Overview
The Texas Instruments MSP430F148IRTDT is a member of the MSP430 family of ultra-low-power microcontrollers (MCUs). This device is designed to optimize power consumption, making it ideal for applications requiring extended battery life, particularly in portable measurement devices. The MSP430F148 features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that enhance code efficiency. The microcontroller also includes a digitally controlled oscillator (DCO) that allows for rapid wake-up from low-power modes to active mode in less than 6 µs.
Key Specifications
| Specification | Value |
|---|---|
| Package | 64-VQFNP (RTD) |
| Pins | 64 |
| Operating Temperature Range (°C) | -40 to 85 |
| Core Processor | MSP430 |
| Core Size | 16-Bit |
| Speed | 8 MHz |
| Connectivity | SPI, UART/USART |
| Program Memory Size | 48 KB (48K x 8 + 256B) |
| Program Memory Type | FLASH |
| RAM Size | 2 KB x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8 V ~ 3.6 V |
| Data Converters | A/D 8x12b |
| Oscillator Type | Internal |
| Number of I/O | 48 |
Key Features
- Low Supply Voltage Range: 1.8 V to 3.6 V
- Ultra-Low Power Consumption: Active Mode - 280 µA at 1 MHz, 2.2 V; Standby Mode - 1.6 µA; Off Mode (RAM Retention) - 0.1 µA
- Five Power-Saving Modes
- Wakeup From Standby Mode in Less Than 6 µs
- 16-Bit RISC Architecture, 125-ns Instruction Cycle Time
- 12-Bit Analog-to-Digital Converter (ADC) With Internal Reference, Sample-and-Hold, and Autoscan Feature
- 16-Bit Timer_B With Seven Capture/Compare-With-Shadow Registers
- 16-Bit Timer_A With Three Capture/Compare Registers
- On-Chip Comparator
- Serial Onboard Programming, No External Programming Voltage Needed, Programmable Code Protection by Security Fuse
- Serial Communication Interface (USART), Functions as Asynchronous UART or Synchronous SPI Interface
- Two USARTs (USART0, USART1) On MSP430F14x and MSP430F14x1 Devices
Applications
The MSP430F148 is suitable for a variety of applications that require low power consumption and high performance. These include:
- Portable Measurement Devices
- Energy Harvesting Applications
- Wireless Sensor Networks
- Medical Devices
- Industrial Automation and Control Systems
- Consumer Electronics Requiring Low Power Consumption
Q & A
- Q: What is the operating temperature range of the MSP430F148?
A: The operating temperature range is -40°C to 85°C. - Q: How much flash memory does the MSP430F148 have?
A: The MSP430F148 has 48 KB of flash memory. - Q: What is the power consumption in active mode at 1 MHz and 2.2 V?
A: The power consumption in active mode is 280 µA at 1 MHz and 2.2 V. - Q: Does the MSP430F148 support serial communication interfaces?
A: Yes, it supports serial communication interfaces such as SPI and UART/USART. - Q: How many I/O pins does the MSP430F148 have?
A: The MSP430F148 has 48 I/O pins. - Q: What is the voltage supply range for the MSP430F148?
A: The voltage supply range is 1.8 V to 3.6 V. - Q: Does the MSP430F148 have an on-chip comparator?
A: Yes, it has an on-chip comparator. - Q: How many timers does the MSP430F148 have?
A: It has two 16-bit timers: Timer_A and Timer_B. - Q: What is the resolution of the analog-to-digital converter (ADC) on the MSP430F148?
A: The ADC has a 12-bit resolution. - Q: Can the MSP430F148 wake up from standby mode quickly?
A: Yes, it can wake up from standby mode in less than 6 µs.
