MSP430F5505IRGZT Overview
The MSP430F5505IRGZT is a low?power, 16?bit microcontroller optimized for USB?enabled embedded designs. It balances power efficiency with peripheral density to deliver more interface options in fewer pins. The device integrates a full?speed USB engine, multiple serial modules, and analog peripherals to save board space and reduce part count. Designers and sourcing teams evaluating mid?range MSP430 parts will find this option useful for lower power budgets and compact system implementations. For procurement and supplier details see IC Manufacturer.
MSP430F5505IRGZT Technical Specifications
| Parameter | Value |
|---|---|
| CPU core | 16?bit MSP430 RISC |
| Maximum clock | Up to 25 MHz |
| Flash memory | 16 KB |
| SRAM | 2 KB |
| Operating voltage | 1.8 V to 3.6 V |
| USB | Full?Speed USB 2.0 (12 Mbps) |
| ADC resolution | 12?bit successive approximation ADC |
| Timers | Two 16?bit timers with capture/compare |
| USART/USCI | Multiple UART/SPI/I2C serial modules |
| GPIO count | Up to 48 general?purpose I/O pins |
| Package | 64?pin LQFP (industrial temp suffix) |
| Temperature range | -40 ??C to +85 ??C |
| DMA | Direct Memory Access support for peripherals |
MSP430F5505IRGZT Key Features
- Single 16?bit MSP430 RISC core offering high code density and deterministic execution for real?time control.
- Integrated Full?Speed USB engine (12 Mbps) for direct host or device connectivity, eliminating external PHY and simplifying board routing.
- Multiple serial modules including UART, SPI and I2C to reduce external interface ICs and speed integration with sensors and memory.
- Low?power modes and optimized peripheral clocks that extend battery life in portable designs, supporting longer duty cycles versus alternatives.
- On?chip 12?bit ADC for accurate analog measurement without an external A/D converter, improving BOM cost and board area.
- DMA capability that offloads data movement from the CPU, increasing throughput and lowering active power compared with interrupt?only designs.
- Rich timer resources with capture/compare for robust motor control, PWM generation, and precision timing tasks in industrial systems.
Typical Applications
- USB?enabled sensor hubs and data loggers where low standby current and integrated USB reduce system cost and simplify host connectivity over standard cables.
- Portable meters and handheld instruments requiring precise ADC measurements and long battery life through multiple low?power modes and wake sources.
- Industrial control interfaces that need deterministic 16?bit processing, multiple serial ports, and hardware timers for reliable real?time control and diagnostics.
- Consumer peripherals and accessories that benefit from integrated USB and serial connectivity to provide plug?and?play functionality with fewer external components.
MSP430F5505IRGZT Advantages vs Typical Alternatives
The MSP430F5505IRGZT delivers a compact mix of USB, analog, and serial functions in a single package. Compared with microcontrollers that require external USB PHYs or ADCs, it reduces board area and BOM cost. Its low operating voltage range and multiple low?power modes provide longer battery life than many 8? or 32?bit alternatives. DMA and integrated timers improve throughput and determinism for control tasks, making it a solid mid?range choice for USB?centric embedded systems.
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MSP430F5505IRGZT Brand Info
MSP430F5505IRGZT is produced by Texas Instruments, a global supplier of analog and embedded processing semiconductors. TI??s MSP430 family targets ultra?low?power applications and offers ecosystem tools, development kits, and long?term availability to support rapid prototyping and production scaling.
FAQ
What is the supply voltage?
The device operates from 1.8 V to 3.6 V. This wide range supports single?cell lithium systems and standard 3.3 V rails commonly used in embedded designs.
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Does it include USB support?
Yes. The microcontroller integrates a Full?Speed USB 2.0 interface (12 Mbps) to connect directly to USB hosts or hubs without an external PHY in many board layouts.
How much memory does it provide?
The device includes on?chip flash and SRAM suitable for mid?range embedded projects. Flash stores firmware while SRAM handles runtime variables and stack space for responsive operation.
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What analog capabilities exist?
An on?chip ADC with multi?channel sampling provides higher resolution measurement capability. This reduces the need for external ADCs and simplifies analog front?end design.
Is it suitable for battery operation?
Yes. The MCU supports several low?power modes and a low operating voltage, helping extend battery life in portable and remote applications where every microamp counts.