GAL22V10D-5LJN

Product Overview

Category

The GAL22V10D-5LJN belongs to the category of programmable logic devices (PLDs).

Use

This device is commonly used in digital electronics and computer systems for implementing various logic functions.

Characteristics

• Programmable: The GAL22V10D-5LJN can be programmed to perform specific logic functions.
• High Density: It offers a high number of gates and flip-flops in a single device.
• Low Power Consumption: This PLD is designed to operate with low power consumption.
• Fast Operation: It provides fast propagation delays, enabling efficient processing of logic operations.

Package

The GAL22V10D-5LJN is available in a 24-pin plastic J-lead chip carrier (PLCC) package.

Essence

The essence of GAL22V10D-5LJN lies in its ability to provide flexible and customizable logic functions within a compact and low-power device.

Packaging/Quantity

This PLD is typically packaged in reels or tubes, with each containing a specified quantity of GAL22V10D-5LJN devices.

Specifications

• Technology: CMOS
• Number of Gates: 22,000
• Number of Flip-Flops: 10
• Operating Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Programming Method: Fuse-link or Flash-based

Detailed Pin Configuration

The GAL22V10D-5LJN has a total of 24 pins, which are assigned specific functions. The pin configuration is as follows:

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

Functional Features

The GAL22V10D-5LJN offers the following functional features:

• Programmable Logic: It can be programmed to implement various logic functions, such as AND, OR, XOR, and more.
• Macrocell Architecture: The device consists of multiple macrocells that can be individually programmed to perform specific functions.
• Output Enable Control: Each output pin can be enabled or disabled based on the desired logic operation.
• Flexible Input/Output Configuration: The device supports bidirectional I/O pins, allowing for versatile interfacing with other components.

Advantages and Disadvantages

Advantages

• Flexibility: The GAL22V10D-5LJN provides the flexibility to implement custom logic functions according to specific requirements.
• Compact Size: It offers a high gate count and flip-flop capacity in a small package, saving board space.
• Low Power Consumption: The device operates with low power consumption, making it suitable for battery-powered applications.

Disadvantages

• Limited Complexity: The GAL22V10D-5LJN has a limited number of gates and flip-flops, which may restrict the complexity of logic functions that can be implemented.
• One-Time Programmability: Once programmed, the device cannot be reprogrammed, requiring careful design and verification before programming.

Working Principles

The GAL22V10D-5LJN utilizes a combination of programmable AND and OR arrays to implement custom logic functions. The programming process involves selectively blowing fuses or modifying flash-based memory cells to configure the desired logic operation within the device. During operation, the inputs are processed through the programmed logic, and the outputs reflect the result of the logic function.

Detailed Application Field Plans

The GAL22V10D-5LJN finds applications in various fields, including:

1. Digital Systems: It is used in microcontrollers, embedded systems,