MSP430FE425AIPM

Product Overview

Category

The MSP430FE425AIPM belongs to the category of microcontrollers.

Use

This microcontroller is designed for various embedded applications that require low power consumption and high performance.

Characteristics

• Low power consumption: The MSP430FE425AIPM is known for its ultra-low power consumption, making it suitable for battery-powered devices.
• High performance: Despite its low power consumption, this microcontroller offers high processing capabilities, enabling efficient execution of complex tasks.
• Integrated peripherals: It comes with a wide range of integrated peripherals such as timers, UART, SPI, I2C, and ADC, providing flexibility in designing different applications.
• Real-time clock (RTC): The built-in RTC allows accurate timekeeping and enables time-dependent operations.
• Flash memory: The microcontroller features non-volatile flash memory for program storage, ensuring data retention even during power loss.

Package and Quantity

The MSP430FE425AIPM is available in a small-sized package, which is commonly referred to as an LQFP (Low Profile Quad Flat Package). It consists of 64 pins. The microcontroller is typically sold in reels or trays, with quantities varying based on customer requirements.

Specifications

• Architecture: 16-bit RISC
• CPU Speed: Up to 25 MHz
• Flash Memory: 32 KB
• RAM: 1 KB
• Operating Voltage: 1.8V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Digital I/O Pins: 48
• Analog Input Channels: 8
• Communication Interfaces: UART, SPI, I2C
• Timers: 4x 16-bit
• ADC Resolution: 10-bit

Pin Configuration

The MSP430FE425AIPM has a total of 64 pins, each serving a specific purpose. The pin configuration is as follows:

• P1.x: Digital I/O Pins (x = 0 to 7)
• P2.x: Digital I/O Pins (x = 0 to 7)
• P3.x: Digital I/O Pins (x = 0 to 7)
• P4.x: Digital I/O Pins (x = 0 to 7)
• P5.x: Digital I/O Pins (x = 0 to 7)
• P6.x: Digital I/O Pins (x = 0 to 7)
• P7.x: Digital I/O Pins (x = 0 to 7)
• P8.x: Digital I/O Pins (x = 0 to 7)
• A0 to A7: Analog Input Channels
• RST: Reset Pin
• TEST: Test Mode Pin
• XT1, XT2: External Crystal Oscillator Pins
• AVSS, AVCC: Analog Ground and Power Supply Pins
• DVSS, DVCC: Digital Ground and Power Supply Pins

Functional Features

The MSP430FE425AIPM offers several functional features that enhance its usability in various applications:

• Low power modes: It provides multiple low power modes, allowing the microcontroller to operate at minimal power consumption when idle or in sleep mode.
• Watchdog Timer: The built-in watchdog timer ensures system reliability by resetting the microcontroller if it becomes unresponsive or encounters a software error.
• Interrupts: The microcontroller supports various interrupt sources, enabling efficient handling of time-critical events.
• Serial Communication: It supports UART, SPI, and I2C interfaces, facilitating communication with other devices or peripherals.
• Timers: The four 16-bit timers can be used for precise timing operations or generating PWM signals.
• Analog-to-Digital Converter (ADC): The 10-bit ADC enables the microcontroller to measure analog signals accurately.

Advantages and Disadvantages

Advantages

• Ultra-low power consumption, making it suitable for battery-powered applications.
• High processing capabilities despite low power consumption.
• Integrated peripherals reduce the need for external components.
• Real-time clock allows accurate timekeeping.
• Flash memory ensures data retention during power loss.

Disadvantages

• Limited RAM capacity may restrict the complexity of applications.
• Availability of alternative models with more advanced features.

Working Principles

The MSP430FE425AIPM operates based on a 16-bit RISC architecture. It executes instructions fetched from its flash memory using a pipeline structure, enabling efficient instruction execution. The microcontroller can enter various low power modes to minimize power consumption when not actively processing tasks. It communicates with external devices or peripherals through its integrated communication interfaces such as UART, SPI, and I2C.

Application Field Plans

The MSP430FE425AIPM finds applications in various fields, including but not limited to:

1. Internet of Things (IoT) devices: Its low power consumption and