PIC17C42AT-25I/L

Introduction

The PIC17C42AT-25I/L is a microcontroller belonging to the family of PIC microcontrollers, which are widely used in embedded systems and electronic devices. This entry provides an overview of the PIC17C42AT-25I/L, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Microcontroller
• Use: Embedded systems, electronic devices
• Characteristics: High performance, low power consumption, versatile I/O capabilities
• Package: 84-pin PLCC (Plastic Leaded Chip Carrier)
• Essence: The PIC17C42AT-25I/L is based on a high-performance RISC architecture with integrated features for efficient control applications.
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier and order size.

Specifications

• Operating Voltage: 4.5V to 5.5V
• Speed Grade: 25 MHz
• Program Memory Size: 16 KB
• RAM Size: 368 bytes
• I/O Pins: 33
• Timers: 3
• Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution
• Communication Interfaces: USART, SPI, I2C

Detailed Pin Configuration

The PIC17C42AT-25I/L features a total of 84 pins, each serving specific functions related to input/output, power supply, communication, and control. A detailed pinout diagram can be found in the official datasheet provided by the manufacturer.

Functional Features

• High-Performance RISC CPU: Provides fast and efficient processing capabilities.
• Versatile I/O Capabilities: Supports a wide range of input and output configurations for interfacing with external devices.
• Integrated Peripherals: Includes timers, ADC, communication interfaces, and other essential peripherals for diverse application requirements.

Advantages and Disadvantages

Advantages

• High performance
• Low power consumption
• Versatile I/O capabilities
• Integrated peripherals reduce external component count

Disadvantages

• Limited program memory size
• Limited RAM size

Working Principles

The PIC17C42AT-25I/L operates based on a RISC (Reduced Instruction Set Computing) architecture, executing instructions in a highly efficient manner. It interacts with external components and devices through its I/O pins and communication interfaces, enabling control and data exchange within embedded systems.

Detailed Application Field Plans

The PIC17C42AT-25I/L is well-suited for various applications, including but not limited to: - Industrial automation - Consumer electronics - Automotive control systems - Medical devices - Home appliances

Detailed and Complete Alternative Models

• PIC18F4520: Offers higher program memory and RAM size
• PIC16F877A: Suitable for simpler control applications with lower resource requirements
• ATmega328P: Alternative microcontroller from a different manufacturer with similar capabilities

In conclusion, the PIC17C42AT-25I/L microcontroller offers a balance of performance, power efficiency, and versatile I/O capabilities, making it suitable for a wide range of embedded system and electronic device applications.

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