Overview
The Texas Instruments MSP430F1232IPW is a member of the MSP430 family of ultralow-power microcontrollers. This device is designed to optimize power consumption and extend battery life in portable measurement applications. It features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that enhance code efficiency. The MSP430F1232IPW is part of the MSP430x12x2 series, which includes various peripherals such as a 16-bit timer, a 10-bit A/D converter, and serial communication interfaces. The device is available in a 28-pin TSSOP package and supports multiple clock module configurations and power-saving modes.
Key Specifications
| Parameter | Specification |
|---|---|
| Microcontroller Type | 16-bit RISC |
| Flash Memory | 8 KB |
| RAM | 256 B |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Active Mode Power Consumption | 200 µA at 1 MHz, 2.2 V |
| Standby Mode Power Consumption | 0.7 µA |
| Off Mode (RAM Retention) Power Consumption | 0.1 µA |
| Instruction Cycle Time | 125 ns |
| Timer | 16-Bit Timer_A with three capture/compare registers |
| A/D Converter | 10-bit, 200-ksps with internal reference, sample-and-hold, autoscan, and data transfer controller |
| Serial Communication Interface | USART with software-selectable asynchronous UART or synchronous SPI |
| Package Type | 28-pin TSSOP |
| Operating Temperature Range | -40°C to 85°C |
Key Features
- Ultralow-power consumption with five power-saving modes
- Wake-up from standby mode in less than 6 µs
- 16-bit RISC architecture with 125 ns instruction cycle time
- Basic clock module configurations including various internal resistors, single external resistor, 32-kHz crystal, high frequency crystal, resonator, and external clock source
- 10-bit, 200-ksps A/D converter with internal reference, sample-and-hold, autoscan, and data transfer controller
- Serial communication interface (USART) with software-selectable asynchronous UART or synchronous SPI
- Serial onboard programming, no external programming voltage needed, programmable code protection by security fuse
- Supply voltage brownout protection
Applications
The MSP430F1232IPW is suitable for various applications requiring low power consumption and high performance. These include:
- Portable measurement applications
- Digital signal processing such as glass breakage detection with signal analysis (including wave digital filter algorithm)
- Stand-alone RF sensors
- Other battery-powered devices where extended battery life is critical
Q & A
- What is the primary feature of the MSP430F1232IPW microcontroller?
The primary feature is its ultralow-power consumption, which is optimized for extended battery life in portable measurement applications.
- What is the flash memory and RAM capacity of the MSP430F1232IPW?
The device has 8 KB of flash memory and 256 B of RAM.
- What is the supply voltage range for the MSP430F1232IPW?
The supply voltage range is from 1.8 V to 3.6 V.
- How much power does the MSP430F1232IPW consume in active mode?
In active mode, it consumes 200 µA at 1 MHz, 2.2 V.
- What types of serial communication interfaces are supported by the MSP430F1232IPW?
The device supports software-selectable asynchronous UART or synchronous SPI.
- What is the operating temperature range for the MSP430F1232IPW?
The operating temperature range is from -40°C to 85°C.
- Does the MSP430F1232IPW support onboard programming?
Yes, it supports serial onboard programming without the need for an external programming voltage.
- What kind of protection does the MSP430F1232IPW have against supply voltage brownout?
The device has built-in supply voltage brownout protection.
- How quickly can the MSP430F1232IPW wake up from standby mode?
The device can wake up from standby mode in less than 6 µs.
- What are some typical applications for the MSP430F1232IPW?
Typical applications include portable measurement devices, digital signal processing, stand-alone RF sensors, and other battery-powered devices.
