Overview
The MSP430FE427IPM is a 16-bit ultra-low-power microcontroller produced by Texas Instruments (TI). It is part of the MSP430FE42x series, designed specifically for applications requiring precise energy measurement and low power consumption. This model is widely used in industrial control, portable devices, and energy metering systems. Its key strengths include its integrated signal processing capabilities, low power modes, and robust peripheral set, making it a competitive choice for energy-efficient embedded systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Architecture | 16-bit RISC | - | - |
| Flash Memory | 32 KB | KB | Includes 256B for data |
| RAM | 1 KB | KB | - |
| Operating Voltage | 2.7V - 3.6V | V | - |
| Power Consumption (Active Mode) | 400 µA @ 1 MHz, 3.0V | µA | - |
| Power Consumption (Standby Mode) | 1.1 µA | µA | - |
| Wake-up Time | 6 µs | µs | From low-power modes |
| ADC | 2 x 16-bit Σ-Δ | - | For energy measurement |
| Timer | 16-bit Timer_A | - | With 3 capture/compare registers |
| LCD Driver | 128 segments | - | - |
| Package | LQFP-64 | - | 64-pin Quad Flat Package |
Key Features
- Ultra-low power consumption with multiple power-saving modes.
- Integrated 16-bit Σ-Δ ADCs for precise energy measurement.
- Embedded signal processing core for single-phase energy calculation.
- 128-segment LCD driver for display applications.
- Fast wake-up time from low-power modes (6 µs).
- Robust peripheral set including Timer_A, USART, and basic timer.
Applications
The MSP430FE427IPM is ideal for applications requiring low power consumption and precise energy measurement. It is commonly used in:
- Energy Metering: Single-phase electricity meters for residential and industrial use.
- Industrial Control: Data acquisition systems, motor control, and automation.
- Portable Devices: Battery-powered devices such as handheld meters and sensors.
- Consumer Electronics: Smart home devices and environmental monitoring systems.
Q & A
1. What is the operating voltage range of the MSP430FE427IPM?
The operating voltage range is 2.7V to 3.6V.
2. How much flash memory does the MSP430FE427IPM have?
It has 32 KB of flash memory, including 256B for data storage.
3. What is the power consumption in active mode?
In active mode, it consumes 400 µA at 1 MHz and 3.0V.
4. Does the MSP430FE427IPM support low-power modes?
Yes, it supports five low-power modes, including standby and shutdown modes.
5. What is the wake-up time from low-power modes?
The wake-up time is less than 6 µs.
6. What peripherals are integrated into the MSP430FE427IPM?
It includes a 16-bit Timer_A, 128-segment LCD driver, and two 16-bit Σ-Δ ADCs.
7. What is the package type of the MSP430FE427IPM?
It is available in a 64-pin LQFP (Quad Flat Package).
8. Is the MSP430FE427IPM suitable for energy metering applications?
Yes, it is specifically designed for single-phase energy metering.
9. Does it include an LCD driver?
Yes, it has an integrated 128-segment LCD driver.
10. What is the RAM size of the MSP430FE427IPM?
It has 1 KB of RAM.
