PIC17C42AT-25E/L

Product Overview

Category

The PIC17C42AT-25E/L belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and embedded systems for controlling and managing tasks.

Characteristics

• High-performance 8-bit microcontroller
• Operates at a clock frequency of 25 MHz
• Offers 16KB of program memory
• Provides 368 bytes of RAM
• Supports a wide range of input/output (I/O) options
• Includes built-in peripherals such as timers, UART, and ADC

Package

The PIC17C42AT-25E/L is available in a 44-pin plastic dual inline package (PDIP).

Essence

The essence of this microcontroller lies in its ability to efficiently execute complex tasks while consuming minimal power.

Packaging/Quantity

The PIC17C42AT-25E/L is typically packaged in reels or tubes, with each reel containing 250 units.

Specifications

• Architecture: 8-bit RISC
• Program Memory Size: 16KB
• RAM Size: 368 bytes
• Maximum Clock Frequency: 25 MHz
• Number of I/O Pins: 33
• Operating Voltage Range: 2.5V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data EEPROM Size: 256 bytes
• Timers: 3
• UART: 1
• ADC: 8 channels, 10-bit resolution

Detailed Pin Configuration

The PIC17C42AT-25E/L features a total of 44 pins, each serving a specific purpose. Here is a detailed pin configuration:

• Pin 1: VDD - Power supply voltage
• Pin 2: RA0/AN0 - Analog input or digital I/O
• Pin 3: RA1/AN1 - Analog input or digital I/O
• Pin 4: RA2/AN2 - Analog input or digital I/O
• Pin 5: RA3/AN3 - Analog input or digital I/O
• Pin 6: RA4/T0CKI/C1OUT - Timer0 clock input or digital I/O
• Pin 7: RA5/AN4/MCLR/VPP - Analog input, Master Clear input, or programming voltage
• Pin 8: VSS - Ground

(Continued for pins 9 to 44)

Functional Features

The PIC17C42AT-25E/L offers several functional features that enhance its performance and versatility:

1. High-Speed Processing: With a maximum clock frequency of 25 MHz, it can execute instructions quickly.
2. Ample Program Memory: The 16KB program memory allows for the storage of complex code.
3. Rich Peripheral Set: Built-in peripherals such as timers, UART, and ADC enable seamless integration with external devices.
4. Low Power Consumption: The microcontroller is designed to operate efficiently, conserving power in battery-powered applications.
5. Wide Operating Voltage Range: It can function reliably within a voltage range of 2.5V to 5.5V.

Advantages and Disadvantages

Advantages

• High-performance capabilities
• Ample program memory for complex applications
• Versatile built-in peripherals
• Low power consumption
• Wide operating voltage range

Disadvantages

• Limited RAM size (368 bytes)
• Relatively small number of I/O pins (33)

Working Principles

The PIC17C42AT-25E/L operates based on an 8-bit Reduced Instruction Set Computer (RISC) architecture. It follows a fetch-decode-execute cycle, where instructions are fetched from program memory, decoded, and then executed. The microcontroller's built-in peripherals and I/O pins allow it to interact with external devices and perform various tasks as programmed.

Detailed Application Field Plans

The PIC17C42AT-25E/L finds applications in a wide range of fields, including:

1. Industrial Automation: Controlling machinery and processes in manufacturing plants.
2. Consumer Electronics: Power management, user interface control, and device communication in appliances and gadgets.
3. Automotive Systems: Engine control units, dashboard displays, and safety systems.
4. Medical Devices: Monitoring and controlling medical equipment and patient monitoring systems.
5. Home Automation: Smart home systems, lighting control, and security systems.

Detailed and Complete Alternative Models

1. PIC16F877A: An 8-bit microcontroller with similar features but higher RAM capacity (2KB) and more I/O pins (33).
2. PIC18F4520: A 16-bit microcontroller with larger program memory (32KB) and enhanced peripheral options.
3. ATmega328P: A popular microcontroller from Atmel with 32KB program memory,