DSPIC33EP128MC202-I/SP

Microcontrollers Overview

The dsPIC33EP128MC202-I/SP is a 16-bit digital signal controller from the dsPIC33EPXXXMC20X family. It features 128 KB of program flash memory and 16 KB of data RAM. The device operates at frequencies up to 70 MIPS within the industrial temperature range (-40°C to +85°C) and up to 60 MIPS in extended ranges. It utilizes a modified Harvard architecture with two 40-bit accumulators for high-performance DSP operations.

Microcontrollers Feature Summary

• Integrated motor control peripherals including three PWM pairs, quadrature encoder interface, and peripheral trigger generator
• Advanced analog subsystem featuring configurable ADC, op amps, comparators, and charge time measurement unit
• Flexible communication interfaces supporting UART, SPI, I2C, and ECAN protocols with remappable pin selection

Microcontrollers Applications

• Brushless DC (BLDC), PMSM, ACIM, and SRM motor drives
• Industrial power conversion systems such as DC/DC and AC/DC converters
• Active power factor correction (PFC) circuits
• Lighting control applications

Microcontrollers Procurement Notes

Verify the specific suffix 'I/SP' against official Microchip documentation to confirm package type and temperature grade. Confirm that the MC20x designation aligns with required motor control peripherals. Ensure compatibility with existing design constraints regarding voltage and thermal requirements before finalizing procurement.

Microcontrollers Selection Notes

Select this component when 128 KB of program memory and 16 KB of RAM are sufficient for complex control algorithms. The MC20x series provides dedicated motor control hardware like PTG and QEI. Verify that the 28-pin package meets board space requirements while providing necessary I/O count and analog channels.

Microcontrollers Part Context

This device belongs to the dsPIC33EPXXXMC20X family, optimized for motor control applications. It shares the dsPIC33E core architecture with other members but offers specific peripheral configurations tailored for drive systems. The family supports various packages including SOIC and SPDIP for different manufacturing needs.

Microcontrollers Replacement Considerations

Check for direct cross-references within the dsPIC33EPXXXMC20X family based on memory size and pin count. Verify if GP50x variants offer compatible functionality without the specific motor control enhancements.