Overview
The MSP430I2040TPWR is a member of the MSP430™ Metrology and Monitoring portfolio from Texas Instruments. This 16-bit microcontroller is designed for ultra-low power consumption and is optimized for extended battery life in portable and battery-powered measurement applications. It features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that contribute to maximum code efficiency. The device is part of the MSP430i204x family, which includes high-performance analog and digital peripherals, making it suitable for a variety of measurement and monitoring tasks.
Key Specifications
| Specification | Value |
|---|---|
| Supply Voltage Range | 2.2 V to 3.6 V |
| Analog-to-Digital Converters (ADCs) | Four 24-bit sigma-delta ADCs with differential PGA inputs |
| Power Consumption | Active mode (AM): 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 |
| Clock Frequency | Up to 16.384 MHz |
| Onboard Memory | Up to 512 KB non-volatile memory, up to 66 KB RAM |
| Timers | Two 16-bit timers with three capture/compare registers each |
| Universal Serial Communication Interfaces (eUSCIs) | eUSCI_A0: Enhanced UART with automatic baud-rate detection, IrDA encoder and decoder, Synchronous SPI eUSCI_B0: Synchronous SPI, I2C |
| Package | TSSOP (28-pin), VQFN (32-pin) |
| Operating Temperature | Typically -40°C to 85°C |
Key Features
- High-performance analog peripherals, including four 24-bit sigma-delta ADCs with 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 clock frequency and hardware multiplier supporting 16-bit operations.
- Enhanced universal serial communication interfaces (eUSCIs) including UART, SPI, and I2C.
- Flexible power management system with integrated LDO, supply voltage monitor, brownout detector, and built-in voltage reference.
- Temperature sensor and wake-up from standby mode in less than 1 µs.
- Development tools and software support, including the EVM430-I2040S evaluation module and MSP430Ware™ code examples.
Applications
- Energy measurement and metering systems.
- Analog and digital sensor systems.
- LED lighting and digital power supplies.
- Motor controls and remote controls.
- Thermostats and digital timers.
- Hand-held meters and other portable measurement devices.
Q & A
- What is the supply voltage range of the MSP430I2040TPWR?
The supply voltage range is from 2.2 V to 3.6 V.
- How many ADCs does the MSP430I2040TPWR have?
The device features four 24-bit sigma-delta ADCs with differential PGA inputs.
- What are the power consumption modes of the MSP430I2040TPWR?
The device has several low-power modes: Active mode (AM), Standby mode (LPM3), Off mode (LPM4), and Shutdown mode (LPM4.5).
- What is the clock frequency of the MSP430I2040TPWR?
The clock frequency can go up to 16.384 MHz.
- What types of serial communication interfaces does the MSP430I2040TPWR support?
The device supports UART, SPI, and I2C through its eUSCIs.
- What development tools are available for the MSP430I2040TPWR?
Development tools include the EVM430-I2040S evaluation module and MSP430Ware™ code examples.
- What is the typical operating temperature range of the MSP430I2040TPWR?
The typical operating temperature range is -40°C to 85°C.
- How quickly can the MSP430I2040TPWR wake up from standby mode?
The device can wake up from standby mode in less than 1 µs.
- What types of applications is the MSP430I2040TPWR suited for?
The device is suited for energy measurement, analog and digital sensor systems, LED lighting, digital power supplies, motor controls, and other measurement and monitoring applications.
- What is the package type of the MSP430I2040TPWR?
The device is available in TSSOP (28-pin) and VQFN (32-pin) packages.
