MSP430F2003IRSAT Overview
The MSP430F2003IRSAT is an ultra-low-power 16-bit microcontroller from the MSP430 family designed for cost-sensitive, battery-powered designs. It combines a compact instruction set CPU with on-chip peripherals optimized for low sleep and active currents. The device targets sensor nodes, portable instruments, and simple control systems where lower power and fewer pins matter. For procurement and component sourcing reference the manufacturer’s resources at IC Manufacturer.
MSP430F2003IRSAT Technical Specifications
| Parameter | Value |
|---|---|
| CPU Architecture | 16-bit RISC |
| Program Memory | 1 KB Flash |
| RAM | 128 bytes |
| Operating Voltage | 1.8 V to 3.6 V |
| Maximum Core Clock | Up to 16 MHz |
| Timers | 16-bit Timer_A (one module) |
| Serial Interface | USI (Universal Serial Interface) |
| Package | Small 14-pin package options |
| GPIO | Multiple general-purpose I/O pins |
| Low-Power Modes | Multiple LPM states with very low sleep currents |
MSP430F2003IRSAT Key Features
- 16-bit RISC core ?? delivers efficient code density and faster integer math compared to 8-bit alternatives.
- On-chip flash memory ?? enables field firmware updates and reduces BOM count versus external memory solutions.
- Ultra-low-power operation ?? lowers battery drain for longer run-time in portable and remote applications.
- Integrated Timer_A ?? supports precise timing and PWM generation with fewer external components.
- USI serial interface ?? offers flexible synchronous communications for SPI or I2C style links with sensors and peripherals.
- Wide supply range ?? 1.8?C3.6 V operation provides compatibility with single-cell Li-ion and common battery chemistries.
Typical Applications
- Battery-powered sensor nodes that require long idle life and occasional wake-up for measurements and RF gateway transmission.
- Portable medical or handheld meters needing precise timing, low quiescent current, and simple user I/O control.
- Industrial sensing modules where lower BOM count and on-board flash for firmware updates reduce maintenance and deployment cost.
- Consumer battery-operated devices that require predictable sleep behavior, small footprint, and low system cost for mass production.
MSP430F2003IRSAT Advantages vs Typical Alternatives
The MSP430F2003IRSAT combines a 16-bit core, on-chip flash, and focused peripherals to deliver higher computational efficiency and lower standby current than many 8-bit microcontrollers. It often reduces external component count relative to discrete MCU plus memory solutions. In cost-sensitive designs the integrated memory and peripheral set offer a favorable tradeoff between features and BOM cost, while the low-voltage operation supports single-cell battery applications.
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MSP430F2003IRSAT Brand Info
MSP430F2003IRSAT is part of the MSP430 family by Texas Instruments. The brand emphasizes low-power microcontrollers for embedded and battery-powered designs, offering development tools, documentation, and ecosystem support aimed at fast design cycles and dependable production scaling.
FAQ
What core does this device use?
The device uses a 16-bit RISC CPU from the MSP430 architecture. This core emphasizes low code size and efficient integer processing for smaller, battery-powered applications.
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Does it support in-field firmware updates?
Yes. The presence of on-chip flash memory enables firmware upgrades without external program memory, reducing the need for extra components during maintenance.
What serial interfaces are available?
It provides a USI (Universal Serial Interface). This flexible block supports common synchronous serial buses such as SPI-style or I2C-style communication to sensors and peripherals.
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Is it suitable for single-cell battery designs?
Yes. The documented operating range down to low voltages makes it compatible with single-cell Li-ion and other common battery chemistries used in portable applications.
How does it compare on power consumption?
MSP430 devices are characterized by multiple low-power modes and very low sleep currents. This part is optimized to minimize standby drain and extend battery life in intermittent-measurement systems.