PIC18LC252-I/SO

Product Overview

Category

The PIC18LC252-I/SO belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic applications that require embedded control and processing capabilities.

Characteristics

• Low power consumption
• High-performance RISC CPU
• Wide operating voltage range
• Large program memory capacity
• Multiple communication interfaces
• Integrated analog-to-digital converter (ADC)
• Enhanced peripheral features

Package

The PIC18LC252-I/SO is available in a small outline (SO) package, which allows for easy integration into compact electronic devices.

Essence

The essence of the PIC18LC252-I/SO lies in its ability to provide efficient and reliable control and processing capabilities in a compact form factor.

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
• Number of I/O Pins: 22
• Operating Voltage Range: 2.0V to 5.5V
• Maximum Clock Speed: 40 MHz
• ADC Resolution: 10-bit
• Communication Interfaces: UART, SPI, I2C
• Timers/Counters: 3 timers, 1 watchdog timer
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PIC18LC252-I/SO has a total of 28 pins, each serving a specific purpose. The pin configuration is as follows:

• VDD: Power supply voltage
• VSS: Ground reference
• RA0-RA5: General-purpose I/O pins
• RB0-RB7: General-purpose I/O pins
• RC0-RC7: General-purpose I/O pins
• RD0-RD7: General-purpose I/O pins
• RE0-RE2: General-purpose I/O pins
• MCLR: Master Clear input
• OSC1/CLKI: Oscillator input
• OSC2/CLKO: Oscillator output

Functional Features

The PIC18LC252-I/SO 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
• Analog-to-Digital Converter (ADC) with multiple channels and high resolution
• Timer modules for precise timing and event capture
• Interrupt handling capabilities for efficient multitasking
• Low-power modes for energy-efficient operation
• Built-in EEPROM memory for data storage

Advantages and Disadvantages

Advantages

• High-performance RISC architecture enables fast execution of instructions
• Wide operating voltage range allows for flexibility in power supply options
• Integrated analog-to-digital converter simplifies sensor interfacing
• Multiple communication interfaces facilitate seamless connectivity with other devices
• Compact package size enables integration into space-constrained designs

Disadvantages

• Limited program memory size may restrict the complexity of applications
• Relatively low RAM capacity may limit the amount of data that can be processed simultaneously
• Lack of built-in Ethernet or Wi-Fi connectivity may require additional components for network communication

Working Principles

The PIC18LC252-I/SO 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 various peripherals to perform specific tasks. The microcontroller's central processing unit (CPU) fetches instructions from memory, decodes them, and executes the corresponding operations. This process repeats continuously, allowing the microcontroller to perform its intended functions.

Detailed Application Field Plans

The PIC18LC252-I/SO finds applications in various fields, including but not limited to:

1. Industrial Automation: Control systems for machinery and equipment
2. Consumer Electronics: Remote controls, smart home devices
3. Automotive: Engine control units, dashboard displays
4. Medical Devices: Patient monitoring systems, diagnostic equipment
5. Internet of Things (IoT): Sensor nodes, wearable devices

Detailed and Complete Alternative Models

• PIC18F252-I/SO: Similar features with enhanced program memory size (64 KB)
• PIC18LF252-I/SO: Low-power variant with extended operating temperature range (-40°C to +125°C)
• PIC18LC452-I/SO: Higher pin count variant with additional I/O pins (40 pins)

These alternative models offer similar functionality to the PIC18LC252-I/SO while providing additional capabilities or addressing specific requirements.

In conclusion, the PIC18LC252-I/SO is a versatile microcontroller that combines high-performance processing capabilities with low power consumption. Its compact form factor and integrated peripherals make