| Part Number | DSPIC33CK128MP503T-I/M5 | DSPIC33CK128MP203T-I/M5 | 
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | 
| Category | Embedded - Microcontrollers | Embedded - Microcontrollers | 
|   |   | |
| Product Status | Active | Active | 
| Core Processor | dsPIC | dsPIC | 
| Core Size | 16-Bit | 16-Bit | 
| Speed | 100MHz | 100MHz | 
| Connectivity | CANbus, I²C, IrDA, LINbus, SPI, UART/USART | I²C, IrDA, LINbus, SPI, UART/USART | 
| Peripherals | Brown-out Detect/Reset, DMA, Motor Control PWM, POR, PWM, QEI, WDT | Brown-out Detect/Reset, DMA, Motor Control PWM, POR, PWM, QEI, WDT | 
| Number of I/O | 29 | 29 | 
| Program Memory Size | 128KB (128K x 8) | 128KB (128K x 8) | 
| Program Memory Type | Flash | Flash | 
| EEPROM Size | - | - | 
| RAM Size | 16K x 8 | 16K x 8 | 
| Voltage - Supply (Vcc/Vdd) | 3V ~ 3.6V | 3V ~ 3.6V | 
| Data Converters | A/D 16x12b; D/A 3x12b | A/D 16x12b; D/A 3x12b | 
| Oscillator Type | Internal | Internal | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 36-UFQFN Exposed Pad | 36-UFQFN Exposed Pad | 
| Supplier Device Package | 36-UQFN (5x5) | 36-UQFN (5x5) |