{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MSP430F2131TPW","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"MSP430F2131TPW","canonicalUrl":"https://icboms.com/texas-instruments/MSP430F2131TPW","factsUrl":"https://icboms.com/api/mcp/products/MSP430F2131TPW","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments MSP430F2xx 16-bit MCU, MSP430F2131TPW, 16 MHz, 8 KB Flash (8K x 8 + 256B), 256 x 8 RAM, 16 I/O, Slope A/D, internal oscillator, 1.8V–3.6V, -40°C to 105°C, 20-TSSOP.","salesMarkdown":"It runs at 16 MHz and carries 8 KB of Flash program memory (8K x 8 plus 256 bytes) with 256 x 8 bytes of RAM — a combination that targets small-footprint, low-power embedded control. ## 256 bytes of RAM — the hard constraint With only 256 bytes of RAM (organized as 256 x 8), this part demands disciplined variable allocation. It can handle small state machines, register-based sensor calibration, and simple communication buffers, but any data logging, packet queuing, or RTOS context storage will overflow the available memory. The 8 KB Flash is generous for the firmware image, but the RAM ceiling is the real limiter in application design. For dual-sourcing resilience, the MSP430F2132 (same 20-TSSOP footprint, double the Flash and RAM) is a pin-compatible upgrade path if the application needs more headroom.","metaTitle":"Texas Instruments MSP430F2131TPW 16-bit MCU, 16 MHz","metaDescription":"Texas Instruments MSP430F2131TPW 16-bit MCU, 16 MHz core, 8 KB Flash, 256 B RAM, 16 I/O, -40 to 105°C, 1.8-3.6V. Active lifecycle.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"Texas Instruments","Speed":"16MHz","Series":"MSP430F2xx","Package":"Tube","RAM Size":"256 x 8","Core Size":"16-Bit","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, POR, PWM, WDT","Connectivity":"-","Mounting Type":"Surface Mount","Number of I/O":"16","Core Processor":"MSP430 CPU16","Package / Case":"20-TSSOP (0.173\\\", 4.40mm Width)","Product Status":"Active","Data Converters":"Slope A/D","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"MSP430F2131","Program Memory Size":"8KB (8K x 8 + 256B)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~105°C(TA)","Supplier Device Package":"20-TSSOP","Voltage - Supply (Vcc/Vdd)":"1.8V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$3.5381","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/915f3387ecbce04a8fd7c7e9a4da9617.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/MSP430F2131TPW/alternatives.json"},"ai":{"faq":[{"question":"Can MSP430F2131TPW be used with a 3.3V supply?","answer":"Yes."},{"question":"What is the closest pin-compatible alternative to MSP430F2131TPW?","answer":"The MSP430F2132 is a pin-compatible upgrade in the same 20-TSSOP package, offering 16 KB Flash and 512 bytes of RAM while keeping the same 16 MHz core, peripheral set, and supply range. It is a direct drop-in replacement for designs that need more memory headroom."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/MSP430F2131TPW","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/MSP430F2131TPW when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:49:49.435Z","lastPublished":"2026-08-11T15:49:49.435Z","indexable":true}}