PIC16C74A-20I/P

Product Overview

Category

The PIC16C74A-20I/P belongs to the category of microcontrollers.

Use

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

Characteristics

• The PIC16C74A-20I/P is a high-performance microcontroller with a 8-bit architecture.
• It operates at a clock frequency of 20 MHz, providing fast and efficient processing.
• This microcontroller offers a wide range of integrated peripherals, including timers, serial communication modules, and analog-to-digital converters.
• It has a flash memory for program storage and EEPROM for data storage.
• The PIC16C74A-20I/P supports both parallel and serial programming modes, allowing for easy firmware updates.

Package

The PIC16C74A-20I/P is available in a plastic dual inline package (PDIP), which provides ease of handling and compatibility with standard PCB designs.

Essence

The essence of the PIC16C74A-20I/P lies in its ability to provide a compact and versatile solution for controlling and managing various electronic systems.

Packaging/Quantity

This microcontroller is typically packaged in tubes or trays, with quantities varying depending on the manufacturer's specifications.

Specifications

• Architecture: 8-bit
• Clock Frequency: 20 MHz
• Program Memory Size: 4 KB
• Data Memory Size: 192 bytes
• Number of I/O Pins: 33
• Operating Voltage Range: 2.5V to 5.5V
• Temperature Range: -40°C to +85°C
• Communication Interfaces: USART, SPI, I2C
• Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution

Detailed Pin Configuration

The PIC16C74A-20I/P has a total of 40 pins, each serving a specific purpose. The pin configuration is as follows:

1. VDD - Power supply voltage
2. RA0/AN0 - Analog input or digital I/O
3. RA1/AN1 - Analog input or digital I/O
4. RA2/AN2 - Analog input or digital I/O
5. RA3/AN3/VREF - Analog input or digital I/O
6. RA4/T0CKI/C1OUT - Timer0 clock input or digital I/O
7. RA5/MCLR/VPP - Master Clear input or programming voltage
8. RE0/RD/AN4 - Port E0 or Port D or analog input
9. RE1/WR/AN5 - Port E1 or Port W or analog input
10. RE2/CS/AN6 - Port E2 or Chip Select or analog input
11. VSS - Ground
12. RB0/INT - Port B0 or external interrupt input
13. RB1/SDI/SDA - Port B1 or SPI data input or I2C data input
14. RB2/SDO/SCL - Port B2 or SPI data output or I2C clock input
15. RB3/PGM - Port B3 or programming data input
16. RB4/PGC - Port B4 or programming clock input
17. RB5/PGD - Port B5 or programming data output
18. RB6/PGM - Port B6 or programming mode select
19. RB7/PGC - Port B7 or programming clock output
20. VDD - Power supply voltage

... (continued)

Functional Features

The PIC16C74A-20I/P offers several functional features that enhance its usability and performance in various applications:

1. High-Speed Processing: With a clock frequency of 20 MHz, this microcontroller can execute instructions quickly, enabling efficient real-time control.

2. Integrated Peripherals: The PIC16C74A-20I/P incorporates various peripherals such as timers, serial communication modules, and an analog-to-digital converter. These integrated features reduce the need for external components, simplifying circuit design.

3. Flexible I/O Configuration: The microcontroller provides a sufficient number of I/O pins (33) that can be configured as either digital inputs/outputs or analog inputs. This flexibility allows for versatile interfacing with external devices.

4. Flash Memory: The onboard flash memory enables easy program updates, allowing for firmware modifications without the need for specialized programming equipment.

Advantages

• Compact size and low power consumption make it suitable for portable and battery-powered applications.
• Wide operating voltage range ensures compatibility with various power supply sources.
• Integrated peripherals reduce the need for additional components, saving cost and board space.
• Flash memory allows for easy firmware updates, enhancing flexibility and adaptability.

Disadvantages

• Limited program memory size (4 KB