GAL20V8B-25LP

Product Overview

Category

The GAL20V8B-25LP belongs to the category of programmable logic devices (PLDs).

Use

It is commonly used in digital circuit design and implementation.

Characteristics

• Programmable: The GAL20V8B-25LP can be programmed to perform specific logic functions.
• Low power consumption: It operates at a low power voltage, making it energy-efficient.
• High speed: The device offers fast operation, enabling quick processing of logic functions.
• Versatile: It can be used in various applications due to its programmability.

Package

The GAL20V8B-25LP comes in a small form factor package, which makes it suitable for space-constrained designs.

Essence

The essence of GAL20V8B-25LP lies in its ability to provide flexible and customizable logic functions through programming.

Packaging/Quantity

This product is typically packaged in tubes or trays, with each containing a specific quantity of GAL20V8B-25LP devices.

Specifications

• Operating Voltage: 5V
• Speed Grade: 25ns
• Number of Inputs: 24
• Number of Outputs: 8
• Maximum Logic Cells: 20
• Programming Technology: PAL (Programmable Array Logic)

Detailed Pin Configuration

The GAL20V8B-25LP has a total of 28 pins. 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. VCC (Power Supply)
11. OE (Output Enable)
12. CE1 (Chip Enable 1)
13. CE2 (Chip Enable 2)
14. GND (Ground)
15. I/O8 (Input/Output 8)
16. I/O9 (Input/Output 9)
17. I/O10 (Input/Output 10)
18. I/O11 (Input/Output 11)
19. I/O12 (Input/Output 12)
20. I/O13 (Input/Output 13)
21. I/O14 (Input/Output 14)
22. I/O15 (Input/Output 15)
23. I/O16 (Input/Output 16)
24. I/O17 (Input/Output 17)
25. I/O18 (Input/Output 18)
26. I/O19 (Input/Output 19)
27. I/O20 (Input/Output 20)
28. GND (Ground)

Functional Features

The GAL20V8B-25LP offers the following functional features:

• Programmability: It can be programmed to implement various logic functions.
• Output Enable (OE): Allows enabling or disabling the output of the device.
• Chip Enable (CE1 and CE2): Enables or disables the operation of the chip.
• High-Speed Operation: The device operates at a high speed, ensuring efficient logic processing.

Advantages and Disadvantages

Advantages

• Flexibility: The GAL20V8B-25LP's programmability allows for customization and adaptability in different applications.
• Compact Size: Its small form factor makes it suitable for space-constrained designs.
• Low Power Consumption: The device operates at a low power voltage, resulting in energy efficiency.

Disadvantages

• Limited Logic Cells: The GAL20V8B-25LP has a maximum of 20 logic cells, which may restrict complex designs.
• Programming Complexity: Programming the device requires expertise and knowledge of hardware description languages.

Working Principles

The GAL20V8B-25LP operates based on the principles of programmable logic. It consists of an array of logic cells that can be programmed to perform specific logic functions. These logic functions are determined by the configuration data loaded into the device during programming. When the device receives input signals, it processes them according to the programmed logic, producing the desired output signals.

Detailed Application Field Plans

The GAL20V8B-25LP finds applications in various fields, including:

1. Digital Circuit Design: It is widely used in designing digital circuits for applications such as microcontrollers, FPGAs, and communication systems.
2. Embedded Systems: The device can be utilized in embedded systems for controlling and managing different functionalities.
3. Industrial Automation: It plays a crucial role in industrial automation systems, enabling efficient control and monitoring of processes.
4. Consumer Electronics