CS82C55A-5Z96

Product Overview

Category

The CS82C55A-5Z96 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for various applications, such as data communication, control systems, and embedded systems.

Characteristics

• The CS82C55A-5Z96 is a versatile programmable peripheral interface (PPI) chip.
• It offers three 8-bit parallel ports that can be configured as input or output.
• The chip supports various modes of operation, including mode 0 (basic input/output), mode 1 (strobe input/output), and mode 2 (bidirectional bus).
• It operates at a voltage range of 4.5V to 5.5V, making it compatible with a wide range of systems.
• The CS82C55A-5Z96 is designed to provide reliable and efficient data transfer between microprocessors and peripheral devices.

Package and Quantity

This product is available in a standard 40-pin DIP (Dual In-line Package). Each package contains one CS82C55A-5Z96 chip.

Specifications

• Supply Voltage: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 8 MHz
• Number of I/O Ports: 3
• Data Bus Width: 8 bits
• Package Type: 40-pin DIP

Pin Configuration

The CS82C55A-5Z96 has a total of 40 pins. Here is the detailed pin configuration:

1. PA0 (Port A, Bit 0)
2. PA1 (Port A, Bit 1)
3. PA2 (Port A, Bit 2)
4. PA3 (Port A, Bit 3)
5. PA4 (Port A, Bit 4)
6. PA5 (Port A, Bit 5)
7. PA6 (Port A, Bit 6)
8. PA7 (Port A, Bit 7)
9. GND (Ground)
10. PB0 (Port B, Bit 0)
11. PB1 (Port B, Bit 1)
12. PB2 (Port B, Bit 2)
13. PB3 (Port B, Bit 3)
14. PB4 (Port B, Bit 4)
15. PB5 (Port B, Bit 5)
16. PB6 (Port B, Bit 6)
17. PB7 (Port B, Bit 7)
18. PC0 (Port C, Bit 0)
19. PC1 (Port C, Bit 1)
20. PC2 (Port C, Bit 2)
21. PC3 (Port C, Bit 3)
22. PC4 (Port C, Bit 4)
23. PC5 (Port C, Bit 5)
24. PC6 (Port C, Bit 6)
25. PC7 (Port C, Bit 7)
26. RD (Read)
27. WR (Write)
28. CS (Chip Select)
29. A0 (Address Bit 0)
30. A1 (Address Bit 1)
31. A2 (Address Bit 2)
32. RESET (Reset)
33. CLK (Clock)
34. VCC (+5V Power Supply)
35. INTA (Interrupt Acknowledge)
36. INTB (Interrupt Request)
37. INTC (Interrupt Control)
38. INTR (Interrupt Request)
39. HOLD (Hold)
40. READY (Ready)

Functional Features

• The CS82C55A-5Z96 provides flexible and programmable I/O capabilities.
• It supports various modes of operation, allowing for versatile data transfer configurations.
• The chip offers interrupt control and acknowledgment features, enabling efficient handling of interrupts.
• It has a built-in clock generator, eliminating the need for an external clock source.
• The CS82C55A-5Z96 is designed to be compatible with a wide range of microprocessors and peripheral devices.

Advantages and Disadvantages

Advantages

• Versatile and programmable I/O capabilities
• Support for multiple modes of operation
• Efficient interrupt handling
• Built-in clock generator
• Wide compatibility with microprocessors and peripheral devices

Disadvantages

• Limited number of I/O ports (3 ports)
• Relatively low maximum clock frequency (8 MHz)

Working Principles

The CS82C55A-5Z96 operates based on the principles of parallel data transfer and programmable I/O. It receives commands and data from the microprocessor and transfers them to the connected peripheral devices or vice versa. The chip's internal logic allows for flexible configuration of the I/O ports and supports various modes of operation