PIC16F877T-20/PT

Product Overview

Category

The PIC16F877T-20/PT belongs to the category of microcontrollers.

Use

This microcontroller is widely used in various electronic applications that require embedded control and processing capabilities.

Characteristics

• High-performance 8-bit RISC architecture
• Flash-based program memory
• Wide operating voltage range
• Low power consumption
• Enhanced peripheral integration
• Flexible I/O options

Package

The PIC16F877T-20/PT is available in a 44-pin TQFP (Thin Quad Flat Pack) package.

Essence

The essence of the PIC16F877T-20/PT lies in its ability to provide efficient and reliable control and processing capabilities for a wide range of electronic devices and systems.

Packaging/Quantity

The PIC16F877T-20/PT is typically packaged in reels, with each reel containing a specified quantity of microcontrollers.

Specifications

• Architecture: 8-bit RISC
• Program Memory Size: 14 KB
• RAM Size: 368 bytes
• Operating Voltage Range: 2.0V to 5.5V
• Maximum CPU Speed: 20 MHz
• Number of I/O Pins: 33
• Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution
• Timers: Three 8-bit timers, one 16-bit timer
• Communication Interfaces: USART, SPI, I2C

Detailed Pin Configuration

The PIC16F877T-20/PT has a total of 44 pins, each serving a specific purpose. The pin configuration is as follows:

1. VSS - Ground
2. RA0/AN0 - Analog Input/Output or Digital I/O
3. RA1/AN1 - Analog Input/Output or Digital I/O
4. RA2/AN2 - Analog Input/Output or Digital I/O
5. RA3/AN3/VREF-/CVREF - Analog Input/Output or Digital I/O
6. RA4/T0CKI/C1OUT - Timer0 Clock Input or Digital I/O
7. RA5/AN4/SS/HLVDIN - Analog Input/Output, Slave Select, or High/Low Voltage Detect Input
8. RE0/RD/AN5 - Port E Bit 0, Read/Write Control, or Analog Input/Output
9. RE1/WR/AN6 - Port E Bit 1, Write Control, or Analog Input/Output
10. RE2/CS/AN7 - Port E Bit 2, Chip Select, or Analog Input/Output
11. VDD - Power Supply
12. RB0/INT - Port B Bit 0 or External Interrupt
13. RB1/SDI/SDA - Port B Bit 1, Serial Data Input, or I2C Data
14. RB2/SDO/SCL - Port B Bit 2, Serial Data Output, or I2C Clock
15. RB3/PGM - Port B Bit 3 or Programming Voltage
16. RB4/T1OSO/T1CKI - Port B Bit 4, Timer1 Oscillator Output, or Timer1 Clock Input
17. RB5/T1OSI/PGM - Port B Bit 5, Timer1 Oscillator Input, or Programming Voltage
18. RB6/PGC - Port B Bit 6 or Programming Clock
19. RB7/PGD - Port B Bit 7 or Programming Data
20. VSS - Ground

... (continued)

Functional Features

The PIC16F877T-20/PT offers a range of functional features that enhance its usability and performance. Some of the key features include:

• Flash-based program memory for easy reprogramming
• Enhanced peripheral integration, including timers, ADC, and communication interfaces
• Flexible I/O options for versatile connectivity
• Low power consumption for energy-efficient operation
• Wide operating voltage range for compatibility with various power sources

Advantages and Disadvantages

Advantages

• High-performance 8-bit RISC architecture ensures efficient processing capabilities.
• Flash-based program memory allows for easy and quick reprogramming.
• Enhanced peripheral integration simplifies system design and reduces external component count.
• Flexible I/O options provide versatility in connecting to external devices.
• Low power consumption extends battery life in portable applications.

Disadvantages

• Limited program memory size may restrict the complexity of applications.
• The number of I/O pins may be insufficient for certain projects requiring extensive interfacing.
• Lack of built-in Ethernet or wireless connectivity limits direct network integration.

Working Principles

The PIC16F877T-20/PT operates based on an 8-bit RISC architecture. It executes instructions stored in its flash-based