MSP430AFE222IPWR

Microcontrollers Overview

The MSP430AFE222IPWR is a 16-bit microcontroller from the Texas Instruments MSP430AFE2xx series, designed for ultra-low-power applications. It features an MSP430 CPU core with 8 kB of Flash program memory and 512 B of SRAM data RAM. The device operates within a supply voltage range of 1.8 V to 3.6 V and supports a maximum clock frequency of 12 MHz. It includes dual 24-bit analog-to-digital converters (ADCs) and provides 11 general-purpose I/O pins. Communication interfaces include SPI and USART. The component is housed in a 24-TSSOP package and is rated for an operating temperature range of -40°C to +85°C.

Microcontrollers Feature Summary

• Integrates dual 24-bit ADCs for high-precision analog signal acquisition suitable for sensor interfacing.
• Optimized for ultra-low-power consumption with multiple low-power modes to extend battery life in portable devices.
• Features a 16-bit RISC architecture with a fast wake-up time from low-power modes to active operation.

Microcontrollers Applications

• Portable medical instrumentation requiring precise analog measurements
• Industrial process control systems with sensor inputs
• Battery-powered monitoring devices

Microcontrollers Procurement Notes

Verify the specific suffix IPWR corresponds to the 24-TSSOP tape-and-reel packaging configuration. Confirm the manufacturer part number matches the MSP430AFE2xx family specifications regarding the 12 MHz clock speed and dual 24-bit ADC capabilities. Ensure compatibility with the required operating temperature range of -40°C to +85°C for the intended application environment.

Microcontrollers Selection Notes

Select this component when high-resolution analog input is required alongside low power consumption. The dual 24-bit ADCs distinguish it from standard MSP430F series devices which typically offer lower resolution or single ADC channels. Consider the 24-TSSOP package size and 11 available I/O pins against board space constraints. Verify that the 1.8 V to 3.6 V supply voltage range aligns with the system power design.

Microcontrollers Part Context

This microcontroller belongs to the MSP430AFE2xx series, which is specialized for analog front-end applications. Unlike the general-purpose MSP430F2xx series, the AFE variant emphasizes precision analog conversion capabilities through its dual 24-bit ADCs. It shares the same core architecture and low-power characteristics but targets applications demanding higher accuracy in signal conditioning and measurement tasks.

Microcontrollers Replacement Considerations

MSP430AFE232IPWR: Offers identical core specifications including dual 24-bit ADCs and 8 kB Flash, differing primarily in pinout or minor peripheral configurations. MSP430AFE252IPWR: Provides increased Flash memory capacity while maintaining similar analog performance characteristics.