PIC18C442-I/P

Product Overview

Category

The PIC18C442-I/P 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
• Enhanced peripheral integration
• Low power consumption

Package

The PIC18C442-I/P is available in a 40-pin PDIP (Plastic Dual In-line Package) package.

Essence

The essence of the PIC18C442-I/P lies in its ability to provide efficient and reliable control and processing capabilities for a wide range of electronic devices and systems.

Packaging/Quantity

The PIC18C442-I/P is typically packaged in reels or tubes, with a quantity of 25 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: 33
• Timers: 3
• Analog-to-Digital Converters: 8 channels, 10-bit resolution
• Communication Interfaces: USART, SPI, I2C

Detailed Pin Configuration

The PIC18C442-I/P has a total of 40 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. VSS - Ground
9. OSC1/CLKIN - Oscillator input
10. OSC2/CLKOUT - Oscillator output
11. RC0 - General-purpose I/O pin
12. RC1 - General-purpose I/O pin
13. RC2 - General-purpose I/O pin
14. RC3 - General-purpose I/O pin
15. RC4 - General-purpose I/O pin
16. RC5 - General-purpose I/O pin
17. RB0 - General-purpose I/O pin
18. RB1 - General-purpose I/O pin
19. RB2 - General-purpose I/O pin
20. RB3 - General-purpose I/O pin
21. RB4 - General-purpose I/O pin
22. RB5 - General-purpose I/O pin
23. RB6 - General-purpose I/O pin
24. RB7 - General-purpose I/O pin
25. RB8 - General-purpose I/O pin
26. RB9 - General-purpose I/O pin
27. RB10 - General-purpose I/O pin
28. RB11 - General-purpose I/O pin
29. RB12 - General-purpose I/O pin
30. RB13 - General-purpose I/O pin
31. RB14 - General-purpose I/O pin
32. RB15 - General-purpose I/O pin
33. VCAP - Capacitor connection for internal voltage regulator
34. VDD - Power supply voltage
35. VSS - Ground
36. RD0 - General-purpose I/O pin
37. RD1 - General-purpose I/O pin
38. RD2 - General-purpose I/O pin
39. RD3 - General-purpose I/O pin
40. RD4 - General-purpose I/O pin

Functional Features

The PIC18C442-I/P offers a range of functional features that enhance its performance and versatility. Some of the key features include:

• Flash-based program memory for easy reprogramming
• Enhanced peripheral integration, including timers and analog-to-digital converters
• Multiple communication interfaces for seamless connectivity
• Low power consumption for energy-efficient operation
• Wide operating voltage range for compatibility with various power sources

Advantages and Disadvantages

Advantages

• High-performance 8-bit architecture enables efficient processing
• Flash-based program memory allows for easy updates and modifications
• Enhanced peripheral integration simplifies system design
• Low power consumption prolongs battery life in portable applications

Disadvantages

• Limited program memory size compared to higher-end microcontrollers
• Limited RAM size may restrict the complexity of applications
• Lack of advanced features found in 16 or 32-bit microcontrollers

Working Principles

The PIC18C442-I/P operates based on the principles of a typical microcontroller. It executes instructions stored in its program memory, interacts with external devices through its I/O pins, and utilizes its integrated peripherals to perform various tasks. The microcontroller's internal clock generates timing signals, ensuring precise execution of instructions.

Detailed Application Field Plans