x10b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"LM3S1776","Program Memory Size":"128KB (128K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"64-LQFP (10x10)","Voltage - Supply (Vcc/Vdd)":"2.25V ~ 2.75V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$11.7498","priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LM3S1776-IQR50-A0T/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to LM3S1776-IQR50-A0T?","answer":"The Stellaris family includes other Cortex-M3 devices in the same 64-LQFP package, but pin compatibility varies by peripheral set and memory size. Confirm the replacement against your specific BOM position before committing."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM3S1776-IQR50-A0T","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/LM3S1776-IQR50-A0T when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-21T02:44:13.541Z","lastPublished":"2026-07-21T02:44:13.541Z","indexable":true}}