Overview
The Texas Instruments MSP430F425AIPMR is a member of the MSP430 family of ultra-low power microcontrollers. This device is designed for applications requiring high precision and low power consumption, making it ideal for portable measurement devices. The MSP430F425A features a powerful 16-bit RISC CPU, 16-bit registers, and various peripherals optimized for extended battery life.
The microcontroller includes three independent 16-bit sigma-delta A/D converters, a built-in 16-bit timer, 128 LCD segment drive capability, and a hardware multiplier. It operates within a supply voltage range of 1.8V to 3.6V and has an operating temperature range of -40°C to 85°C.
Key Specifications
| Parameter | Value |
|---|---|
| Microcontroller Type | 16-bit RISC |
| Flash Memory | 16 KB |
| RAM | 512 B |
| Supply Voltage (Vcc/Vdd) | 1.8V ~ 3.6V |
| Operating Temperature | -40 ℃ ~ 85 ℃ |
| ADC Type | 3x16-bit Sigma-Delta A/D Converters |
| Timer | 16-bit Timer_A3 |
| LCD Segment Drive Capability | 128 segments |
| Package Type | 64-Pin Quad Flat Pack (QFP) |
| Oscillator Type | Internal |
Key Features
- Ultra-Low Power Consumption: Optimized for extended battery life in portable measurement applications with five low-power modes.
- 16-bit RISC CPU: Features 16-bit registers and constant generators for maximum code efficiency.
- Three Independent 16-bit Sigma-Delta A/D Converters: Each with an integrated differential programmable gain amplifier input stage.
- 16-bit Timer_A3 and Hardware Multiplier: Supports various timing and arithmetic operations.
- 128 LCD Segment Drive Capability: Suitable for applications requiring display functionality.
- USART0 Peripheral Module: Supports synchronous SPI and asynchronous UART communication protocols.
- Bootstrap Loader (BSL): Allows programming of flash memory or RAM via a UART serial interface, protected by a user-defined password.
Applications
The MSP430F425AIPMR is typically used in high-resolution applications such as:
- Handheld metering equipment
- Weigh scales
- Energy meters
- Other portable measurement devices requiring precision and low power consumption.
Q & A
- What is the primary application of the MSP430F425AIPMR?
The primary application of the MSP430F425AIPMR includes handheld metering equipment, weigh scales, energy meters, and other portable measurement devices.
- What is the supply voltage range for the MSP430F425AIPMR?
The supply voltage range is 1.8V to 3.6V.
- How many 16-bit sigma-delta A/D converters does the MSP430F425AIPMR have?
The device features three independent 16-bit sigma-delta A/D converters.
- What is the LCD segment drive capability of the MSP430F425AIPMR?
The device can drive up to 128 LCD segments.
- Does the MSP430F425AIPMR support serial communication protocols?
- How can the flash memory of the MSP430F425AIPMR be programmed?
The flash memory can be programmed via the JTAG port, the bootstrap loader, or in-system by the CPU.
- What is the operating temperature range of the MSP430F425AIPMR?
The operating temperature range is -40 ℃ to 85 ℃.
- Does the MSP430F425AIPMR have built-in ESD protection?
The device has limited built-in ESD protection and requires appropriate handling precautions to avoid damage.
- What package type is the MSP430F425AIPMR available in?
The device is available in a 64-Pin Quad Flat Pack (QFP) package.
- How much RAM does the MSP430F425AIPMR have?
The device has 512 bytes of RAM.
