PIC18F23K20T-I/MV

Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics:
  • High-performance RISC CPU
  • Flash program memory
  • EEPROM data memory
  • Analog-to-Digital Converter (ADC)
  • Timers and PWM modules
  • Communication interfaces (UART, SPI, I2C)
• Package: 28-pin QFN
• Essence: A versatile microcontroller for various control applications
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• CPU: 8-bit PIC
• Program Memory: 32 KB Flash
• Data Memory: 256 bytes EEPROM, 1.5 KB RAM
• ADC Resolution: 10-bit
• Number of Pins: 28
• Operating Voltage: 2.3V to 5.5V
• Maximum Speed: 64 MHz
• Communication Interfaces: UART, SPI, I2C
• Timers: 3 x 8-bit, 1 x 16-bit
• PWM Modules: 2
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The PIC18F23K20T-I/MV microcontroller has a total of 28 pins. The pin configuration is as follows:

1. VDD - Power supply voltage
2. RA0 - General-purpose I/O pin
3. RA1 - General-purpose I/O pin
4. RA2 - General-purpose I/O pin
5. RA3 - General-purpose I/O pin
6. RA4 - General-purpose I/O pin
7. RA5 - General-purpose I/O pin
8. MCLR - Master Clear input
9. VSS - Ground
10. OSC1/CLKIN - Oscillator input
11. OSC2/CLKOUT - Oscillator output
12. RC0 - General-purpose I/O pin
13. RC1 - General-purpose I/O pin
14. RC2 - General-purpose I/O pin
15. RC3 - General-purpose I/O pin
16. RC4 - General-purpose I/O pin
17. RC5 - General-purpose I/O pin
18. VDD - Power supply voltage
19. RB0 - General-purpose I/O pin
20. RB1 - General-purpose I/O pin
21. RB2 - General-purpose I/O pin
22. RB3 - General-purpose I/O pin
23. RB4 - General-purpose I/O pin
24. RB5 - General-purpose I/O pin
25. RB6 - General-purpose I/O pin
26. RB7 - General-purpose I/O pin
27. VSS - Ground
28. VDD - Power supply voltage

Functional Features

The PIC18F23K20T-I/MV microcontroller offers several functional features, including:

• High-performance RISC CPU for efficient execution of instructions
• Flash program memory for storing the application code
• EEPROM data memory for non-volatile storage of data
• Analog-to-Digital Converter (ADC) for converting analog signals to digital values
• Timers and PWM modules for precise timing and control applications
• Communication interfaces such as UART, SPI, and I2C for data exchange with other devices

Advantages and Disadvantages

Advantages: - Versatile microcontroller suitable for various control applications - High-performance CPU for efficient execution of instructions - Ample program and data memory for storing code and data - Integrated ADC for analog signal processing - Multiple communication interfaces for easy integration with other devices

Disadvantages: - Limited number of pins may restrict the number of peripherals that can be connected simultaneously - Relatively small package size may limit the complexity of the designs that can be implemented

Working Principles

The PIC18F23K20T-I/MV microcontroller operates based on the principles of a RISC (Reduced Instruction Set Computer) architecture. It executes instructions stored in its Flash program memory to perform various tasks. The CPU fetches instructions, decodes them, and executes them sequentially. The microcontroller interacts with external devices through its I/O pins and communication interfaces.

Application Field Plans

The PIC18F23K20T-I/MV microcontroller finds applications in various fields, including:

1. Industrial automation: Control systems for machinery and equipment
2. Home automation: Smart home devices and appliances
3. Automotive electronics: Engine control units, dashboard displays
4. Medical devices: Patient monitoring systems, diagnostic equipment
5. Consumer electronics: Remote controls, gaming consoles

Alternative Models

If the PIC18F23K20T-I/MV microcontroller does not meet specific requirements, alternative models with similar features include:

1. PIC18F24K20-I/MV
2. PIC18F25K20-I