{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"TM4C1231D5PZIR","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"TM4C1231D5PZIR","canonicalUrl":"https://icboms.com/texas-instruments/TM4C1231D5PZIR","factsUrl":"https://icboms.com/api/mcp/products/TM4C1231D5PZIR","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Tiva C Series 32-bit ARM Cortex-M4F single-core MCU, 80MHz, 64KB Flash, 24KB RAM, 2KB EEPROM, 69 I/O, CAN/SPI/I2C/UART, 12-bit ADC, 1.08–3.63 V, -40 to 85°C, 100-LQFP (14×14 mm), Tape & Reel.","salesMarkdown":"The TM4C1231D5PZIR runs a single ARM Cortex-M4F core at 80 MHz with a hardware floating-point unit. Memory partition is 64 KB Flash for code, 24 KB SRAM for variables and buffers, plus 2 KB EEPROM that survives power loss without an external serial chip. The EEPROM saves a board layer if you need to retain calibration constants or fault logs across resets. ## Connectivity and I/O — CANbus as the backbone The part carries CANbus, SPI, I²C, UART, SSI, and Microwire — the usual mix for industrial and automotive subnets. The CAN 2.0B controller is the standout: it lets the MCU sit on a multi-drop sensor/actuator bus without an external transceiver (just a CAN PHY). 100-pin LQFP, 14×14 mm body. Standard footprint for a mid-density MCU — no BGA routing complexity. The Tape & Reel delivery suits automated pick-and-place.","metaTitle":"Texas Instruments TM4C1231D5PZIR Tiva C MCU, 80MHz Cortex-M4F","metaDescription":"TM4C1231D5PZIR Tiva C Series 32-bit ARM Cortex-M4F MCU, 80MHz, 64KB Flash, 24KB RAM, 2KB EEPROM, CAN/SPI/I2C/UART, -40 to 85°C, 100-LQFP. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"Texas Instruments","Speed":"80MHz","Series":"Tiva™ C","Package":"Tape & Reel (TR)","RAM Size":"24K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"2K x 8","Peripherals":"Brown-out Detect/Reset, DMA, POR, WDT","Connectivity":"CANbus, I²C, IrDA, Microwire, SPI, SSI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"69","Core Processor":"ARM® Cortex®-M4F","Package / Case":"100-LQFP","Product Status":"Active","Data Converters":"A/D 12x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"TM4C1231","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 ~ 3.63V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$5.5015","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/23b65e760a39f8588276b815007c9a26.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/TM4C1231D5PZIR/alternatives.json"},"ai":{"faq":[{"question":"What is TM4C1231D5PZIR's listed speed?","answer":"The core runs at 80 MHz. That is the maximum clock frequency; the Cortex-M4F with FPU can sustain a single-cycle multiply-accumulate at that rate."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/TM4C1231D5PZIR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/TM4C1231D5PZIR when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-11T18:12:59.411Z","lastPublished":"2026-07-11T18:12:59.411Z","indexable":true}}