PIC18C252-I/SO

Product Overview

Category

The PIC18C252-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 microcontroller
• Low power consumption
• Wide operating voltage range
• Large program memory capacity
• Multiple communication interfaces
• Rich peripheral integration

Package

The PIC18C252-I/SO is available in a small outline (SO) package, which provides ease of integration into circuit boards.

Essence

The essence of this microcontroller lies in its ability to efficiently process and control data, making it suitable for a wide range of applications.

Packaging/Quantity

The PIC18C252-I/SO is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 40 MHz
• Program Memory Size: 32 KB
• RAM Size: 1536 bytes
• Data EEPROM Size: 256 bytes
• Number of I/O Pins: 33
• Operating Voltage Range: 2.0V to 5.5V
• Communication Interfaces: UART, SPI, I2C
• Timers: 3 x 8-bit, 1 x 16-bit
• Analog-to-Digital Converter (ADC): 10-bit, 8 channels

Detailed Pin Configuration

The PIC18C252-I/SO has a total of 33 I/O pins, each serving a specific purpose. The pin configuration is as follows:

• Pin 1: VDD - Power supply voltage
• Pin 2: RA0/AN0 - Analog input / Digital I/O
• Pin 3: RA1/AN1 - Analog input / Digital I/O
• Pin 4: RA2/AN2 - Analog input / Digital I/O
• Pin 5: RA3/AN3/VREF-/CVREF - Analog input / Digital I/O
• Pin 6: RA4/T0CKI/C1OUT - Timer0 clock input / Digital I/O / Comparator output
• Pin 7: RA5/AN4/SS - Analog input / Digital I/O / Slave select (SPI)
• Pin 8: RE0/RD/AN5 - Reset input / Read control / Analog input
• Pin 9: RE1/WR/AN6 - Write control / Analog input
• Pin 10: RE2/CS/AN7 - Chip select / Analog input
• ... (continued for remaining pins)

Functional Features

The PIC18C252-I/SO offers several functional features that enhance its performance and versatility:

1. High-Speed Processing: With a CPU speed of up to 40 MHz, this microcontroller can handle complex tasks efficiently.
2. Rich Peripheral Integration: The integration of various peripherals such as UART, SPI, and I2C enables seamless communication with external devices.
3. Flexible I/O Configuration: The 33 I/O pins allow for versatile connectivity options, enabling interaction with sensors, actuators, and other components.
4. Extensive Program Memory: The 32 KB program memory provides ample space for storing code and instructions.
5. Low Power Consumption: The microcontroller is designed to operate at low power levels, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• High-performance processing capabilities
• Wide operating voltage range allows for flexibility in power supply selection
• Ample program memory capacity for complex applications
• Multiple communication interfaces facilitate easy integration with other devices
• Low power consumption extends battery life in portable applications

Disadvantages

• Limited RAM size may restrict the complexity of data processing
• 8-bit architecture may not be suitable for certain high-end applications requiring higher precision or performance
• Availability of alternative models with more advanced features may limit its long-term viability

Working Principles

The PIC18C252-I/SO operates based on the principles of a typical microcontroller. It executes instructions stored in its program memory, interacts with peripherals and I/O devices, and processes data according to the programmed logic.

Upon power-up, the microcontroller initializes its internal registers and begins executing the code stored in the program memory. It communicates with external devices through various interfaces, such as UART, SPI, or I2C, and performs tasks based on the input received and the programmed instructions.

Detailed Application Field Plans

The PIC18C252-I/SO finds application in various fields, including but not limited to:

1. Industrial Automation: Controlling and monitoring systems in manufacturing plants.
2. Consumer Electronics: Power management, user interface control, and data processing in electronic devices.
3. Automotive Systems: Engine control units, dashboard displays,