PIC18F2420-E/SO

Product Overview

Category

The PIC18F2420-E/SO 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-based program memory
• Wide operating voltage range
• Low power consumption
• Enhanced peripheral integration

Package

The PIC18F2420-E/SO is available in a small outline (SO) package, which allows for easy integration into compact electronic devices.

Essence

The essence of the PIC18F2420-E/SO lies in its ability to provide efficient and reliable control and processing capabilities in a compact form factor.

Packaging/Quantity

This microcontroller is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Architecture: 8-bit
• Program Memory Size: 16 KB
• RAM Size: 768 bytes
• Operating Voltage Range: 2.0V to 5.5V
• Maximum Speed: 40 MHz
• Number of I/O Pins: 34
• Timers: 3
• Analog-to-Digital Converters (ADC): 10-bit, 13 channels
• Communication Interfaces: USART, SPI, I2C

Detailed Pin Configuration

The PIC18F2420-E/SO has a total of 34 pins, each serving a specific purpose. 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. RB0/INT0 - External interrupt input
19. RB1/INT1 - External interrupt input
20. RB2/INT2 - External interrupt input
21. RB3/INT3 - External interrupt input
22. RB4 - General-purpose I/O pin
23. RB5 - General-purpose I/O pin
24. RB6 - General-purpose I/O pin
25. RB7 - General-purpose I/O pin
26. RB8 - General-purpose I/O pin
27. RB9 - General-purpose I/O pin
28. RB10 - General-purpose I/O pin
29. RB11 - General-purpose I/O pin
30. RB12 - General-purpose I/O pin
31. RB13 - General-purpose I/O pin
32. RB14 - General-purpose I/O pin
33. RB15 - General-purpose I/O pin
34. VSS - Ground

Functional Features

The PIC18F2420-E/SO offers several functional features that enhance its performance and versatility:

• Flash-based program memory allows for easy reprogramming of the microcontroller.
• Enhanced peripheral integration includes timers, ADCs, and communication interfaces, enabling seamless interaction with external devices.
• Low power consumption ensures efficient operation in battery-powered applications.
• Wide operating voltage range provides flexibility in various power supply scenarios.
• High-performance 8-bit architecture enables fast and reliable data processing.

Advantages and Disadvantages

Advantages

• Compact form factor allows for easy integration into space-constrained designs.
• Wide operating voltage range ensures compatibility with different power sources.
• Enhanced peripheral integration simplifies system design and reduces external component count.
• Flash-based program memory enables easy firmware updates and modifications.
• Low power consumption prolongs battery life in portable applications.

Disadvantages

• Limited program memory size may restrict the complexity of applications that can be implemented.
• 8-bit architecture may not be suitable for computationally intensive tasks.
• Limited number of I/O pins may pose limitations in projects requiring extensive interfacing.

Working Principles

The PIC18F2420-E/SO operates based on the principles of microcontroller architecture. It executes instructions stored in its program memory, interacts with peripherals, and processes data according to the program logic. The microcontroller's internal clock generates timing signals, enabling synchronization of operations. Input/output pins facilitate communication with external devices, while timers and ADCs provide additional functionality.

Detailed Application Field Plans

The PIC