Overview
The Texas Instruments MSP430F149IPM is a member of the MSP430 family of ultra-low-power microcontrollers. This device is designed to optimize power consumption, making it ideal for applications requiring extended battery life, particularly in portable measurement devices. The MSP430F149IPM features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that enhance code efficiency. The microcontroller includes a range of peripherals such as a 12-bit analog-to-digital converter (ADC), two USARTs, and various timers, all integrated into a 64-pin LQFP package.
Key Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Texas Instruments |
| Series | MSP430F149 |
| Package Type | LQFP (64 pins) |
| Non-volatile Memory | 60 KB Flash |
| RAM | 2 KB |
| ADC | 12-bit, 8 channels, with internal reference, sample-and-hold, and autoscan feature |
| Timers | 16-bit Timer_A with three capture/compare registers, 16-bit Timer_B with seven capture/compare-with-shadow registers |
| USART | Two USARTs, functions as asynchronous UART or synchronous SPI interface |
| Comparator | On-chip comparator |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Active Power Consumption | 280 µA at 1 MHz, 2.2 V |
| Standby Power Consumption | 1.6 µA |
| Off Mode (RAM Retention) Power Consumption | 0.1 µA |
| Operating Temperature Range | -40°C to 85°C |
| GPIO Pins | 48 |
| Wakeup Time from Standby Mode | Less than 6 µs |
Key Features
- Ultra-low power consumption with five power-saving modes
- 16-bit RISC CPU with 125-ns instruction cycle time
- Digitally controlled oscillator (DCO) for fast wake-up from low-power modes
- 12-bit ADC with internal reference, sample-and-hold, and autoscan feature
- Two 16-bit timers (Timer_A and Timer_B) with capture/compare registers
- On-chip comparator
- Serial onboard programming with no external programming voltage needed, and programmable code protection by security fuse
- Two USARTs functioning as asynchronous UART or synchronous SPI interface
- Hardware multiplier for enhanced performance
- Low supply voltage range of 1.8 V to 3.6 V
- Fast wake-up from standby mode in less than 6 µs
Applications
The MSP430F149IPM is suitable for a variety of applications that require low power consumption and high performance. These include:
- Portable measurement devices
- Battery-powered devices
- Industrial automation and control systems
- Medical devices
- Consumer electronics requiring low power consumption
Q & A
- What is the primary feature of the MSP430F149IPM microcontroller?
The primary feature is its ultra-low power consumption, making it ideal for battery-powered and portable applications.
- What is the memory configuration of the MSP430F149IPM?
The device features 60 KB of flash memory and 2 KB of RAM.
- What types of timers are available on the MSP430F149IPM?
The device includes a 16-bit Timer_A with three capture/compare registers and a 16-bit Timer_B with seven capture/compare-with-shadow registers.
- How many USARTs does the MSP430F149IPM have?
The device has two USARTs that can function as asynchronous UART or synchronous SPI interfaces.
- What is the operating temperature range of the MSP430F149IPM?
The operating temperature range is -40°C to 85°C.
- How many GPIO pins does the MSP430F149IPM have?
The device has 48 GPIO pins.
- What is the wake-up time from standby mode for the MSP430F149IPM?
The wake-up time from standby mode is less than 6 µs.
- Does the MSP430F149IPM support serial onboard programming?
Yes, it supports serial onboard programming without the need for an external programming voltage, and it includes programmable code protection by security fuse.
- What is the power consumption in active mode for the MSP430F149IPM?
The active power consumption is 280 µA at 1 MHz, 2.2 V.
- What is the standby power consumption of the MSP430F149IPM?
The standby power consumption is 1.6 µA.
- Is the MSP430F149IPM RoHS compliant?
Yes, the MSP430F149IPM is RoHS compliant.
