DSPIC33EP128MU202T-I/SO

Product Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: High performance, low power consumption
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Digital Signal Controller (DSC)
• Packaging/Quantity: Tape and reel, 250 units per reel

Specifications

• Processor Core: dsPIC33E
• CPU Speed: Up to 70 MIPS
• Flash Memory: 128 KB
• RAM: 16 KB
• Operating Voltage Range: 2.5V to 3.6V
• Number of I/O Pins: 28
• Analog-to-Digital Converter (ADC): 10-bit, 16 channels
• Digital-to-Analog Converter (DAC): 12-bit, 4 channels
• Communication Interfaces: UART, SPI, I2C, CAN
• Timers: 4 x 16-bit, 1 x 32-bit
• PWM Channels: 9
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The DSPIC33EP128MU202T-I/SO microcontroller has a total of 28 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/RB0 - Analog input 0 / General-purpose I/O
6. AN1/RB1 - Analog input 1 / General-purpose I/O
7. AN2/RB2 - Analog input 2 / General-purpose I/O
8. AN3/RB3 - Analog input 3 / General-purpose I/O
9. AN4/RB4 - Analog input 4 / General-purpose I/O
10. AN5/RB5 - Analog input 5 / General-purpose I/O
11. AN6/RB6 - Analog input 6 / General-purpose I/O
12. AN7/RB7 - Analog input 7 / General-purpose I/O
13. RB8 - General-purpose I/O
14. RB9 - General-purpose I/O
15. RB10 - General-purpose I/O
16. RB11 - General-purpose I/O
17. RB12 - General-purpose I/O
18. RB13 - General-purpose I/O
19. RB14 - General-purpose I/O
20. RB15 - General-purpose I/O
21. VCAP - External capacitor connection for internal voltage regulator
22. AVDD - Analog power supply voltage
23. AVSS - Analog ground
24. REFO - Reference output
25. MCLR - Master Clear (Reset)
26. PGD - Programming/Data pin
27. PGC - Programming/Clock pin
28. VSS - Ground

Functional Features

• High-performance digital signal processing capabilities
• Low power consumption for energy-efficient applications
• Extensive range of communication interfaces for connectivity
• Ample memory for storing program code and data
• Multiple timers and PWM channels for precise timing and control
• Analog-to-digital and digital-to-analog converters for interfacing with analog sensors and actuators
• Wide operating temperature range for versatile deployment

Advantages and Disadvantages

Advantages: - Powerful processing capabilities suitable for demanding applications - Efficient power management for extended battery life - Versatile communication interfaces for seamless integration with other devices - Abundant memory resources for complex algorithms and data storage - Precise timing and control through multiple timers and PWM channels

Disadvantages: - Limited number of I/O pins may restrict the number of peripherals that can be connected directly - Higher cost compared to simpler microcontrollers with fewer features

Working Principles

The DSPIC33EP128MU202T-I/SO is based on the dsPIC33E core, which combines a high-performance digital signal processor (DSP) with a microcontroller (MCU) architecture. It executes instructions at up to 70 million instructions per second (MIPS) and operates at low power levels.

The microcontroller integrates various peripherals, such as UART, SPI, I2C, and CAN interfaces, allowing seamless communication with other devices. It also features analog-to-digital and digital-to-analog converters for interfacing with analog sensors and actuators.

The DSPIC33EP128MU202T-I/SO utilizes flash memory for program storage and RAM for data storage. It employs timers and PWM channels for precise timing and control of external events. The microcontroller can be programmed using standard programming tools and software development environments.

Detailed Application Field Plans

The DSPIC33EP128MU202T-I/SO microcontroller finds applications in various fields, including:

1. Industrial automation: