{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM3S1P51-IQC80-C5T","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM3S1P51-IQC80-C5T","canonicalUrl":"https://icboms.com/texas-instruments/LM3S1P51-IQC80-C5T","factsUrl":"https://icboms.com/api/mcp/products/LM3S1P51-IQC80-C5T","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Stellaris ARM Cortex-M3S 1000 series MCU, 80 MHz ARM Cortex-M3 core, 64 KB Flash, 24 KB RAM, 67 I/O, 1.08–3.6 V supply, internal oscillator, 16x10b A/D, DMA, PWM, full serial stack (SPI/SSI/I²C/UART/QEI/IrDA/Microwire); -40 to 85°C in 100-LQFP; Tape & Reel.","salesMarkdown":"The LM3S1P51-IQC80-C5T is a Texas Instruments Stellaris ARM Cortex-M3 MCU clocked at 80 MHz, with 64 KB Flash and 24 KB RAM. The 67 GPIOs and serial stack (I²C, SPI, UART, QEI, IrDA, Microwire) connect to encoders, HMI panels, and sensors. The 16-channel 10-bit ADC covers analog feedback. ## Obsolete — sourcing reality for this BOM line","metaTitle":"Texas Instruments LM3S1P51-IQC80-C5T Stellaris MCU, 80 MHz","metaDescription":"Texas Instruments Stellaris ARM Cortex-M3 MCU, 80 MHz, 64 KB Flash, 24 KB RAM, 67 I/O, -40 to 85°C, 100-LQFP. Obsolete — sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"Texas Instruments","Speed":"80MHz","Series":"Stellaris® ARM® Cortex®-M3S 1000","Package":"Tape & Reel (TR)","RAM Size":"24K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT","Connectivity":"I²C, IrDA, Microwire, QEI, SPI, SSI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"67","Core Processor":"ARM® Cortex®-M3","Package / Case":"100-LQFP","Product Status":"Obsolete","Data Converters":"A/D 16x10b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"LM3S1P51","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)":"1.08V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/4b537d7b08f213ef30fdcb0c13b6e56c.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LM3S1P51-IQC80-C5T/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to LM3S1P51-IQC80-C5T?","answer":"No official pin-compatible successor or second-source alternate is recorded for this order code. If you need a drop-in replacement, the best path is to check the Stellaris family for a similar 100-LQFP part with matching Flash/RAM — but requalification is unavoidable."},{"question":"What is LM3S1P51-IQC80-C5T's listed speed?","answer":"The core runs at 80 MHz."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM3S1P51-IQC80-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/LM3S1P51-IQC80-C5T when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-17T19:50:00.618Z","lastPublished":"2026-07-17T19:50:00.618Z","indexable":true}}