PIC18LF25K42-I/SP

Introduction

The PIC18LF25K42-I/SP is a microcontroller belonging to the PIC18 family, which is manufactured by Microchip Technology. This microcontroller is widely used in various electronic applications due to its versatile features and capabilities.

Basic Information Overview

• Category: Microcontroller
• Use: Embedded control systems, IoT devices, consumer electronics
• Characteristics: Low power consumption, high performance, integrated peripherals
• Package: 28-pin DIP (Dual Inline Package)
• Essence: The PIC18LF25K42-I/SP is designed to provide efficient and reliable control for embedded systems.
• Packaging/Quantity: The microcontroller is typically sold in trays containing multiple units.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 64 MHz
• Program Memory Size: 32 KB Flash
• RAM Size: 1.125 KB
• Operating Voltage Range: 1.8V to 5.5V
• Digital I/O Pins: 25
• Analog Input Channels: 10-bit ADC with up to 24 channels
• Communication Interfaces: UART, SPI, I2C
• Timers: 4 x 8-bit, 1 x 16-bit
• Comparators: 2
• Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The PIC18LF25K42-I/SP features a 28-pin DIP package with specific pin assignments for various functions. The detailed pin configuration can be found in the official datasheet provided by Microchip Technology.

Functional Features

• Integrated Peripherals: The microcontroller includes a wide range of integrated peripherals such as PWM modules, USART, MSSP, and more, enabling versatile functionality in embedded systems.
• Low Power Operation: With its low-power modes and features, the PIC18LF25K42-I/SP is suitable for battery-powered applications and energy-efficient designs.
• Enhanced Connectivity: The microcontroller supports various communication interfaces, allowing seamless integration with other devices and systems.

Advantages and Disadvantages

Advantages

• High-performance 8-bit CPU
• Rich set of integrated peripherals
• Wide operating voltage range
• Low power consumption

Disadvantages

• Limited program memory size compared to 16-bit or 32-bit microcontrollers
• Limited number of digital I/O pins for complex applications

Working Principles

The PIC18LF25K42-I/SP operates based on the Harvard architecture, featuring separate program and data memory spaces. It executes instructions fetched from program memory and interacts with external components through its integrated peripherals and I/O pins.

Detailed Application Field Plans

The microcontroller is well-suited for a wide range of applications including: - Home automation systems - Industrial control systems - Sensor interfacing and data acquisition - IoT edge devices - Consumer electronics

Detailed and Complete Alternative Models

• PIC18F25K42: Similar features with different package options
• PIC16F18855: Lower-cost alternative with fewer peripherals
• PIC24FJ64GA004: Higher-performance alternative with larger program memory

In conclusion, the PIC18LF25K42-I/SP microcontroller offers a balance of performance, power efficiency, and integrated peripherals, making it an ideal choice for diverse embedded control applications.

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