{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM3S1133-IQC50-A2T","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM3S1133-IQC50-A2T","canonicalUrl":"https://icboms.com/texas-instruments/LM3S1133-IQC50-A2T","factsUrl":"https://icboms.com/api/mcp/products/LM3S1133-IQC50-A2T","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Stellaris® ARM® Cortex®-M3S 1000 series LM3S1133-IQC50-A2T, 32-bit single-core MCU, 50 MHz, 64 KB Flash, 16 KB SRAM, 44 I/O, 100-LQFP, -40°C to 85°C.","salesMarkdown":"## Supply voltage and temperature — design constraints The 100-LQFP (14x14 mm) package is hand-solderable with a fine-tip iron and a steady hand, though a hot-air rework station makes placement easier.","metaTitle":"LM3S1133-IQC50-A2T Stellaris ARM Cortex-M3 MCU, 50 MHz","metaDescription":"LM3S1133-IQC50-A2T is a 32-bit ARM Cortex-M3 MCU from the Stellaris family, 50 MHz, 64 KB Flash, 16 KB SRAM, industrial temp -40°C 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":"16K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, POR, PWM, WDT","Connectivity":"I²C, IrDA, Microwire, SPI, SSI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"44","Core Processor":"ARM® Cortex®-M3","Package / Case":"100-LQFP","Product Status":"Obsolete","Data Converters":"A/D 2x10b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"LM3S1133","Program Memory Size":"64KB (64K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"100-LQFP (14x14)","Voltage - Supply (Vcc/Vdd)":"2.25V ~ 2.75V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$17.5900","priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LM3S1133-IQC50-A2T/alternatives.json"},"ai":{"faq":[{"question":"Where can I buy LM3S1133-IQC50-A2T?","answer":"We source LM3S1133-IQC50-A2T through independent distribution channels. Submit an RFQ for current availability and pricing — quotes are confirmed at order time, not from a live stock counter."},{"question":"Is LM3S1133-IQC50-A2T obsolete?","answer":"Yes, Texas Instruments lists this part as obsolete. There is no official successor, so procurement relies on the surplus and broker market."},{"question":"What is the replacement for LM3S1133-IQC50-A2T?","answer":"No official replacement part number is recorded in the lifecycle data. For a pin-compatible alternative within the same family, look at other Stellaris LM3S series MCUs with similar package and peripheral sets, but verify the exact footprint and firmware compatibility before substituting."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM3S1133-IQC50-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/LM3S1133-IQC50-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}}