GAL22V10D-20LJI

Product Overview

Category: Programmable Logic Device (PLD)

Use: The GAL22V10D-20LJI is a high-performance PLD designed for use in various digital logic applications. It offers flexible and customizable logic functions, making it suitable for a wide range of electronic designs.

Characteristics: - High-speed operation - Low power consumption - Wide operating voltage range - Non-volatile memory cells - Easy programmability

Package: The GAL22V10D-20LJI is available in a 24-pin plastic J-Lead chip carrier package.

Essence: This PLD is based on the Electrically Erasable Programmable Read-Only Memory (EEPROM) technology, allowing users to reprogram the device multiple times.

Packaging/Quantity: The GAL22V10D-20LJI is typically sold in reels or tubes, with a quantity of 100 units per reel/tube.

Specifications

• Operating Voltage Range: 4.5V to 5.5V
• Maximum Operating Frequency: 20 MHz
• Number of Inputs: 22
• Number of Outputs: 10
• Programmable Macrocell: Yes
• Maximum User-Programmable Gates: 22

Detailed Pin Configuration

The GAL22V10D-20LJI has a total of 24 pins, each serving a specific function. Here is the detailed pin configuration:

1. GND - Ground
2. I/O0 - Input/Output Pin 0
3. I/O1 - Input/Output Pin 1
4. I/O2 - Input/Output Pin 2
5. I/O3 - Input/Output Pin 3
6. I/O4 - Input/Output Pin 4
7. I/O5 - Input/Output Pin 5
8. I/O6 - Input/Output Pin 6
9. I/O7 - Input/Output Pin 7
10. I/O8 - Input/Output Pin 8
11. I/O9 - Input/Output Pin 9
12. GND - Ground
13. I/O10 - Input/Output Pin 10
14. I/O11 - Input/Output Pin 11
15. I/O12 - Input/Output Pin 12
16. I/O13 - Input/Output Pin 13
17. I/O14 - Input/Output Pin 14
18. I/O15 - Input/Output Pin 15
19. I/O16 - Input/Output Pin 16
20. I/O17 - Input/Output Pin 17
21. I/O18 - Input/Output Pin 18
22. I/O19 - Input/Output Pin 19
23. VCC - Power Supply
24. /OE - Output Enable

Functional Features

• Programmable Logic: The GAL22V10D-20LJI allows users to program custom logic functions, providing flexibility in designing digital circuits.
• Non-volatile Memory: The device retains its programmed configuration even when power is removed, ensuring reliability and ease of use.
• High-Speed Operation: With a maximum operating frequency of 20 MHz, the GAL22V10D-20LJI can handle demanding applications that require fast response times.
• Low Power Consumption: The PLD is designed to minimize power consumption, making it suitable for battery-powered devices or energy-efficient systems.

Advantages and Disadvantages

Advantages: - Flexibility in logic design - Reprogrammable multiple times - Reliable non-volatile memory - High-speed operation - Low power consumption

Disadvantages: - Limited number of user-programmable gates - Requires programming equipment for configuration changes

Working Principles

The GAL22V10D-20LJI operates based on the principle of electrically erasable programmable read-only memory (EEPROM). The device consists of a matrix of programmable AND/OR gates that can be configured to implement various logic functions. The desired logic configuration is programmed into the non-volatile memory cells using specialized programming equipment. Once programmed, the GAL22V10D-20LJI retains its configuration even when power is removed.

Detailed Application Field Plans

The GAL22V10D-20LJI finds applications in a wide range of digital systems, including but not limited to: - Microprocessor-based systems - Communication devices - Industrial control systems - Automotive electronics - Consumer electronics

Its flexibility and customizable logic functions make it suitable for diverse applications where specific logic requirements need to be met.

Alternative Models

Here are some alternative models that offer similar functionality to the GAL22V10D-20LJI: - GAL16V8D-15LJN - GAL