Overview
The Texas Instruments MSP430F2012IRSAT is a member of the MSP430 family of ultra-low-power microcontrollers. This device is designed to optimize power consumption, making it ideal for applications requiring extended battery life. The MSP430F2012 features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that contribute to maximum code efficiency. The architecture, combined with five low-power modes, allows for rapid wake-up from low-power modes to active mode in less than 1 µs, thanks to the digitally controlled oscillator (DCO).
Key Specifications
| Specification | Value |
|---|---|
| Package | 16-Pin QFN (RSA) |
| Operating Temperature Range (°C) | -40 to 85 |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Flash Memory | 2 KB + 256 B |
| RAM | 128 B |
| Active Mode Power Consumption | 220 µA at 1 MHz, 2.2 V |
| Standby Mode Power Consumption | 0.5 µA |
| Off Mode (RAM Retention) Power Consumption | 0.1 µA |
| Instruction Cycle Time | 62.5 ns |
| Internal Frequencies | Up to 16 MHz with four calibrated frequencies to ±1% |
| Timer_A | 16-Bit with two capture/compare registers |
| A/D Converter | 10-Bit 200-ksps with internal reference, sample-and-hold, and autoscan |
| Universal Serial Interface (USI) | Supporting SPI and I2C |
Key Features
- Ultra-low power consumption with five power-saving modes
- Ultra-fast wake-up from standby mode in less than 1 µs
- 16-bit RISC architecture with 62.5-ns instruction cycle time
- Internal frequencies up to 16 MHz with four calibrated frequencies to ±1%
- Internal very low-power low-frequency oscillator and 32-kHz crystal support
- External digital clock source
- On-chip comparator for analog signal compare function or slope A/D (MSP430F20x1)
- 10-bit 200-ksps A/D converter with internal reference, sample-and-hold, and autoscan (MSP430F20x2)
- Universal Serial Interface (USI) supporting SPI and I2C (MSP430F20x2 and MSP430F20x3)
- Brownout detector and serial onboard programming with no external programming voltage needed
- Programmable code protection by security fuse and on-chip emulation logic with Spy-Bi-Wire interface
Applications
The MSP430F2012IRSAT is suitable for various applications that require low power consumption and efficient processing. Typical applications include:
- Sensor systems that capture analog signals, convert them to digital values, and process the data for display or transmission to a host system.
- Stand-alone RF sensor front ends.
- Portable measurement applications where extended battery life is crucial.
Q & A
- What is the operating temperature range of the MSP430F2012IRSAT?
The operating temperature range is -40°C to 85°C.
- What is the supply voltage range for the MSP430F2012IRSAT?
The supply voltage range is 1.8 V to 3.6 V.
- How much power does the MSP430F2012IRSAT consume in active mode?
The device consumes 220 µA at 1 MHz, 2.2 V in active mode.
- What is the instruction cycle time of the MSP430F2012IRSAT?
The instruction cycle time is 62.5 ns.
- Does the MSP430F2012IRSAT support SPI and I2C communication?
- What type of A/D converter does the MSP430F2012IRSAT have?
The MSP430F2012IRSAT has a 10-bit 200-ksps A/D converter with internal reference, sample-and-hold, and autoscan.
- How many power-saving modes does the MSP430F2012IRSAT have?
The device has five power-saving modes.
- What is the wake-up time from standby mode to active mode?
The wake-up time is less than 1 µs.
- Does the MSP430F2012IRSAT have on-chip emulation logic?
- What is the memory configuration of the MSP430F2012IRSAT?
