Overview
The Texas Instruments MSP430F2370IRHAR is an ultra-low-power microcontroller from the MSP430 family. This device is designed to optimize power consumption, making it ideal for applications requiring extended battery life, particularly in portable measurement devices. The MSP430F2370IRHAR features a powerful 16-bit RISC CPU, 16-bit registers, and various peripherals that enhance its functionality and efficiency. It is available in a 40-pin QFN package and supports multiple low-power modes to minimize energy usage.
Key Specifications
| Parameter | Value |
|---|---|
| Package | 40-Pin QFN (RHA) |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Active Mode Power Consumption | 270 µA at 1 MHz, 2.2 V |
| Standby Mode Power Consumption | 0.7 µA |
| Off Mode (RAM Retention) Power Consumption | 0.1 µA |
| CPU Architecture | 16-Bit RISC |
| Instruction Cycle Time | 62.5 ns |
| Flash Memory | 32 KB + 256 B |
| RAM | 2 KB |
| Timers | 16-Bit Timer_A and Timer_B with three capture/compare registers each |
| Serial Communication Interface | Universal Serial Communication Interface (USCI) with UART, IrDA, SPI, and I2C |
| Analog Comparator | On-chip comparator for analog signal compare function or slope A/D conversion |
Key Features
- Ultra-low power consumption with multiple low-power modes (LPM0 to LPM4)
- Ultra-fast wake-up from standby mode in less than 1 µs
- 16-bit RISC CPU with 16-bit registers and constant generators for maximum code efficiency
- Internal frequencies up to 16 MHz with four calibrated frequencies to ±1%
- Internal very-low-power low-frequency (LF) oscillator and high-frequency (HF) crystal up to 16 MHz
- External digital clock source and external resistor options
- On-chip comparator for analog signal compare function or slope A/D conversion
- Universal Serial Communication Interface (USCI) supporting UART, IrDA, SPI, and I2C
- Brownout detector and serial onboard programming without external programming voltage
- Programmable code protection by security fuse and bootstrap loader
- Embedded Emulation Module (EEM) for advanced debugging and programming
Applications
The MSP430F2370IRHAR is suitable for various applications that require low power consumption and high performance. These include:
- Portable measurement devices
- Battery-powered devices
- Wireless sensor networks
- Industrial automation and control systems
- Medical devices
- Consumer electronics requiring low power consumption
Q & A
- What is the primary feature of the MSP430F2370IRHAR microcontroller?
The primary feature is its ultra-low power consumption, making it suitable for battery-powered and portable applications. - What are the different low-power modes available in the MSP430F2370IRHAR?
The device supports six operating modes: Active Mode (AM), Low-Power Mode 0 (LPM0), Low-Power Mode 1 (LPM1), Low-Power Mode 2 (LPM2), Low-Power Mode 3 (LPM3), and Low-Power Mode 4 (LPM4). - What is the maximum frequency of the internal oscillator in the MSP430F2370IRHAR?
The internal oscillator can operate at frequencies up to 16 MHz with four calibrated frequencies to ±1%. - What types of serial communication interfaces are supported by the MSP430F2370IRHAR?
The device supports UART, IrDA, SPI, and I2C through its Universal Serial Communication Interface (USCI). - How much flash memory and RAM does the MSP430F2370IRHAR have?
The device has 32 KB of flash memory and 2 KB of RAM. - What is the purpose of the on-chip comparator in the MSP430F2370IRHAR?
The on-chip comparator is used for analog signal compare function or slope A/D conversion. - Can the MSP430F2370IRHAR be programmed without an external programming voltage?
Yes, the device supports serial onboard programming without an external programming voltage. - What is the role of the Embedded Emulation Module (EEM) in the MSP430F2370IRHAR?
The EEM allows for advanced debugging and programming through easy-to-use development tools. - In what package options is the MSP430F2370IRHAR available?
The device is available in a 40-pin QFN package and a 49-pin die-sized BGA package. - What is the operating temperature range of the MSP430F2370IRHAR?
The operating temperature range is -40°C to 85°C.
