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Real-Time Control with Precision and Performance​

Embedded system developers seek a solution that delivers top-notch performance, precise real-time control and a versatile suite of development tools to enhance and streamline their development endeavors. Our dsPIC33A DSCs are meticulously crafted to cater to these demands and enable you to achieve the following key design objectives:

dsPIC33A DSC Key Design Objectives


Enhanced Energy Efficiency for Sustained Performance

The real-time performance dsPIC33A DSCs enable implementing complex algorithms that enhance energy efficiency for optimal power utilization in your design for sustained performance

Cost Savings With High Peripheral Integration

To optimize costs and minimize board space, the dsPIC33A DSCs integrate an expansive array of advanced analog and digital peripherals

Efficient Execution of Multiple Functions

By enabling the execution of multiple functions in a single microcontroller (MCU) through low-latency responsiveness, accelerated mathematical operations and real-time control capabilities, the dsPIC33A DSCs provide a unified and high-integration platform operation and help tackle the increasing software complexity

Increased Focus on Safety and Security

dsPIC33A DSCs incorporate advanced hardware safety and security features and a comprehensive ecosystem to provide your target level of protection and reliability.

Find Your dsPIC33A Digital Signal Controller


dsPIC33A Family Highlights


dsPIC Family Block Diagram

High Performance


The dsPIC33A family of DSCs with low latency responsiveness is designed for high-performance and real-time precision control applications. These DSCs combine the advantages of MCUs with the signal processing capabilities of Digital Signal Processors (DSPs), making them suitable for a wide variety of applications that require quick control loop computations using multiple sensor inputs.

  • High Performance: 32-bit CPU, 200 MHz operation with a DSP engine with 72-bit accumulators​
  • DP-FPU​: Accelerated math operation and simplifying model-based design development with Double-Precision Floating Point Unit (DP-FPU)​
  • Enhanced Pipelining​: Speculative instruction fetching and branch prediction reducing latency​
  • High-Speed Analog Peripherals: Up to 40 Msps, 12-bit Analog-to-Digital Converters (ADCs); 100 MHz Gain Bandwidth (GBW) op amps and 5 ns high-speed comparators with 1 Msps, 12-bit Digital-to-Analog Converters (DACs) with slope compensation for precision sensing and signal conditioning
  • Advanced Peripherals​: Application-specific inter-coupled peripherals with many core-independent capabilities for motor control, digital power, advanced sensing and general high-performance applications

Functional Safety


Our dsPIC33A DSCs offer a range of integrated hardware safety features that help you develop safety-critical applications to meet the ISO 26262 (ASIL B), IEC 61508 (SIL 2) and IEC 60730 (Class B) functional safety requirements.

  • Hardware safety features include ECC Flash, ECC RAM with MBIST, IO pin integrity monitors, clock monitoring with backup oscillator, Deadman Timer (DMT), Cyclic Redundancy Check (CRC), Watchdog Timer (WDT) and more
  • Failure Modes, Effects and Diagnostic Analysis (FMEDA) reports, safety manuals and diagnostic software libraries developed following the TÜV-Rheinland-certified functional safety management system*
  • TÜV SUD-certified MPLAB® XC Compiler and a complete and fully qualified development environment*

*For more information on the dsPIC33A Functional Safety program, contact your local Microchip Sales Office.

Embedded Security


Our dsPIC33A Digital Signal Controllers (DSCs) come with advanced security features, including device locking and configurable Flash protection regions for Immutable Root of Trust (IRT) and access control. These features allow you to implement scalable protection measures in your embedded applications as your security needs evolve.

The hardware security features enable realizing secure use cases such as:

  • Secure boot and secure firmware update
  • Secure debug and disable entry into debug
  • Immutable Root of Trust (IRT)
  • Code protection
  • ICSP program/erase disable to configure the entire Flash as One-Time Programmable (OTP) memory
  • Firmware IP protection
  • Flash write protection

For more information, refer the device data sheet of your preferred dsPIC33A DSCs.

Featured Hardware Tools 


dsPIC33A Curiosity Platform Development Board

Curiosity Platform Development Board

Part Number: EV74H48A

This full-featured development and demonstration board enables you to explore the capabilities of the dsPIC33A DSC family. The board operation requires the insertion of a 120-pin general-purpose Dual In-Line Module (DIM) that includes a dsPIC33A DSC.

MCS MCLV-48V-300W Inverter Board

MCS MCLV-48V-300W Inverter Board

Part Number: EV18H47

This inverter board enables rapid prototyping of motor control designs using interchangeable DIMs.  It is targeted to drive a 12V–48V low-voltage three-phase Permanent Magnet Synchronous Motor (PMSM) or Brushless DC (BLDC) motor with up to 25A RMS continuous per phase at 25°C.

Digital Power Development Board

Digital Power Development Board

Part Number: DM330029

This board provides the user a flexible measurement platform for compatible Digital Power Plug-In Modules (DP PIMs) for our dsPIC33.

FreeRTOS™ Support for the dsPIC33A DSCs

dsPIC33A DSCs support FreeRTOS v10.5 to provide robust real-time operating system capabilities. Use the pre-configured demo applications and comprehensive documentation to quickly get started with your FreeRTOS-based application development and prototyping using the dsPIC33A Curiosity Platform Development Board.

Key Features

  • Seamless integration with MPLAB® X IDE and MPLAB XC-DSC C compiler
  • Real-time task management and scheduling

DSP Library Support for dsPIC33A DSCs

The DSP Library for dsPIC33A DSCs is a comprehensive suite of Digital Signal Processing (DSP) functions designed to facilitate the development of high-performance signal processing applications. By utilizing pre-built functions, you can substantially decrease your development time while improving the efficiency and precision of your signal processing tasks.

Key Features

  • High-performance DSP capabilities optimized for real-time control
  • Optimized for real-time responsiveness by taking advantage of the dsPIC33A architecture and DSP ISA support for mathematical and signal processing functions—IIR, FIR, FFT, Matrix, Vector and PID

Data EEPROM Emulation Library for dsPIC33A DSCs

The Data EEPROM Emulation (DEE) library offers a cost-effective alternative for storing nonvolatile information in the Flash program memory, which requires high endurance.

Key Features

  • Enhanced endurance
    • Improves endurance by up to 500 times compared to standard Flash memory
  • Cost effective
    • Eliminates the need for external EEPROM devices, which reduces cost and saves pin resources
  • Easy integration
    • Provides an interface like an internal data EEPROM to simplify implementation

Ecosystem


Design Resources


Title
dsPIC33CK to dsPIC33AK Migration and Performance Enhancement Guide Download
dsPIC33AK128MC106 Family Data Sheet Download
dsPIC33A/PIC32A Programmer's Reference Manual Download
dsPIC33AK128MC106 Family Flash Programming Specification Download
dsPIC33AK128MC106 Family Silicon Errata and Data Sheet Clarification Download
Achieving a Higher ADC Resolution Using Oversampling on dsPIC33A devices Download
dsPIC33AK128MC106 Family Product Brief Download
dsPIC33 DSC Product Selection Guide Download