Microchip PIC16F877A 20P 8bit PIC
The Microchip PIC16F877A is one of the most widely used microcontrollers in embedded development due to its versatile features, reliable performance, and ease of programming. Built on the enhanced RISC architecture, this 8-bit microcontroller offers 20 MHz clock speed, 14 KB Flash, 368 bytes SRAM, and 33 general-purpose I/O pins, making it a robust choice for both beginners and professionals.
This MCU includes multiple 10-bit ADC channels, two CCP (PWM) modules, a USART module for serial communication, three timers, and an I²C/SPI interface, making it capable of handling sensor data acquisition, motor control, and communication tasks with ease.
It comes in a 40-pin DIP package, which makes it breadboard-friendly for prototyping and lab work.
🛠 Technical Specifications
| Specification | Details |
|---|---|
| Architecture | 8-bit RISC |
| Clock Speed | Up to 20 MHz |
| Flash Memory | 14 KB |
| RAM (Data Memory) | 368 Bytes |
| EEPROM | 256 Bytes |
| I/O Pins | 33 GPIO |
| ADC | 8 Channels (10-bit resolution) |
| Timers | 3 Timers (Timer0, Timer1, Timer2) |
| PWM Channels | 2 × CCP Modules |
| Communication | USART, SPI, I²C |
| Operating Voltage | 2.0V – 5.5V |
| Package | DIP-40 |
| Power Consumption | Low-Power Operation, Sleep Mode supported |
💡 Use Cases & Applications
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🏭 Industrial Automation – Ideal for controlling relays, sensors, motors, and safety systems.
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📟 User Interface Panels – Can be used to drive displays and handle keypad inputs.
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🧪 Embedded System Prototyping – Great for college-level projects and proof-of-concept development.
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🔧 Communication Gateways – Integrate it with UART, I2C, or SPI peripherals for data acquisition or control systems.
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🚗 Automotive Modules – Used in dashboard electronics, fan controls, or sensor integration.
🛠️ Pair With
🎥 YouTube Tutorial
📺 Microchip PIC16F877A Programming Tutorial Using MPLAB X & XC8
👉 Watch on YouTube
⚠️ Precautions & Tips
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Requires an external oscillator/crystal for stable operation.
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Ensure proper decoupling capacitors near Vcc and GND pins.
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Avoid ESD exposure by handling with anti-static precautions.
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Programming requires PICkit 3 or compatible programmer/debugger.
🏁 Summary & Call to Action
The PIC16F877A is a reliable workhorse microcontroller for a wide range of embedded control applications. With its broad I/O capabilities and built-in peripherals, it streamlines development while offering robust performance.
🛒 Order now from Electroway and power your next automation or embedded system design.
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