PIC18F252-I/SP

Product Overview

Category

The PIC18F252-I/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 architecture
• Flash-based program memory
• Wide operating voltage range
• Low power consumption
• Enhanced peripheral integration

Package

The PIC18F252-I/SP is available in a 28-pin plastic dual inline package (DIP).

Essence

The essence of the PIC18F252-I/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

The PIC18F252-I/SP is typically packaged in reels or tubes, with a quantity of 25 units per tube.

Specifications

• Microcontroller Family: PIC18F
• CPU Speed: 40 MHz
• Program Memory Size: 32 KB
• RAM Size: 1.5 KB
• Number of I/O Pins: 22
• ADC Channels: 10
• UART Modules: 1
• SPI Modules: 1
• I2C Modules: 1
• Operating Voltage Range: 2.0V - 5.5V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PIC18F252-I/SP features a total of 28 pins, each serving a specific purpose. The pin configuration is as follows:

1. VDD - Power Supply
2. RA0/AN0 - Analog Input/Output
3. RA1/AN1 - Analog Input/Output
4. RA2/AN2 - Analog Input/Output
5. RA3/AN3 - Analog Input/Output
6. RA4/T0CKI - Timer0 Clock Input
7. RA5/AN4 - Analog Input/Output
8. RE0/RD/AN5 - Analog Input/Output
9. RE1/WR/AN6 - Analog Input/Output
10. RE2/CS/AN7 - Analog Input/Output
11. VSS - Ground
12. OSC1/CLKIN - Oscillator Input
13. OSC2/CLKOUT - Oscillator Output
14. RC0/T1OSO/T13CKI - Timer1 Oscillator Output
15. RC1/T1OSI/CCP2 - Timer1 Oscillator Input/CCP2
16. RC2/CCP1 - CCP1
17. RC3/SCK/SCL - Serial Clock
18. RC4/SDI/SDA - Serial Data Input
19. RC5/SDO - Serial Data Output
20. RC6/TX/CK - Transmit/Serial Clock
21. RC7/RX/DT - Receive/Data
22. RD0/PSP0 - Parallel Slave Port Bit 0
23. RD1/PSP1 - Parallel Slave Port Bit 1
24. RD2/PSP2 - Parallel Slave Port Bit 2
25. RD3/PSP3 - Parallel Slave Port Bit 3
26. RD4/PSP4 - Parallel Slave Port Bit 4
27. RD5/PSP5 - Parallel Slave Port Bit 5
28. MCLR/VPP - Master Clear/Voltage Programming Pin

Functional Features

The PIC18F252-I/SP offers a range of functional features that enhance its performance and versatility. Some notable features include:

• Enhanced Capture/Compare/PWM (ECCP) module for advanced motor control applications.
• Enhanced USART module for serial communication.
• Enhanced Master Synchronous Serial Port (MSSP) module for I2C and SPI communication.
• Analog-to-Digital Converter (ADC) with multiple channels for precise analog measurements.
• Timer modules for accurate timing and event counting.

Advantages and Disadvantages

Advantages

• High-performance architecture enables efficient processing.
• Flash-based program memory allows for easy reprogramming.
• Wide operating voltage range provides flexibility in various applications.
• Low power consumption prolongs battery life.
• Enhanced peripheral integration simplifies system design.

Disadvantages

• Limited program memory size may restrict the complexity of applications.
• Limited RAM size may impose constraints on data storage and manipulation.
• Availability of alternative models with more advanced features may limit its long-term viability.

Working Principles

The PIC18F252-I/SP operates based on the principles of microcontroller technology. It executes instructions stored in its program memory to control and manage various tasks within an electronic system. The microcontroller interacts with external devices through its input/output pins, utilizing its integrated peripherals to perform specific functions.

Detailed Application Field Plans

The PIC18F252-I/SP finds applications in