PIC18LF25K42-I/SO

Introduction

The PIC18LF25K42-I/SO is a microcontroller belonging to the PIC18 family of microcontrollers produced by Microchip Technology. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

• Category: Microcontroller
• Use: The PIC18LF25K42-I/SO is widely used in embedded control applications such as automotive, industrial, appliances, and consumer electronics.
• Characteristics: It features high performance, low power consumption, and a wide range of peripherals for various applications.
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The PIC18LF25K42-I/SO is designed to provide a cost-effective and versatile solution for embedded control systems.
• Packaging/Quantity: Available in tape and reel packaging with quantities varying based on the supplier's specifications.

Specifications

• Core: 8-bit
• Flash Memory: 32 KB
• RAM: 1.125 KB
• Operating Voltage: 1.8V - 5.5V
• I/O Pins: 25
• Timers: 4
• Communication Interfaces: SPI, I2C, UART
• Analog-to-Digital Converter (ADC): 10-bit, 17 channels
• Temperature Range: -40°C to +125°C
• Clock Speed: Up to 64 MHz

Detailed Pin Configuration

The PIC18LF25K42-I/SO has 25 I/O pins, each serving specific functions such as digital I/O, analog input, communication interfaces, and power supply.

| Pin Number | Function | |------------|---------------| | 1 | VDD | | 2 | RA0/AN0 | | 3 | RA1/AN1 | | ... | ... | | 25 | VSS |

Functional Features

• High-Performance Core: The microcontroller operates at up to 64 MHz, providing efficient processing capabilities.
• Low Power Consumption: It offers multiple low-power modes, making it suitable for battery-powered applications.
• Rich Peripheral Integration: The device includes a variety of peripherals such as ADC, PWM, timers, and communication interfaces, enabling versatile system designs.

Advantages and Disadvantages

Advantages

• Versatile peripheral integration
• Low power consumption
• Wide operating voltage range

Disadvantages

• Limited flash memory compared to higher-end microcontrollers
• Limited I/O pins for complex applications

Working Principles

The PIC18LF25K42-I/SO operates based on the Harvard architecture, featuring separate program and data memories. It executes instructions fetched from program memory and interacts with external devices through its I/O pins and communication interfaces.

Detailed Application Field Plans

The PIC18LF25K42-I/SO is well-suited for a wide range of applications, including: - Automotive control systems - Industrial automation - Home appliances - Consumer electronics

Detailed and Complete Alternative Models

• PIC18F25K42-I/SO: Similar to the PIC18LF25K42-I/SO but without the low-power features
• PIC18LF26K22-I/SO: Offers additional flash memory and I/O pins for more demanding applications
• PIC18F24K42-I/SO: A lower-cost alternative with reduced flash memory and peripherals

In conclusion, the PIC18LF25K42-I/SO microcontroller from Microchip Technology offers a balance of performance, power efficiency, and peripheral integration, making it suitable for a wide range of embedded control applications.

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