Overview
The Texas Instruments MSP430FE4272IPM is a 16-bit ultra-low-power microcontroller designed for energy metering applications. It is part of the MSP430 family, known for its low power consumption and robust set of peripherals. This microcontroller features two independent 16-bit sigma-delta analog-to-digital (A/D) converters and an embedded signal processor core, making it ideal for measuring and calculating single-phase energy in both 2-wire and 3-wire configurations.
Key Specifications
| Specification | Value |
|---|---|
| Package | 64-Pin LQFP (PM) |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage Range | 2.7 V to 3.6 V |
| Flash Memory | 32KB + 256B |
| RAM | 1KB |
| ADC Converters | Two independent 16-bit sigma-delta A/D converters |
| Timer | 16-Bit Timer_A with three capture/compare registers |
| LCD Driver | Integrated LCD driver for 128 segments |
| Serial Communication Interface | USART, asynchronous UART, or synchronous SPI selectable by software |
| Power Consumption | Active Mode: 400 µA at 1 MHz, 3.0 V; Standby Mode: 1.6 µA; Off Mode (RAM Retention): 0.1 µA |
Key Features
- Low Supply-Voltage Range: 2.7 V to 3.6 V
- Ultra-Low-Power Consumption with five power-saving modes
- Wake-Up From Standby Mode in Less Than 6 µs
- Frequency-Locked Loop, FLL+
- 16-Bit RISC Architecture, 125-ns Instruction Cycle Time
- Embedded Signal Processing for Single-Phase Energy Metering With Integrated Analog Front-End and Temperature Sensor (ESP430CE1B)
- Brownout Detector and Supply Voltage Supervisor/Monitor With Programmable Level Detection
- Serial Onboard Programming, No External Programming Voltage Needed, Programmable Code Protection by Security Fuse
- Bootstrap Loader in Flash Devices
Applications
The MSP430FE4272IPM is primarily used in energy metering applications, including 2-wire and 3-wire single-phase metering. Its ultra-low power consumption and integrated signal processing capabilities make it an ideal choice for portable measurement applications and devices requiring extended battery life.
Q & A
- What is the primary application of the MSP430FE4272IPM?
The primary application is in energy metering, specifically for 2-wire and 3-wire single-phase metering. - What is the supply voltage range of the MSP430FE4272IPM?
The supply voltage range is from 2.7 V to 3.6 V. - How much flash memory does the MSP430FE4272IPM have?
The device has 32KB of flash memory plus an additional 256B. - What is the power consumption in active mode?
In active mode, the power consumption is 400 µA at 1 MHz and 3.0 V. - Does the MSP430FE4272IPM have integrated LCD driver capabilities?
Yes, it has an integrated LCD driver for 128 segments. - What types of serial communication interfaces are supported?
The device supports USART, asynchronous UART, or synchronous SPI selectable by software. - How quickly can the device wake up from standby mode?
The device can wake up from standby mode in less than 6 µs. - Does the MSP430FE4272IPM have any power-saving modes?
Yes, it has five power-saving modes. - What is the operating temperature range of the MSP430FE4272IPM?
The operating temperature range is from -40°C to 85°C. - Does the device support onboard programming?
Yes, it supports serial onboard programming without the need for an external programming voltage.
