Overview
The Texas Instruments MSP430F427AIPMR is a member of the MSP430 family of ultra-low power microcontrollers. This device is optimized for extended battery life in portable measurement applications, featuring a powerful 16-bit RISC CPU, 16-bit registers, and constant generators for maximum code efficiency. The MSP430F427AIPMR 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 is particularly suited for high-resolution applications such as handheld metering equipment, weigh scales, and energy meters.
Key Specifications
| Parameter | Value |
|---|---|
| Package | LQFP (PM), 64 pins |
| Operating Temperature Range | -40°C to 85°C |
| Flash Memory | 32KB + 256B |
| RAM | 1KB |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Active Mode Power Consumption | 400 µA at 1 MHz, 3.0 V |
| Standby Mode Power Consumption | 1.6 µA |
| Off Mode (RAM Retention) Power Consumption | 0.1 µA |
| Instruction Cycle Time | 125 ns |
| A/D Converters | Three independent 16-bit sigma-delta A/D converters with differential PGA inputs |
| 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 |
Key Features
- 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 with 125-ns instruction cycle time
- Three independent 16-bit sigma-delta A/D converters with differential PGA inputs
- 16-Bit Timer_A with three capture/compare registers
- Integrated LCD driver for 128 segments
- Serial Communication Interface (USART), asynchronous UART, or synchronous SPI selectable by software
- 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 MSP430F427AIPMR is typically used in high-resolution applications such as:
- Handheld metering equipment
- Weigh scales
- Energy meters
Q & A
- What is the package type and pin count of the MSP430F427AIPMR?
The MSP430F427AIPMR comes in a 64-pin LQFP (PM) package.
- What is the operating temperature range of the MSP430F427AIPMR?
The operating temperature range is -40°C to 85°C.
- How much flash memory and RAM does the MSP430F427AIPMR have?
The device has 32KB + 256B of flash memory and 1KB of RAM.
- What is the supply voltage range for the MSP430F427AIPMR?
The supply voltage range is 1.8 V to 3.6 V.
- What are the power consumption levels in different modes?
Active Mode: 400 µA at 1 MHz, 3.0 V; Standby Mode: 1.6 µA; Off Mode (RAM Retention): 0.1 µA.
- How quickly can the device wake up from standby mode?
The device can wake up from standby mode in less than 6 µs.
- What type of A/D converters does the MSP430F427AIPMR have?
The device has three independent 16-bit sigma-delta A/D converters with differential PGA inputs.
- What serial communication interfaces are available on the MSP430F427AIPMR?
The device supports USART, asynchronous UART, or synchronous SPI selectable by software.
- Does the MSP430F427AIPMR have onboard programming capabilities?
Yes, it supports serial onboard programming without the need for an external programming voltage, and it has programmable code protection by security fuse.
- What are some typical applications for the MSP430F427AIPMR?
Typical applications include handheld metering equipment, weigh scales, and energy meters.
