{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MSP430FR59691IRGZR","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"MSP430FR59691IRGZR","canonicalUrl":"https://icboms.com/texas-instruments/MSP430FR59691IRGZR","factsUrl":"https://icboms.com/api/mcp/products/MSP430FR59691IRGZR","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments MSP430™ FRAM series, MSP430FR59691IRGZR, 16-bit MSP430 CPUXV2 core, 16MHz, 64KB (64K x 8) FRAM, 2K x 8 RAM, 40 I/O, 48-VFQFN Exposed Pad, -40°C~85°C (TA).","salesMarkdown":"Its program memory is 64 KB of FRAM — non-volatile, fast-write memory that eliminates the erase-cycle overhead of Flash and keeps data intact through power loss. With 2K x 8 of RAM and 40 I/O lines, it's sized for sensor-fusion, metering, and battery-powered control applications where every microamp matters. ## FRAM memory — why it changes the firmware strategy The 64 KB FRAM program memory is the headline feature here. Unlike Flash, FRAM writes at bus speed with no erase-before-write cycle, so you can treat it almost like RAM for data logging or calibration tables without wearing out sectors. The endurance is orders of magnitude higher than typical EEPROM, and the write current is lower — a real advantage in energy-harvesting or coin-cell designs. ## Industrial temperature and on-chip analog The 16-channel 12-bit ADC covers analog inputs from multiple sensors — thermocouples, shunt resistors, or bridge circuits — reducing external mux and signal-conditioning BOM cost. ## Package and supply voltage range The exposed pad needs a solid via stitch to the ground plane to keep junction temperatures in check under continuous load.","metaTitle":"MSP430FR59691IRGZR MCU, 16-bit, 16 MHz, 64 KB FRAM, 48-VQFN","metaDescription":"Texas Instruments MSP430FR59691IRGZR 16-bit MCU with 16 MHz core, 64 KB FRAM, 2K x 8 RAM, 40 I/O, 16x12-bit ADC, -40°C to 85°C, 48-VQFN. 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":"MSP430™ FRAM","Package":"Tape & Reel (TR); Cut Tape (CT)","RAM Size":"2K x 8","Core Size":"16-Bit","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, DMA, POR, PWM, WDT","Connectivity":"I²C, IrDA, SCI, SPI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"40","Core Processor":"MSP430 CPUXV2","Package / Case":"48-VFQFN Exposed Pad","Product Status":"Active","Data Converters":"A/D 16x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"MSP430FR59691","Program Memory Size":"64KB (64K x 8)","Program Memory Type":"FRAM","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"48-VQFN (7x7)","Voltage - Supply (Vcc/Vdd)":"1.8V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$6.8700","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/8b4ff231ab172f4b122f04a9e54765b3.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What are the direct equivalents or replacements for MSP430FR59691IRGZR?","answer":"This part is from the MSP430 FRAM family; pin-compatible alternatives exist within the same 48-VQFN footprint with different FRAM and RAM sizes. The base product number MSP430FR59691 identifies the specific memory and peripheral configuration. For a drop-in replacement, check the MSP430FR5969 series variants with matching package and temperature grade."},{"question":"How do I get current pricing and availability for MSP430FR59691IRGZR?","answer":"Submit an RFQ for this order code to receive current pricing and availability details tailored to your quantity and delivery requirements."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/MSP430FR59691IRGZR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/MSP430FR59691IRGZR 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}}