PIC18F4423-E/PT

Product Overview

Category

The PIC18F4423-E/PT belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic applications that require embedded control and processing capabilities.

Characteristics

• High-performance 8-bit architecture
• Flash memory for program storage
• Integrated peripherals for versatile functionality
• Low power consumption
• Wide operating voltage range
• Robust communication interfaces
• Enhanced security features

Package

The PIC18F4423-E/PT is available in a small form factor package, making it suitable for space-constrained designs.

Essence

The essence of this microcontroller lies in its ability to provide efficient and reliable control and processing capabilities for a wide range of electronic applications.

Packaging/Quantity

The PIC18F4423-E/PT is typically packaged in tape and reel format, with a quantity of 250 units per reel.

Specifications

• Microcontroller Family: PIC18F
• Core Architecture: 8-bit
• Program Memory Size: 16 KB
• RAM Size: 768 bytes
• Operating Voltage Range: 2.0V to 5.5V
• Maximum CPU Speed: 40 MHz
• Number of I/O Pins: 36
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converter (ADC) Channels: 10
• Timers/Counters: 4
• PWM Outputs: 4
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PIC18F4423-E/PT microcontroller has a total of 36 pins, which are assigned to various functions such as I/O, power supply, and communication. The pin configuration is as follows:

1. VDD - Power Supply
2. RA0 - General Purpose I/O
3. RA1 - General Purpose I/O
4. RA2 - General Purpose I/O
5. RA3 - General Purpose I/O
6. RA4 - General Purpose I/O
7. RA5 - General Purpose I/O
8. VSS - Ground
9. RB0 - General Purpose I/O
10. RB1 - General Purpose I/O
11. RB2 - General Purpose I/O
12. RB3 - General Purpose I/O
13. RB4 - General Purpose I/O
14. RB5 - General Purpose I/O
15. RB6 - General Purpose I/O
16. RB7 - General Purpose I/O
17. RB8 - General Purpose I/O
18. RB9 - General Purpose I/O
19. RB10 - General Purpose I/O
20. RB11 - General Purpose I/O
21. RB12 - General Purpose I/O
22. RB13 - General Purpose I/O
23. RB14 - General Purpose I/O
24. RB15 - General Purpose I/O
25. VCAP - External Capacitor Connection
26. VUSB - USB Power Supply
27. RC0 - General Purpose I/O
28. RC1 - General Purpose I/O
29. RC2 - General Purpose I/O
30. RC3 - General Purpose I/O
31. RC4 - General Purpose I/O
32. RC5 - General Purpose I/O
33. RC6 - General Purpose I/O
34. RC7 - General Purpose I/O
35. OSC1 - Oscillator Input
36. OSC2 - Oscillator Output

Functional Features

The PIC18F4423-E/PT microcontroller offers a range of functional features that enhance its versatility and performance. Some notable features include:

• Flash memory for program storage, allowing for easy firmware updates
• Integrated peripherals such as UART, SPI, and I2C for seamless communication with other devices
• Analog-to-Digital Converter (ADC) channels for precise analog signal measurement
• Timers/Counters for accurate timing and event counting
• Pulse Width Modulation (PWM) outputs for generating variable-width pulses
• Enhanced security features to protect sensitive data and code

Advantages and Disadvantages

Advantages

• High-performance architecture enables efficient processing of complex tasks
• Low power consumption extends battery life in portable applications
• Wide operating voltage range allows for compatibility with various power sources
• Robust communication interfaces facilitate seamless integration with external devices
• Enhanced security features provide protection against unauthorized access

Disadvantages

• Limited program memory size may restrict the complexity of applications
• Relatively small RAM size may limit the amount of data that can be processed simultaneously
• Lack of built-in hardware encryption may require additional measures for secure communication

Working Principles

The PIC18F4423-E/PT microcontroller operates based on the principles of digital logic and embedded control. It executes instructions stored in its program memory to