Overview
The Texas Instruments MSP430F149IPMR is a member of the MSP430 family of ultra-low-power microcontrollers (MCUs). 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 MSP430F149IPMR includes a range of peripherals such as timers, analog-to-digital converters (ADCs), and serial communication interfaces, making it suitable for various applications including sensor systems, industrial controls, and hand-held meters.
Key Specifications
| Parameter | Value |
|---|---|
| Microcontroller Type | 16-Bit Ultra-Low-Power MCU |
| Flash Memory | 60KB + 256 Bytes |
| SRAM | 2KB |
| ADC Resolution | 12-Bit |
| Timers | 16-Bit Timer_A, 16-Bit Timer_B |
| Serial Communication Interfaces | Two USARTs (USART0, USART1) |
| Operating Voltage Range | 1.8 V to 3.6 V |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | LQFP (64 pins) |
| Package Size | 10 mm x 10 mm |
| Power Consumption (Active Mode) | 280 µA at 1 MHz, 2.2 V |
| Power Consumption (Standby Mode) | 1.6 µA |
| Power Consumption (Off Mode with RAM Retention) | 0.1 µA |
Key Features
- Low Supply Voltage Range: 1.8 V to 3.6 V
- Ultra-Low Power Consumption with five power-saving modes
- 16-Bit RISC Architecture with 125-ns instruction cycle time
- 12-Bit Analog-to-Digital Converter (ADC) with internal reference, sample-and-hold, and autoscan feature
- On-Chip Comparator
- Serial Onboard Programming without external programming voltage, programmable code protection by security fuse
- Serial Communication Interface (USART) functioning as asynchronous UART or synchronous SPI interface
- Hardware Multiplier for enhanced performance
- Wakeup from standby mode in less than 6 µs
Applications
- Sensor Systems
- Industrial Controls
- Hand-Held Meters
- Portable Measurement Applications
Q & A
- What is the flash memory capacity of the MSP430F149IPMR?
60KB + 256 Bytes of flash memory.
- How much SRAM does the MSP430F149IPMR have?
2KB of SRAM.
- What is the resolution of the ADC on the MSP430F149IPMR?
12-Bit ADC.
- What are the operating voltage and temperature ranges for the MSP430F149IPMR?
Operating voltage range: 1.8 V to 3.6 V; Operating temperature range: -40°C to 85°C.
- How many USARTs are available on the MSP430F149IPMR?
Two USARTs (USART0, USART1).
- What is the power consumption in active mode at 1 MHz and 2.2 V?
280 µA.
- What is the power consumption in standby mode?
1.6 µA.
- How quickly can the device wake up from standby mode?
In less than 6 µs.
- What type of package does the MSP430F149IPMR come in?
LQFP (64 pins), 10 mm x 10 mm.
- What are some typical applications for the MSP430F149IPMR?
Sensor systems, industrial controls, hand-held meters, and portable measurement applications.
