Overview
The MSP430I2031TPWR is a microcontroller from Texas Instruments, part of the MSP430™ Metrology and Monitoring portfolio. This device is designed for high-performance analog and digital signal processing, particularly in metering and monitoring applications. It features a 16-bit RISC CPU, multiple low-power modes, and a range of integrated peripherals to support various measurement tasks.
Key Specifications
| Parameter | Specification |
|---|---|
| Supply Voltage Range | 2.2 V to 3.6 V |
| Processor Speed | Up to 16.384 MHz |
| ADCs | Three 24-bit sigma-delta analog-to-digital converters with differential PGA inputs |
| Memory | 32 KB Flash, 2 KB RAM |
| Timers | Two 16-bit timers with three capture/compare registers each |
| Communication Interfaces | eUSCI_A0 (UART, IrDA, SPI), eUSCI_B0 (SPI, I2C) |
| Power Consumption | Active mode: 275 µA/MHz at 16.384 MHz, 3.0 V; Standby mode (LPM3): 210 µA at 3.0 V; Off mode (LPM4): 70 µA at 3.0 V; Shutdown mode (LPM4.5): 75 nA at 3.0 V |
| Package | 28-pin TSSOP (PW) |
Key Features
- High-performance analog-to-digital conversion with three 24-bit sigma-delta ADCs and differential PGA inputs.
- Ultra-low power consumption with multiple low-power modes (LPM3, LPM4, LPM4.5) for extended battery life.
- 16-bit RISC CPU with up to 16.384 MHz system clock and hardware multiplier supporting 16-bit operations.
- Enhanced universal serial communication interfaces (eUSCIs) including UART, IrDA, SPI, and I2C.
- Flexible power management system with integrated LDO, supply voltage monitor, brownout detector, and built-in voltage reference.
- Fast wake-up from standby mode in less than 5 µs.
- Serial onboard programming without the need for an external programming voltage.
Applications
- Metering and submetering.
- Power monitoring and control.
- Industrial sensors.
- 1-phase AC and DC power monitoring.
- 2-phase electronic meters.
- Smart plugs and smart power strips.
- Medical applications such as multiple-parameter patient monitoring.
- LED lighting, digital power supplies, motor controls, remote controls, thermostats, and digital timers.
Q & A
- What is the supply voltage range of the MSP430I2031TPWR?
The supply voltage range is 2.2 V to 3.6 V.
- How many ADCs does the MSP430I2031TPWR have?
The device features three 24-bit sigma-delta analog-to-digital converters.
- What is the maximum processor speed of the MSP430I2031TPWR?
The maximum processor speed is up to 16.384 MHz.
- What types of communication interfaces are available on the MSP430I2031TPWR?
The device includes eUSCI_A0 (UART, IrDA, SPI) and eUSCI_B0 (SPI, I2C) interfaces.
- What are the power consumption modes of the MSP430I2031TPWR?
The device has multiple low-power modes including Active mode, Standby mode (LPM3), Off mode (LPM4), and Shutdown mode (LPM4.5).
- How much memory does the MSP430I2031TPWR have?
The device has 32 KB of Flash memory and 2 KB of RAM.
- What is the package type of the MSP430I2031TPWR?
The device is available in a 28-pin TSSOP (PW) package.
- What are some typical applications for the MSP430I2031TPWR?
Typical applications include metering, submetering, power monitoring, industrial sensors, and medical devices.
- Does the MSP430I2031TPWR support serial onboard programming?
Yes, the device supports serial onboard programming without the need for an external programming voltage.
- How quickly can the MSP430I2031TPWR wake up from standby mode?
The device can wake up from standby mode in less than 5 µs.
