DSPIC33FJ128MC202-I/MM

Basic Information Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: High-performance, low-power, 16-bit microcontroller
• Package: 44-pin QFN package
• Essence: Digital Signal Controller (DSC)
• Packaging/Quantity: Tray packaging, quantity varies

Specifications

• Architecture: Modified Harvard architecture
• CPU Speed: Up to 40 MIPS
• Program Memory Size: 128 KB Flash
• RAM Size: 16 KB
• Data EEPROM Size: 1024 bytes
• Operating Voltage Range: 2.5V to 3.6V
• Temperature Range: -40°C to +85°C
• Number of I/O Pins: 35
• Analog-to-Digital Converter (ADC): 10-bit, up to 16 channels
• Digital-to-Analog Converter (DAC): 12-bit, up to 2 channels
• Communication Interfaces: UART, SPI, I2C, CAN, USB

Detailed Pin Configuration

The DSPIC33FJ128MC202-I/MM has a total of 44 pins. The pin configuration is as follows:

1. VDD - Power supply voltage
2. VSS - Ground
3. OSC1/CLKI - Oscillator input/Clock input
4. OSC2/CLKO - Oscillator output/Clock output
5. AN0 - Analog input channel 0
6. AN1 - Analog input channel 1
7. AN2 - Analog input channel 2
8. AN3 - Analog input channel 3
9. AN4 - Analog input channel 4
10. AN5 - Analog input channel 5
11. AN6 - Analog input channel 6
12. AN7 - Analog input channel 7
13. AN8 - Analog input channel 8
14. AN9 - Analog input channel 9
15. AN10 - Analog input channel 10
16. AN11 - Analog input channel 11
17. AVSS - Analog ground
18. AVDD - Analog power supply voltage
19. REFO - Reference output
20. VREF- - Negative reference voltage input
21. VREF+ - Positive reference voltage input
22. CVREF - Comparator reference voltage output
23. C1OUT - Comparator 1 output
24. C2OUT - Comparator 2 output
25. C3OUT - Comparator 3 output
26. C4OUT - Comparator 4 output
27. C5OUT - Comparator 5 output
28. C6OUT - Comparator 6 output
29. C7OUT - Comparator 7 output
30. C8OUT - Comparator 8 output
31. C9OUT - Comparator 9 output
32. C10OUT - Comparator 10 output
33. C11OUT - Comparator 11 output
34. C12OUT - Comparator 12 output
35. C13OUT - Comparator 13 output
36. C14OUT - Comparator 14 output
37. C15OUT - Comparator 15 output
38. C16OUT - Comparator 16 output
39. C17OUT - Comparator 17 output
40. C18OUT - Comparator 18 output
41. C19OUT - Comparator 19 output
42. C20OUT - Comparator 20 output
43. C21OUT - Comparator 21 output
44. C22OUT - Comparator 22 output

Functional Features

• High-performance 16-bit microcontroller with DSP capabilities
• Suitable for real-time control applications
• Integrated peripherals for communication and data acquisition
• Enhanced PWM modules for motor control applications
• Advanced analog features for sensor interfacing
• Flexible clocking options for power optimization
• Multiple communication interfaces for connectivity

Advantages and Disadvantages

Advantages

• High-performance processing capabilities
• Low-power consumption
• Rich set of integrated peripherals
• Extensive analog features
• Flexible clocking options
• Wide operating voltage range

Disadvantages

• Limited program memory size compared to some other microcontrollers
• Relatively higher cost compared to lower-end microcontrollers

Working Principles

The DSPIC33FJ128MC202-I/MM is based on a modified Harvard architecture, combining the benefits of both Harvard and Von Neumann architectures. It features a high-performance CPU with DSP capabilities, allowing efficient execution of complex algorithms. The microcontroller operates at speeds up to 40 MIPS, enabling real-time control applications.

The device incorporates various peripherals such as UART, SPI, I2C, CAN, and USB, providing seamless connectivity options. It also includes an advanced analog-to-digital converter (ADC) and digital-to-analog converter (DAC), facilitating precise data acquisition and control.

The flexible clocking