PIC16C77-20I/L

Product Overview

Category

The PIC16C77-20I/L belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and systems for control and processing purposes.

Characteristics

• High-performance 8-bit microcontroller
• Low power consumption
• Wide operating voltage range
• Large program memory capacity
• Multiple I/O ports for versatile connectivity
• Integrated analog-to-digital converter (ADC)
• On-chip timers and counters for precise timing operations

Package

The PIC16C77-20I/L is available in a 44-pin plastic leaded chip carrier (PLCC) package.

Essence

The essence of the PIC16C77-20I/L lies in its ability to provide efficient control and processing capabilities in a compact and low-power package.

Packaging/Quantity

This microcontroller is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Architecture: 8-bit RISC
• CPU Speed: 20 MHz
• Program Memory Size: 8 KB
• RAM Size: 368 bytes
• Data EEPROM Size: 256 bytes
• Number of I/O Pins: 33
• ADC Resolution: 10-bit
• Operating Voltage Range: 2.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PIC16C77-20I/L features a total of 44 pins, each serving a specific purpose. The pin configuration is as follows:

1. VDD - Power supply voltage
2. RA0 - General-purpose I/O pin
3. RA1 - General-purpose I/O pin
4. RA2 - General-purpose I/O pin
5. RA3 - General-purpose I/O pin
6. RA4 - General-purpose I/O pin
7. RA5 - General-purpose I/O pin
8. VSS - Ground
9. OSC1/CLKIN - Oscillator input
10. OSC2/CLKOUT - Oscillator output
11. RC0 - General-purpose I/O pin
12. RC1 - General-purpose I/O pin
13. RC2 - General-purpose I/O pin
14. RC3 - General-purpose I/O pin
15. RC4 - General-purpose I/O pin
16. RC5 - General-purpose I/O pin
17. RC6/TX/CK - USART transmit pin
18. RC7/RX/DT - USART receive pin
19. RB0/INT - External interrupt input
20. RB1 - General-purpose I/O pin
21. RB2 - General-purpose I/O pin
22. RB3 - General-purpose I/O pin
23. RB4 - General-purpose I/O pin
24. RB5 - General-purpose I/O pin
25. RB6 - General-purpose I/O pin
26. RB7 - General-purpose I/O pin
27. RB8 - General-purpose I/O pin
28. RB9 - General-purpose I/O pin
29. RB10 - General-purpose I/O pin
30. RB11 - General-purpose I/O pin
31. RB12 - General-purpose I/O pin
32. RB13 - General-purpose I/O pin
33. RB14 - General-purpose I/O pin
34. RB15 - General-purpose I/O pin
35. VPP/MCLR - Programming voltage or Master Clear input 36-44. NC - No connection

Functional Features

The PIC16C77-20I/L offers several functional features that enhance its usability and performance:

1. High-speed processing capabilities for efficient control operations.
2. Flexible I/O ports for seamless integration with external devices and sensors.
3. Integrated analog-to-digital converter (ADC) for precise measurement and data acquisition.
4. On-chip timers and counters for accurate timing and event management.
5. Low power consumption, making it suitable for battery-powered applications.
6. Wide operating voltage range allows compatibility with various power sources.
7. Ample program memory capacity for storing complex control algorithms.

Advantages and Disadvantages

Advantages

• High-performance microcontroller with a 20 MHz CPU speed.
• Versatile I/O capabilities for diverse application requirements.
• Integrated ADC simplifies analog signal processing.
• Low power consumption extends battery life in portable devices.
• Ample program memory enables complex control algorithms.

Disadvantages

• Limited RAM size may restrict the complexity of data manipulation.
• Lack of built-in communication interfaces may require additional components for certain applications.
• Availability of alternative models with more advanced features may limit its long-term viability.

Working Principles

The PIC16C77-20I/L operates based on an 8-bit RISC architecture. It executes instructions stored in