Overview
The Texas Instruments MSP430F148IPAG is a member of the MSP430 family of ultra-low-power microcontrollers (MCUs). This device is designed for low-power consumption and is optimized for extended 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 MSP430F148IPAG includes a range of peripherals such as timers, analog-to-digital converters (ADC), and serial communication interfaces, making it suitable for various embedded applications.
Key Specifications
| Specification | Value |
|---|---|
| Supply Voltage Range | 1.8 V to 3.6 V |
| Active Mode Power Consumption | 280 µA at 1 MHz, 2.2 V |
| Standby Mode Power Consumption | 1.6 µA |
| Off Mode (RAM Retention) Power Consumption | 0.1 µA |
| Instruction Cycle Time | 125 ns |
| Flash Memory | 48 KB + 256 Bytes |
| RAM | 2 KB |
| Analog-to-Digital Converter (ADC) | 12-bit ADC 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 |
| Serial Communication Interface | Two USARTs (USART0, USART1) for asynchronous UART or synchronous SPI interface |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | 64-Pin TQFP (Thin Quad Flat Pack) |
Key Features
- Ultra-low power consumption with five power-saving modes
- 16-bit RISC CPU with 125-ns instruction cycle time
- 12-bit ADC with internal reference, sample-and-hold, and autoscan feature
- 16-bit Timer_A and Timer_B with multiple capture/compare registers
- On-chip comparator and serial onboard programming without external programming voltage
- Programmable code protection by security fuse
- Two USARTs for asynchronous UART or synchronous SPI interface
- Digitally controlled oscillator (DCO) for fast wake-up from low-power modes
- 48 I/O pins for versatile application use
Applications
- Sensor systems for capturing and processing analog signals
- Industrial controls, including ripple counters and digital motor control
- Hand-held meters and portable test and measurement equipment
- Building and home automation applications
- Grid infrastructure and metering applications
- Consumer electronics and health, medical, and fitness applications
Q & A
- What is the operating voltage range of the MSP430F148IPAG?
The operating voltage range is 1.8 V to 3.6 V.
- What is the power consumption in active mode?
The power consumption in active mode is 280 µA at 1 MHz, 2.2 V.
- How many power-saving modes does the MSP430F148IPAG have?
The device has five power-saving modes.
- What type of CPU does the MSP430F148IPAG use?
The device uses a 16-bit RISC CPU.
- What is the resolution of the ADC on the MSP430F148IPAG?
The ADC is a 12-bit ADC with internal reference, sample-and-hold, and autoscan feature.
- How many USARTs are available on the MSP430F148IPAG?
The device has two USARTs (USART0, USART1).
- What is the maximum operating temperature of the MSP430F148IPAG?
The maximum operating temperature is 85°C.
- What is the package type of the MSP430F148IPAG?
The package type is 64-Pin TQFP (Thin Quad Flat Pack).
- What are some typical applications of the MSP430F148IPAG?
Typical applications include sensor systems, industrial controls, hand-held meters, and building and home automation.
- How does the MSP430F148IPAG wake up from low-power modes?
The device can wake up from low-power modes to active mode in less than 6 µs using the digitally controlled oscillator (DCO).
