{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MSP430F438IPN","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"MSP430F438IPN","canonicalUrl":"https://icboms.com/texas-instruments/MSP430F438IPN","factsUrl":"https://icboms.com/api/mcp/products/MSP430F438IPN","rawCanonicalId":null},"summary":{"shortDescription":"TI MSP430x4xx series 16-bit MCU, MSP430F438IPN, 8 MHz CPU, 48 KB Flash, 2 KB RAM, integrated LCD driver, DMA, 12x12-bit ADC, 48 I/O, 80-LQFP, -40°C to 85°C.","salesMarkdown":"Program memory is 48 KB of Flash, sufficient for moderate-complexity firmware with a real-time operating system or a Modbus/ASCII protocol stack. The 2 KB RAM limits buffering depth; designs with large lookup tables or extensive trace logging should budget external serial RAM or use the Flash for constant data. Flash memory type supports field reprogrammability via UART or SPI bootloader, a practical advantage for firmware updates in the field. ## Peripherals and I/O in an 80-LQFP package The 80-LQFP (12x12 mm) package provides 48 general-purpose I/O lines, enough for a keypad matrix, segment LCD, and a few external sensors. Integrated peripherals include a 12-channel 12-bit ADC, brown-out detect, POR, PWM, and DMA. DMA moves data between ADC results registers and RAM without CPU intervention, freeing the core for protocol handling. Connectivity covers SPI and UART/USART, adequate for communicating with serial sensors, displays, or a host controller.","metaTitle":"TI MSP430F438IPN 16-bit MCU, 8 MHz, 48 KB Flash, LCD driver","metaDescription":"TI MSP430F438IPN 16-bit MCU with 8 MHz CPU, 48 KB Flash, 2 KB RAM, integrated LCD driver, DMA, 12x12-bit ADC. Industrial temp -40°C to 85°C. Active lifecycle. Sourced 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":"MSP430x4xx","Package":"Tray","RAM Size":"2K x 8","Core Size":"16-Bit","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT","Connectivity":"SPI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"48","Core Processor":"MSP430 CPU16","Package / Case":"80-LQFP","Product Status":"Active","Data Converters":"A/D 12x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"MSP430F438","Program Memory Size":"48KB (48K x 8 + 256B)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"80-LQFP (12x12)","Voltage - Supply (Vcc/Vdd)":"1.8V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$11.2098","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/497925691745384b624c118dadd7149a.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/MSP430F438IPN/alternatives.json"},"ai":{"faq":[{"question":"Does MSP430F438IPN have a built-in LCD driver?","answer":"Yes, the MSP430F438IPN integrates an LCD driver peripheral that can directly drive segment LCDs without an external driver IC, reducing BOM cost and board area."},{"question":"What is the operating temperature range of MSP430F438IPN?","answer":"The MSP430F438IPN is rated for -40°C to 85°C ambient, covering industrial and outdoor applications such as telecom cabinets and factory-floor controllers."},{"question":"What is MSP430F438IPN's CPU speed?","answer":"The MSP430F438IPN runs at 8 MHz, which is typical for the MSP430x4xx series and sufficient for real-time control loops and serial communication without excessive power draw."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/MSP430F438IPN","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/MSP430F438IPN 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}}