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DSPIC33CK128MP505-I/PT

MCHPDSPIC33CK128MP505-I/PT

Microchip Technology
dsPIC dsPIC™ 33CK, Functional Safety (FuSa) Microcontroller IC 16-Bit 100MHz 128KB (128K x 8) FLASH 48-TQFP (7x7)
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Overview

The DSPIC33CK128MP505-I/PT is a high-performance 100MHz 16-bit digital signal controller designed for time-critical control applications. It combines the deterministic performance of a DSP with the peripheral set of a microcontroller, featuring dedicated hardware for functional safety and high-speed analog integration. With 128KB of Flash and a specialized core for single-cycle MAC operations, it is optimized for digital power conversion and advanced motor control.

Why Choose This Part

This controller offers 100 MIPS performance with zero-wait-state RAM access and specialized DSP instructions for rapid math execution. It simplifies safety certification through integrated hardware features like Backup Internal Oscillators and Virtual Pins for redundancy monitoring. The flexible Peripheral Pin Select (PPS) and high-speed analog integration reduce external component count in dense PCB layouts.

Applications

Digital Power Conversion
Utilizes high-speed PWMs and integrated analog comparators for AC/DC and DC/DC power supplies.
Brushless DC (BLDC) Motor Control
Leverages the integrated QEI and high-speed 12-bit ADC for precise sensorless or sensored field-oriented control.
Automotive Functional Safety
Implements hardware safety features like MBIST, CRC, and Fail-Safe Clock Monitoring for ISO 26262 compliant systems.
Industrial Sensor Interfacing
Processes complex signals using 19 channels of 12-bit A/D conversion and onboard op-amps.

Key Specifications

Speed 100MHz
RAM Size 16K x 8
Core Size 16-Bit
Peripherals Brown-out Detect/Reset, DMA, Motor Control PWM, POR, PWM, QEI, WDT
Connectivity CANbus, I2C, IrDA, LINbus, SPI, UART/USART
Mounting Type Surface Mount
Number of I/O 39
Core Processor dsPIC
Package / Case 48-TQFP
Data Converters A/D 19x12b; D/A 3x12b
Oscillator Type Internal
Program Memory Size 128KB (128K x 8)
Program Memory Type FLASH
Operating Temperature -40degC ~ 85degC (TA)
Supplier Device Package 48-TQFP (7x7)
Voltage - Supply (Vcc/Vdd) 3V ~ 3.6V

Getting Started

Start development using the MPLAB X IDE and the XC16 compiler. For hardware evaluation, the dsPIC33CK Curiosity Development Board provides an integrated programmer/debugger and MikroBus headers. Implement motor control algorithms quickly by utilizing Microchip's motor control library and the Motor Control Starter Kit.