Overview
The Texas Instruments MSP430F149IPAG 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 MSP430F149IPAG 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 for quick wake-up from low-power modes to active mode in less than 6 µs.
Key Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Texas Instruments |
| Series | MSP430F149 |
| Package Type | TQFP (PAG) |
| Pins | 64 |
| Operating Temperature Range (°C) | -40 to 85 |
| Supply Voltage Range (V) | 1.8 to 3.6 |
| Flash Memory (KB) | 60 + 256 Bytes |
| SRAM (KB) | 2 |
| ADC | 12-bit, 8 channels, internal reference, sample-and-hold, autoscan |
| Timers | 16-bit Timer_A with 3 capture/compare registers, 16-bit Timer_B with 7 capture/compare-with-shadow registers |
| USARTs | 2 (USART0, USART1) |
| SPI | 2 |
| Comparator | On-chip |
| Active Power Consumption (µA/MHz) | 280 at 1 MHz, 2.2 V |
| Standby Power Consumption (µA) | 1.6 |
| Off Mode Power Consumption (µA) | 0.1 |
| Wakeup Time from Standby (µs) | < 6 |
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
- 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
- Serial Communication Interface (USART) functioning as asynchronous UART or synchronous SPI
- Hardware multiplier for enhanced performance
Applications
The MSP430F149IPAG is suitable for a variety of applications that require low power consumption and high performance. These include:
- Portable measurement devices
- Energy harvesting systems
- Wireless sensor networks
- Medical devices
- Industrial automation and control systems
- Battery-powered devices requiring extended battery life
Q & A
- What is the operating temperature range of the MSP430F149IPAG?
The operating temperature range is -40°C to 85°C. - How much flash memory does the MSP430F149IPAG have?
The device has 60 KB of flash memory plus an additional 256 bytes. - What is the power consumption in active mode at 1 MHz and 2.2 V?
The power consumption is 280 µA. - How many USARTs does the MSP430F149IPAG have?
The device has two USARTs (USART0 and USART1). - What is the resolution of the ADC on the MSP430F149IPAG?
The ADC is 12-bit with 8 channels. - Does the MSP430F149IPAG have an on-chip comparator?
Yes, it does. - How quickly can the MSP430F149IPAG wake up from standby mode?
The device can wake up from standby mode in less than 6 µs. - What is the package type of the MSP430F149IPAG?
The package type is TQFP (PAG) with 64 pins. - Is the MSP430F149IPAG RoHS compliant?
Yes, it is RoHS compliant. - What is the maximum supply voltage for the MSP430F149IPAG?
The maximum supply voltage is 3.6 V.
