Overview
The Texas Instruments MSP430F1122IPWR is a member of the MSP430 family of ultralow-power microcontrollers. This device is designed to optimize power consumption, making it ideal for battery-powered and portable applications. The MSP430F1122IPWR features a 16-bit RISC CPU, 4KB of flash memory, and 256 bytes of RAM. It operates within a low supply voltage range of 1.8V to 3.6V and includes various peripherals such as a 10-bit A/D converter, a 16-bit timer, and serial communication interfaces.
Key Specifications
| Parameter | Value |
|---|---|
| Microcontroller Type | 16-bit RISC |
| Flash Memory | 4KB |
| RAM | 256B |
| Supply Voltage Range | 1.8V to 3.6V |
| Operating Frequency | Up to 8 MHz |
| A/D Converter | 10-bit, 200 ksps |
| Timer | 16-bit Timer_A with three capture/compare registers |
| Communication Interfaces | USART0 (UART and SPI modes) |
| Power Consumption | Active Mode: 200 µA at 1 MHz, 2.2V; Standby Mode: 0.7 µA; Off Mode: 0.1 µA |
| Package Type | 20-Pin TSSOP |
| Operating Temperature Range | -40°C to 85°C |
Key Features
- Ultralow-power consumption with five power-saving modes.
- Wake-up from standby mode in less than 6 µs.
- 16-bit RISC CPU with 125 ns instruction cycle time.
- 10-bit A/D converter with internal reference, sample-and-hold, autoscan, and data transfer controller.
- Serial communication interface (USART0) with software-selectable asynchronous UART or synchronous SPI.
- Serial onboard programming without external programming voltage.
- Programmable code protection by security fuse.
- Supply voltage brownout protection.
Applications
The MSP430F1122IPWR is suitable for a variety of applications, including portable measurement devices, stand-alone RF sensors, and systems requiring low power consumption and high performance. It is particularly useful in battery-powered devices where extended battery life is crucial. Other applications include glass breakage detection with signal analysis and various industrial automation tasks.
Q & A
- What is the MSP430F1122IPWR?
The MSP430F1122IPWR is a 16-bit ultralow-power microcontroller from Texas Instruments.
- What is the flash memory and RAM capacity of the MSP430F1122IPWR?
The device has 4KB of flash memory and 256 bytes of RAM.
- What is the operating voltage range of the MSP430F1122IPWR?
The device operates within a supply voltage range of 1.8V to 3.6V.
- What types of communication interfaces does the MSP430F1122IPWR support?
The device supports USART0 with software-selectable asynchronous UART or synchronous SPI modes.
- How does the MSP430F1122IPWR manage power consumption?
The device features five power-saving modes and can wake up from standby mode in less than 6 µs.
- What is the maximum operating frequency of the MSP430F1122IPWR?
The device can operate up to 8 MHz.
- Does the MSP430F1122IPWR have onboard programming capabilities?
Yes, it supports serial onboard programming without the need for an external programming voltage.
- What type of A/D converter does the MSP430F1122IPWR have?
The device includes a 10-bit A/D converter with internal reference, sample-and-hold, autoscan, and data transfer controller.
- What are some common applications of the MSP430F1122IPWR?
Common applications include portable measurement devices, stand-alone RF sensors, and systems requiring low power consumption and high performance.
- What is the package type of the MSP430F1122IPWR?
The device is available in a 20-Pin TSSOP package.
