IS82C55A-5

Product Overview

Category

IS82C55A-5 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a programmable peripheral interface in various electronic devices.

Characteristics

• Programmable: The IS82C55A-5 can be programmed to perform different functions based on specific requirements.
• Versatile: It supports multiple modes of operation, making it suitable for a wide range of applications.
• High-speed: The IC operates at a high clock frequency, enabling efficient data transfer.
• Low power consumption: It is designed to minimize power consumption, ensuring energy efficiency.
• Reliable: The IS82C55A-5 is known for its robustness and durability.

Package

The IS82C55A-5 is typically available in a 40-pin dual in-line package (DIP), which facilitates easy integration into circuit boards.

Essence

The essence of the IS82C55A-5 lies in its ability to provide flexible and programmable input/output capabilities to electronic systems.

Packaging/Quantity

This product is usually packaged in reels or tubes, with each containing a specified quantity of ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 8 MHz
• Number of I/O Ports: 24
• Number of Interrupt Inputs: 3
• Number of Timer/Counters: 2
• Data Bus Width: 8 bits

Detailed Pin Configuration

The IS82C55A-5 has a total of 40 pins. Here is a 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. VCC - Supply Voltage
27. RD - Read Control
28. WR - Write Control
29. CS - Chip Select
30. A0 - Address Bit 0
31. A1 - Address Bit 1
32. A2 - Address Bit 2
33. RESET - Reset Input
34. INTA - Interrupt Acknowledge
35. INT - Interrupt Request
36. CLK - Clock Input
37. TC0 - Timer/Counter 0
38. TC1 - Timer/Counter 1
39. GND - Ground
40. VCC - Supply Voltage

Functional Features

The IS82C55A-5 offers the following functional features:

1. I/O Modes: It supports three modes of operation - mode 0 (basic input/output), mode 1 (strobe input/output), and mode 2 (bidirectional bus).
2. Interrupts: The IC provides three interrupt inputs, allowing efficient handling of external events.
3. Timer/Counters: It includes two timer/counters that can be utilized for various timing and counting applications.
4. Handshake Signals: The IS82C55A-5 incorporates handshake signals to ensure reliable data transfer between the IC and other devices.
5. Control Registers: It contains control registers that enable configuration and programming of the IC's functionalities.

Advantages and Disadvantages

Advantages

• Versatility: The programmable nature of the IS82C55A-5 makes it adaptable to different system requirements.
• High-speed operation: Its ability to operate at a high clock frequency allows for efficient data transfer.
• Robustness: The IC is known for its reliability and durability