PIC16F873T-20I/SO

Product Overview

Category

The PIC16F873T-20I/SO belongs to the category of microcontrollers.

Use

It is commonly 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

Package

The PIC16F873T-20I/SO is available in a small outline (SO) package, which allows for easy integration into compact electronic devices.

Essence

This microcontroller is designed to provide efficient and reliable control and processing capabilities in a wide range of applications.

Packaging/Quantity

The PIC16F873T-20I/SO is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Operating Voltage: 2.0V to 5.5V
• Maximum CPU Speed: 20 MHz
• Program Memory Size: 7.3 KB
• RAM Size: 192 bytes
• Number of I/O Pins: 33
• Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution
• Timers: 3 timers/counters
• Communication Interfaces: USART, SPI, I2C

Detailed Pin Configuration

The PIC16F873T-20I/SO has a total of 40 pins, each serving a specific function. 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. MCLR - Master Clear input
9. VSS - Ground
10. RB0 - General-purpose I/O pin
11. RB1 - General-purpose I/O pin
12. RB2 - General-purpose I/O pin
13. RB3 - General-purpose I/O pin
14. RB4 - General-purpose I/O pin
15. RB5 - General-purpose I/O pin
16. RB6 - General-purpose I/O pin
17. RB7 - General-purpose I/O pin
18. VDD - Power supply voltage
19. OSC1/CLKIN - Oscillator input
20. OSC2/CLKOUT - Oscillator output
21. RC0 - General-purpose I/O pin
22. RC1 - General-purpose I/O pin
23. RC2 - General-purpose I/O pin
24. RC3 - General-purpose I/O pin
25. RC4 - General-purpose I/O pin
26. RC5 - General-purpose I/O pin
27. RC6 - General-purpose I/O pin
28. RC7 - General-purpose I/O pin
29. VSS - Ground
30. RD0 - General-purpose I/O pin
31. RD1 - General-purpose I/O pin
32. RD2 - General-purpose I/O pin
33. RD3 - General-purpose I/O pin
34. RD4 - General-purpose I/O pin
35. RD5 - General-purpose I/O pin
36. RD6 - General-purpose I/O pin
37. RD7 - General-purpose I/O pin
38. VDD - Power supply voltage
39. VSS - Ground
40. RB3/PGM - Programming mode selection

Functional Features

The PIC16F873T-20I/SO offers several functional features that enhance its performance and versatility:

1. Flash-based program memory allows for easy and quick reprogramming of the microcontroller.
2. Enhanced peripheral integration enables seamless communication with external devices and sensors.
3. Low power consumption ensures efficient operation in battery-powered applications.
4. High-performance RISC architecture provides fast and reliable processing capabilities.
5. Wide operating voltage range allows for compatibility with various power supply sources.

Advantages and Disadvantages

Advantages

• Compact size and package make it suitable for space-constrained applications.
• Flash-based program memory allows for easy updates and modifications.
• Enhanced peripheral integration simplifies system design and reduces component count.
• Low power consumption extends battery life in portable devices.
• Wide operating voltage range provides flexibility in power supply options.

Disadvantages

• Limited program memory size may restrict the complexity of applications.
• Limited RAM size may impose constraints on data storage and manipulation.
• Lack of advanced features found in higher-end microcontrollers may limit certain application possibilities.

Working Principles

The PIC16F873T-20I/SO operates based on a Harvard architecture, where separate program and data memories are utilized. It executes instructions fetched