Overview
The Texas Instruments MSP430F1232IDW is a member of the MSP430 family of ultralow-power microcontrollers. This device is designed to optimize power consumption, making it ideal for applications requiring extended battery life. The MSP430F1232IDW features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that enhance code efficiency. It also includes a digitally controlled oscillator (DCO) that allows quick wake-up from low-power modes to active mode in less than 6 µs.
Key Specifications
| Parameter | Value |
|---|---|
| Package | SOIC (DW) - 28 pins |
| Operating Temperature Range | -40°C to 85°C |
| Flash Memory | 8 KB |
| SRAM | 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 |
Key Features
- Low Supply Voltage Range: 1.8 V to 3.6 V
- Ultralow-Power Consumption with five power-saving modes
- 16-Bit RISC Architecture with 125 ns instruction cycle time
- Basic Clock Module Configurations: various internal resistors, single external resistor, 32-kHz crystal, high frequency crystal, resonator, and external clock source
- 16-Bit Timer_A with three capture/compare registers
- 10-Bit 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
- Wake-Up From Standby Mode in less than 6 µs
Applications
The MSP430F1232IDW is suitable for various applications requiring low power consumption and high performance. These include:
- Portable measurement applications to achieve extended battery life
- Digital signal processing such as glass breakage detection with signal analysis (including wave digital filter algorithm)
- Stand-alone RF sensors
- Other low-power mixed signal applications where the combination of analog and digital capabilities is essential
Q & A
- What is the package type of the MSP430F1232IDW?
The MSP430F1232IDW comes in a SOIC (DW) package with 28 pins.
- What is the operating temperature range of the MSP430F1232IDW?
The operating temperature range is -40°C to 85°C.
- How much flash memory does the MSP430F1232IDW have?
The device has 8 KB of flash memory.
- What is the power consumption in active mode?
The power consumption in active mode is 200 µA at 1 MHz, 2.2 V.
- Does the MSP430F1232IDW support both UART and SPI communication?
- What is the resolution of the A/D converter on the MSP430F1232IDW?
The A/D converter has a resolution of 10 bits and can operate at up to 200 ksps.
- How quickly can the MSP430F1232IDW wake up from standby mode?
The device can wake up from standby mode in less than 6 µs.
- Does the MSP430F1232IDW have built-in code protection?
- What types of clock configurations are supported by the MSP430F1232IDW?
The device supports various internal resistors, single external resistor, 32-kHz crystal, high frequency crystal, resonator, and external clock source configurations.
- Is the MSP430F1232IDW suitable for battery-powered devices?
