{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MSP430F1121AIRGER","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"MSP430F1121AIRGER","canonicalUrl":"https://icboms.com/texas-instruments/MSP430F1121AIRGER","factsUrl":"https://icboms.com/api/mcp/products/MSP430F1121AIRGER","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments MSP430F1121AIRGER, 16-bit MSP430 CPU16 MCU, 8 MHz, 4 KB Flash, 256 B RAM, 14 I/O, slope A/D, internal oscillator, 1.8–3.6 V, −40 to 85 °C, 24-VFQFN (4×4 mm) exposed pad, Tape & Reel.","salesMarkdown":"## What this MSP430 brings to a low-power BOM The Texas Instruments MSP430F1121AIRGER is a 16-bit MSP430 CPU16 microcontroller clocked at 8 MHz, with 4 KB of Flash program memory and 256 bytes of RAM. It packs 14 general-purpose I/O lines, a slope A/D converter, an internal oscillator, and basic peripherals — POR and WDT — into a 24-VFQFN exposed-pad package measuring 4×4 mm. This is a part sized for battery-operated sensor nodes, portable instruments, and simple control loops where every microamp and square millimeter counts. ## Memory and speed — what fits in 4 KB Flash At 8 MHz the CPU16 core delivers enough throughput for periodic ADC reads, button debouncing, and serial communication, but the 4 KB Flash and 256 B RAM are tight. Firmware must be lean — think a single UART protocol, a few calibration constants, and a state machine. The slope A/D converter is on-chip, so no external ADC is needed for slow analog inputs like temperature or battery voltage.","metaTitle":"Texas Instruments MSP430F1121AIRGER 16-bit MCU, 8 MHz, 4 KB Flash","metaDescription":"MSP430F1121AIRGER 16-bit MSP430 MCU at 8 MHz with 4 KB Flash, 256 B RAM, 14 I/O, slope A/D, −40 to 85 °C, 24-VFQFN. Active lifecycle, available to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"Texas Instruments","Speed":"8MHz","Series":"MSP430x1xx","Package":"Tape & Reel (TR); Cut Tape (CT)","RAM Size":"256 x 8","Core Size":"16-Bit","EEPROM Size":"-","Peripherals":"POR, WDT","Connectivity":"-","Mounting Type":"Surface Mount","Number of I/O":"14","Core Processor":"MSP430 CPU16","Package / Case":"24-VFQFN Exposed Pad","Product Status":"Active","Data Converters":"Slope A/D","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"MSP430F1121","Program Memory Size":"4KB (4K x 8 + 256B)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"24-VQFN (4x4)","Voltage - Supply (Vcc/Vdd)":"1.8V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2.6430","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/0c04dfb355e64c178c344f177e3b6cc8.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/MSP430F1121AIRGER/alternatives.json"},"ai":{"faq":[{"question":"Does MSP430F1121AIRGER support slope A/D conversion?","answer":"Yes, the device includes a slope A/D converter on-chip, suitable for slow analog inputs such as temperature or battery voltage monitoring without an external ADC."},{"question":"What is the pin configuration of MSP430F1121AIRGER?","answer":"The part comes in a 24-VFQFN exposed-pad package (4×4 mm). The supplier device package is 24-VQFN. For the exact pinout, refer to the datasheet — the evidence does not list pin assignments."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/MSP430F1121AIRGER","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/MSP430F1121AIRGER 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}}