The PIC16F877A is a powerful, versatile 8-bit microcontroller from Microchip Technology, widely used in industrial control, embedded systems, automation, and academic projects. Featuring high-performance RISC architecture, multiple communication interfaces, and a wide range of integrated peripherals, it is one of the most popular microcontrollers in the PIC family.
With 14-bit instruction width, 33 I/O pins, and up to 8K words of Flash memory, the PIC16F877A is ideal for applications requiring reliable control, precision timing, and analog interfacing. Its standard DIP-40 package makes it easy to use in breadboards and through-hole PCB designs.
Key Features
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High-Performance RISC Architecture: Executes most instructions in a single cycle
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Multiple Communication Interfaces: Includes USART, SPI, and I²C
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Built-in ADC: 10-bit resolution with up to 8 input channels
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Broad I/O Availability: 33 general-purpose I/O pins
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Timer Modules: Three timers (Timer0, Timer1, Timer2) for advanced timing operations
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In-Circuit Serial Programming (ICSP): Easy development and debugging
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Ideal for Education & Industry: Frequently used in engineering courses and real-world systems
Technical Specifications
| Parameter | Value |
|---|---|
| Microcontroller | PIC16F877A |
| Architecture | 8-bit PIC |
| Flash Memory | 8K Words (14-bit) |
| SRAM | 368 Bytes |
| EEPROM | 256 Bytes |
| Operating Voltage | 2.0V – 5.5V |
| Clock Speed (Max) | 20 MHz |
| I/O Pins | 33 |
| ADC Channels | 8 × 10-bit ADC |
| Timers | 3 (Timer0: 8-bit, Timer1/2: 16-bit) |
| Communication Interfaces | USART, SPI, I²C |
| Package Type | DIP-40 |
| Operating Temperature Range | -40°C to +85°C |
Package Includes
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1 × PIC16F877A Microcontroller (DIP-40)
Note: A PIC programmer (e.g., PICkit 3/4) is required for uploading code to this microcontroller. Let me know if you’d like to offer a programmer bundle or starter kit with crystal and caps for your store!
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