Overview
The Texas Instruments MSP430F122IPWR is a member of the MSP430 family of ultralow-power microcontrollers. This device is optimized for extended battery life in portable measurement applications, featuring a powerful 16-bit RISC CPU and various peripherals. The MSP430F122IPWR is particularly suited for applications requiring low power consumption, high performance, and versatile analog and digital capabilities.
Key Specifications
| Parameter | Value |
|---|---|
| Microcontroller Type | 16-bit RISC |
| Flash Memory | 4KB |
| SRAM | 256B |
| Operating Frequency | Up to 8 MHz |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | 28-Pin TSSOP (PW) |
| Power Consumption (Active Mode) | 200 µA at 1 MHz, 2.2 V |
| Power Consumption (Standby Mode) | 0.7 µA |
| Power Consumption (Off Mode with RAM Retention) | 0.1 µA |
| Timer | 16-Bit Timer_A with Three Capture/Compare Registers |
| Comparator | On-Chip Comparator for Analog Signal Compare Function or Slope A/D Conversion |
| Communication Interface | USART0 (Software-Selectable Asynchronous UART or Synchronous SPI) |
Key Features
- Ultralow-Power Consumption with Five Power Saving Modes
- Wake-Up From Standby Mode in Less Than 6 µs
- 16-Bit RISC Architecture with 125 ns Instruction Cycle Time
- Basic Clock Module Configurations Including Internal Resistors, Single External Resistor, 32 kHz Crystal, High Frequency Crystal, and External Clock Source
- On-Chip Comparator for Analog Signal Compare Function or Slope A/D Conversion
- Serial Communication Interface (USART0) Software-Selectable Asynchronous UART or Synchronous SPI
- Serial Onboard Programming, No External Programming Voltage Needed, Programmable Code Protection by Security Fuse
Applications
The MSP430F122IPWR is suitable for various applications, including:
- Sensor systems that capture analog signals, convert them to digital values, and process or transmit the data.
- Stand-alone RF sensor front ends.
- Portable measurement applications requiring extended battery life.
- Systems utilizing resistive sensors with single slope A/D conversion capability.
Q & A
- What is the operating frequency of the MSP430F122IPWR?
The MSP430F122IPWR operates at up to 8 MHz.
- What is the supply voltage range for the MSP430F122IPWR?
The supply voltage range is 1.8 V to 3.6 V.
- What type of CPU does the MSP430F122IPWR use?
The MSP430F122IPWR uses a 16-bit RISC CPU.
- How much flash memory does the MSP430F122IPWR have?
The MSP430F122IPWR has 4KB of flash memory.
- What is the power consumption in active mode at 1 MHz and 2.2 V?
The power consumption in active mode at 1 MHz and 2.2 V is 200 µA.
- Does the MSP430F122IPWR have onboard programming capabilities?
- What communication interfaces are available on the MSP430F122IPWR?
The MSP430F122IPWR features USART0, which can be software-selectable as either an asynchronous UART or a synchronous SPI.
- What is the operating temperature range of the MSP430F122IPWR?
The operating temperature range is -40°C to 85°C.
- What type of package is the MSP430F122IPWR available in?
The MSP430F122IPWR is available in a 28-Pin TSSOP (PW) package.
- Does the MSP430F122IPWR have any power-saving modes?
