MSP430FR2633IYQWR

Microcontrollers Overview

The MSP430FR2633IYQWR is a mixed-signal microcontroller from the Texas Instruments MSP430FR263x family, featuring a 16-bit MSP430 CPU core and CapTIvate capacitive touch technology. It integrates FRAM non-volatile memory with up to 28KB of program memory and 4KB of data RAM. The device supports a maximum clock frequency of 16 MHz and includes a 10-bit ADC. It offers multiple I/O lines and operates within a supply voltage range of 1.8V to 3.6V. Packaged in a QFN format, it is designed for low-power applications requiring high-resolution capacitive sensing.

Microcontrollers Feature Summary

• Integrates CapTIvate technology for high-resolution capacitive touch sensing with noise immunity
• Utilizes FRAM for non-volatile storage combining high endurance with fast write speeds
• Supports simultaneous self-capacitance and mutual-capacitance electrode designs
• Features ultra-low power management modes for extended battery life in portable devices

Microcontrollers Applications

• Upper-extremity motor rehabilitation sensor arrays
• Capacitive button and slider interfaces
• Battery-powered edge devices with visual feedback requirements
• Low-power industrial control panels

Microcontrollers Procurement Notes

Verify the specific suffix 'IYQWR' against the official Texas Instruments MSP430FR263x datasheet to confirm package type and temperature grade. Ensure compatibility with CapTIvate design tools for firmware development. Check for end-of-life status or obsolescence notices before finalizing procurement plans.

Microcontrollers Selection Notes

Select this component when high-resolution capacitive touch sensing is required alongside low power consumption. The integrated FRAM eliminates the need for external EEPROM. Consider the available I/O count and ADC resolution relative to sensor requirements. Evaluate the QFN package suitability for the target PCB layout constraints.

Microcontrollers Part Context

This MCU belongs to the MSP430FR263x series, which focuses on capacitive touch sensing mixed-signal applications. It shares architectural similarities with the MSP430FR253x series but offers enhanced features for complex touch interfaces. The series is optimized for applications needing reliable touch detection in noisy environments.

Microcontrollers Replacement Considerations

The MSP430FR2633IDAR is listed as an alias or alternative packaging option for the same functional device. Verify pinout and package dimensions if substituting with other FR263x variants.