PIC16F873-04E/SP

Product Overview

The PIC16F873-04E/SP is a microcontroller belonging to the PIC16F series, which is manufactured by Microchip Technology. This microcontroller falls under the category of embedded systems and is widely used in various applications such as consumer electronics, automotive systems, industrial control, and more. The PIC16F873-04E/SP is known for its low power consumption, high performance, and versatility. It comes in a 28-pin DIP (Dual Inline Package) and offers essential features for a wide range of applications.

Package and Quantity

The PIC16F873-04E/SP is available in a 28-pin DIP package and is typically sold in quantities suitable for both prototyping and production purposes.

Specifications

• Operating Voltage: 2.0V to 5.5V
• CPU Speed: 4 MHz
• Program Memory Size: 7 KB
• RAM Size: 192 bytes
• Digital I/O Pins: 22
• Analog Input Channels: 5
• Timers: 3
• Communication Interfaces: USART, SPI, I2C

Detailed Pin Configuration

The detailed pin configuration of the PIC16F873-04E/SP is as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | RA2 | Analog Input/Output | | 2 | RA3 | Analog Input/Output | | 3 | RA4 | Analog Input/Output | | 4 | MCLR | Master Clear (Reset) | | 5 | Vss | Ground | | 6 | RB0 | Digital I/O | | 7 | RB1 | Digital I/O | | 8 | RB2 | Digital I/O | | 9 | RB3 | Digital I/O | | 10 | RB4 | Digital I/O | | 11 | RB5 | Digital I/O | | 12 | RB6 | Digital I/O | | 13 | RB7 | Digital I/O | | 14 | Vdd | Power Supply | | 15 | OSC1 | Oscillator Input | | 16 | OSC2 | Oscillator Output | | 17 | RC0 | Digital I/O | | 18 | RC1 | Digital I/O | | 19 | RC2 | Digital I/O | | 20 | RC3 | Digital I/O | | 21 | RC4 | Digital I/O | | 22 | RC5 | Digital I/O | | 23 | Vss | Ground | | 24 | Vss | Ground | | 25 | Vss | Ground | | 26 | Vss | Ground | | 27 | RB3 | Digital I/O | | 28 | RB4 | Digital I/O |

Functional Features

The PIC16F873-04E/SP offers the following functional features: - Flash Program Memory - EEPROM Data Memory - Timer Modules - Analog-to-Digital Converter (ADC) - Serial Communication Interfaces - Interrupt Capability - Low Power Consumption Modes

Advantages and Disadvantages

Advantages

• Low power consumption
• Versatile and suitable for a wide range of applications
• Integrated peripherals reduce external component count
• Flash-based program memory allows for easy reprogramming

Disadvantages

• Limited RAM size may be insufficient for complex applications
• Relatively lower CPU speed compared to some other microcontrollers

Working Principles

The PIC16F873-04E/SP operates based on the principles of embedded system design. It executes instructions stored in its program memory and interacts with external devices through its I/O pins and communication interfaces. The microcontroller can be programmed to perform specific tasks and respond to external stimuli, making it suitable for controlling various electronic systems.

Detailed Application Field Plans

The PIC16F873-04E/SP finds extensive use in the following application fields: - Consumer Electronics: Remote controls, small appliances, and display systems - Automotive Systems: Engine control units, dashboard displays, and sensor interfacing - Industrial Control: Process automation, monitoring systems, and data logging - Home Automation: Smart home devices, security systems, and environmental control

Detailed and Complete Alternative Models

Some alternative models to the PIC16F873-04E/SP include: - PIC16F876-04I/SP - PIC16F877A-I/PT - PIC16F874A-I/P

In conclusion, the PIC