PIC18F258-I/SO

Product Overview

Category

The PIC18F258-I/SO belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and embedded systems for controlling and processing data.

Characteristics

• High-performance 8-bit architecture
• Flash-based program memory
• Wide operating voltage range
• Low power consumption
• Enhanced peripheral integration

Package

The PIC18F258-I/SO is available in a small outline (SO) package, which allows for easy integration into compact designs.

Essence

The essence of the PIC18F258-I/SO lies in its ability to provide efficient and reliable control and processing capabilities in a wide range of applications.

Packaging/Quantity

This microcontroller is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Architecture: 8-bit
• Program Memory Size: 32 KB
• RAM Size: 1.5 KB
• Operating Voltage Range: 2.0V to 5.5V
• Maximum Speed: 40 MHz
• Number of I/O Pins: 25
• Timers: 3
• Analog-to-Digital Converters (ADC): 8 channels, 10-bit resolution
• Communication Interfaces: USART, SPI, I2C

Detailed Pin Configuration

The PIC18F258-I/SO has a total of 28 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/INT - General-purpose I/O pin / External interrupt input
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. MCLR/VPP - Master Clear / Programming voltage input

Functional Features

The PIC18F258-I/SO offers several functional features that enhance its performance and versatility:

• High-speed processing capabilities
• Flash-based program memory for easy reprogramming
• Integrated peripherals such as timers, ADCs, and communication interfaces
• Low power consumption modes for energy-efficient operation
• Enhanced I/O capabilities for interfacing with external devices
• Built-in protection mechanisms to ensure reliable operation in harsh environments

Advantages and Disadvantages

Advantages

• High-performance 8-bit architecture allows for efficient data processing.
• Wide operating voltage range enables compatibility with various power sources.
• Enhanced peripheral integration reduces the need for additional components.
• Flash-based program memory allows for easy reprogramming and updates.
• Low power consumption extends battery life in portable applications.

Disadvantages

• Limited program memory size may restrict the complexity of applications.
• 8-bit architecture may not be suitable for certain computationally intensive tasks.
• Limited number of I/O pins may require additional circuitry for complex designs.

Working Principles

The PIC18F258-I/SO operates based on the principles of microcontroller technology. It executes instructions stored in its program memory to perform various tasks, such as data processing, control operations, and communication with external devices. The microcontroller's internal architecture and integrated peripherals enable it to carry out these functions efficiently and reliably.

Detailed Application Field Plans

The PIC18F258-I/SO finds application in a wide range of fields, including but not limited to:

1. Industrial automation: Control systems, monitoring devices, and data acquisition units.
2. Consumer electronics: Home appliances, gaming consoles, and audio/video equipment.
3. Automotive: Engine control units, dashboard displays, and vehicle diagnostics.
4. Medical devices: Patient monitoring systems, diagnostic equipment, and implantable devices.