PIC18F248-E/SP

Product Overview

Category

The PIC18F248-E/SP 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 RISC architecture
• Flash program memory with self-programming capability
• Wide operating voltage range
• Low power consumption
• Enhanced peripheral integration
• Flexible I/O options
• Extensive communication interfaces

Package

The PIC18F248-E/SP is available in a small-sized 28-pin plastic dual inline package (DIP).

Essence

The essence of the PIC18F248-E/SP lies in its ability to provide efficient and reliable control and processing capabilities for a wide range of electronic devices and systems.

Packaging/Quantity

This microcontroller 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
• Number of I/O Pins: 23
• Operating Voltage Range: 2.0V to 5.5V
• Maximum CPU Speed: 40 MHz
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converter (ADC) Channels: 10
• Timers: 3
• Comparators: 2

Detailed Pin Configuration

The PIC18F248-E/SP has a total of 28 pins, each serving a specific purpose. The pin configuration is as follows:

1. RA0 - Analog Input / Digital I/O
2. RA1 - Analog Input / Digital I/O
3. RA2 - Analog Input / Digital I/O
4. RA3 - Analog Input / Digital I/O
5. RA4 - Analog Input / Digital I/O
6. RA5 - Analog Input / Digital I/O
7. VSS - Ground
8. RA7 - Analog Input / Digital I/O
9. OSC1/CLKIN - Oscillator Crystal Input
10. OSC2/CLKOUT - Oscillator Crystal Output
11. RC0 - Digital I/O
12. RC1 - Digital I/O
13. RC2 - Digital I/O
14. RC3 - Digital I/O
15. RC4 - Digital I/O
16. RC5 - Digital I/O
17. VDD - Power Supply
18. RD0 - Digital I/O
19. RD1 - Digital I/O
20. RD2 - Digital I/O
21. RD3 - Digital I/O
22. RD4 - Digital I/O
23. RD5 - Digital I/O
24. RD6 - Digital I/O
25. RD7 - Digital I/O
26. MCLR/VPP - Master Clear / Programming Voltage
27. RB0/INT - Digital I/O / External Interrupt
28. RB1 - Digital I/O

Functional Features

The PIC18F248-E/SP offers a range of functional features that enhance its performance and versatility:

• High-speed processing capabilities
• Flash memory for program storage
• EEPROM data memory
• Enhanced capture/compare/PWM (CCP) modules
• Enhanced USART module for serial communication
• Enhanced SPI and I2C modules for interfacing with external devices
• Analog-to-Digital Converter (ADC) for precise analog measurements
• Timers and counters for accurate timing control
• Brown-out Reset (BOR) for reliable operation during power fluctuations
• Low-power sleep mode for energy efficiency

Advantages and Disadvantages

Advantages

• High-performance architecture enables efficient execution of complex tasks
• Wide operating voltage range allows compatibility with various power sources
• Extensive peripheral integration reduces the need for external components
• Flexible I/O options provide versatility in interfacing with other devices
• Low power consumption prolongs battery life in portable applications

Disadvantages

• Limited program memory size may restrict the complexity of applications
• Limited RAM size may impose constraints on data storage and manipulation
• Lack of advanced features found in higher-end microcontrollers

Working Principles

The PIC18F248-E/SP operates based on the principles of a typical 8-bit microcontroller. It executes instructions stored in its program memory, interacts with peripherals and external devices through its I/O pins, and performs calculations and data processing using its central processing unit (CPU). The microcontroller can be programmed using various development tools and software to perform specific tasks according to the application requirements.

Detailed Application Field Plans

The PIC18F248-E/SP finds applications in a wide range of fields, including but not limited to:

1. Industrial automation systems
2. Consumer electronics
3. Medical devices
4. Automotive electronics
5. Home automation