DSPIC33EV128GM004-I/PT

Microcontrollers Overview

The dsPIC33EV128GM004-I/PT is a 16-bit Digital Signal Controller from the Microchip Technology dsPIC33EVXXXGM00X family. It features 128 KB of Flash program memory with Error Code Correction (ECC) and 8 KB of SRAM. The device operates on a 4.5V to 5.5V supply voltage and utilizes a 44-pin TQFP package. It supports a maximum clock frequency of 70 MIPS at temperatures ranging from 0°C to +85°C, and up to 60 MIPS across an extended temperature range of -40°C to +125°C.

Microcontrollers Feature Summary

• Includes advanced analog peripherals such as configurable 10-bit or 12-bit ADCs, operational amplifiers, comparators, and a Charge Time Measurement Unit (CTMU).
• Features high-speed PWM modules with up to six outputs, primary master time base inputs, and programmable fault inputs for motor control applications.
• Provides robust communication interfaces including UART, SPI, I2C, and SENT modules designed for automotive data transmission.
• Supports Class B functional safety requirements compliant with IEC 60730 standards through dedicated hardware monitoring and backup clock sources.

Microcontrollers Applications

• Brushless Direct Current (BLDC), Permanent Magnet Synchronous Motor (PMSM), and AC Induction Motor (ACIM) drives.
• Automotive sensor systems utilizing Single-Edge Nibble Transmission (SENT) protocols.
• Power conversion equipment including DC/DC converters, inverters, and Power Factor Correction (PFC) circuits.
• Capacitive touch sensing interfaces enabled by the integrated CTMU module.

Microcontrollers Procurement Notes

Verify that the specific ordering suffix matches the required package type and temperature grade. Confirm that the 'I' designation aligns with the intended industrial operating environment. Ensure compatibility with existing board layouts regarding the 44-pin TQFP footprint and pin assignments before finalizing procurement orders.

Microcontrollers Selection Notes

Select this component when a 5V digital signal controller with integrated safety features and advanced analog capabilities is required. It is suitable for designs needing ECC-protected Flash memory and multiple high-resolution PWM channels. Consider its AEC-Q100 qualification if automotive reliability standards are mandatory for the target application.

Microcontrollers Part Context

This device belongs to the dsPIC33EVXXXGM00X/10X family of 16-bit Digital Signal Controllers. The family shares a common code-efficient architecture and peripheral set, differentiated primarily by memory sizes and pin counts. The GM004 variant specifically offers a balance of processing power and connectivity within a compact 44-pin form factor.

Microcontrollers Replacement Considerations

Direct substitutes within the same family include the dsPIC33EV64GM004-I/PT and dsPIC33EV256GM004-I/PT, provided memory capacity requirements are met. Cross-family replacements require careful verification of pinouts and peripheral availability.