{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MSP430F5506IRGZR","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"MSP430F5506IRGZR","canonicalUrl":"https://icboms.com/texas-instruments/MSP430F5506IRGZR","factsUrl":"https://icboms.com/api/mcp/products/MSP430F5506IRGZR","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments MSP430F5xx series 16-bit MCU, MSP430F5506IRGZR, core: MSP430 CPUXV2, 25MHz, 24KB Flash, 6K x 8 RAM, USB 2.0, I²C/SPI/UART, 48-VFQFN exposed pad, -40°C to 85°C.","salesMarkdown":"It carries 24KB of Flash program memory and 6K x 8 of RAM, enough for moderate-sized control firmware with a USB stack and sensor fusion. The integrated USB 2.0 PHY with I²C, IrDA, LINbus, SCI, SPI, UART/USART connectivity means this part handles both host and device-side serial communication without an external bridge chip — a BOM simplification for portable instruments, data loggers, and industrial sensor nodes. ## Memory sizing: 24 KB Flash, 6 KB RAM The 24KB Flash (24K x 8) and 6K x 8 RAM set the firmware budget. For a USB CDC or HID class implementation with a handful of ADC channels and a control loop, this is comfortable. If the application needs a full USB mass-storage stack with a FAT filesystem and a large lookup table, the RAM will be tight — budget the linker map early. The 6KB is SRAM, not cache; every byte is directly addressable by the CPUXV2. ## Supply range and brown-out protection Operates from 1.8V to 3.6V supply, so it can run from a single Li-ion cell or a 3.3V regulated rail. The integrated brown-out detect and POR circuits hold the core in reset until the supply is stable — no external supervisor needed for basic power-fail safety. The DMA and PWM peripherals keep running without CPU intervention once configured, which matters for time-critical output sequences. ## Lifecycle and sourcing posture For dual-sourcing resilience within the same family, the MSP430F550x series shares pin-compatible footprints across density options (24KB to 64KB Flash), so a firmware-only migration is possible without a board spin.","metaTitle":"Texas Instruments MSP430F5506IRGZR 16-bit MCU, 25MHz","metaDescription":"16-bit MSP430 CPUXV2 MCU at 25MHz with 24KB Flash, 6KB RAM, USB 2.0, I²C/SPI/UART. Industrial temp -40°C to 85°C. 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":"25MHz","Series":"MSP430F5xx","Package":"Tape & Reel (TR)","RAM Size":"6K x 8","Core Size":"16-Bit","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, DMA, POR, PWM, WDT","Connectivity":"I²C, IrDA, LINbus, SCI, SPI, UART/USART, USB","Mounting Type":"Surface Mount","Number of I/O":"31","Core Processor":"MSP430 CPUXV2","Package / Case":"48-VFQFN Exposed Pad","Product Status":"Active","Data Converters":"A/D 8x10b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"MSP430F5506","Program Memory Size":"24KB (24K x 8)","Program Memory Type":"FLASH","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":"$2.5855","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/82530e26136b4d9d3a70005cd9092a5d.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the programming interface for MSP430F5506IRGZR?","answer":"The MSP430F5506IRGZR uses the standard Spy-Bi-Wire (SBW) two-wire JTAG interface for programming and debug, accessible through the TI LaunchPad or any MSP430-compatible programmer. The internal oscillator means no external clock is required for flashing."},{"question":"Is MSP430F5506IRGZR compatible with 3.3V logic?","answer":"Yes. The supply range is 1.8V to 3.6V, and all I/O pins are 3.3V-tolerant. At 3.3V Vcc the logic thresholds are standard CMOS, so it interfaces directly with 3.3V peripherals without level shifters."},{"question":"What is the closest pin-compatible alternative to MSP430F5506IRGZR?","answer":"Within the MSP430F550x series, the MSP430F5507 and MSP430F5508 are pin-compatible upgrades with larger Flash and RAM — 32KB and 48KB respectively — in the same 48-VFQFN package. Firmware from the F5506 can be recompiled for the larger memory parts without a PCB change."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/MSP430F5506IRGZR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/MSP430F5506IRGZR when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-16T13:16:57.247Z","lastPublished":"2026-07-16T13:16:57.247Z","indexable":true}}