GAL16V8D-25LJN

Product Overview

Category

The GAL16V8D-25LJN belongs to the category of programmable logic devices (PLDs).

Use

This device is commonly used in digital circuit design and implementation. It provides a flexible and customizable solution for various applications.

Characteristics

• Programmable: The GAL16V8D-25LJN can be programmed to perform specific logic functions, allowing for customization.
• High-Speed Operation: With a maximum propagation delay of 25 nanoseconds, this device offers fast operation.
• Low Power Consumption: The GAL16V8D-25LJN is designed to minimize power consumption, making it suitable for battery-powered applications.
• Versatile I/O Capability: It features 16 input/output pins, providing flexibility in connecting with other components.

Package

The GAL16V8D-25LJN is available in a PLCC-20 package, which stands for Plastic Leaded Chip Carrier. This package offers protection and ease of handling during assembly.

Essence

The essence of GAL16V8D-25LJN lies in its ability to provide reconfigurable logic functions, enabling designers to implement complex digital circuits efficiently.

Packaging/Quantity

The GAL16V8D-25LJN is typically packaged in tubes or trays, containing multiple units per package. The exact quantity may vary depending on the supplier.

Specifications

• Maximum Operating Frequency: 25 MHz
• Number of Inputs/Outputs: 16
• Supply Voltage: 4.5V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Programming Technology: Electrically Erasable Programmable Logic Device (EEPROM)

Detailed Pin Configuration

The GAL16V8D-25LJN has a total of 20 pins, which are assigned specific functions as follows:

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. I/O10: Input/Output Pin 10
13. I/O11: Input/Output Pin 11
14. I/O12: Input/Output Pin 12
15. I/O13: Input/Output Pin 13
16. I/O14: Input/Output Pin 14
17. I/O15: Input/Output Pin 15
18. VCC: Supply Voltage
19. /OE: Output Enable
20. /CE: Chip Enable

Functional Features

• Reconfigurable Logic: The GAL16V8D-25LJN can be programmed to implement various logic functions, such as AND, OR, XOR, and more.
• Macrocell Structure: It consists of multiple macrocells that can be individually configured, allowing for complex circuit designs.
• Registered Outputs: The device offers registered outputs, ensuring synchronized and reliable signal propagation.

Advantages and Disadvantages

Advantages

• Flexibility: The GAL16V8D-25LJN's programmability allows for customization and adaptation to different design requirements.
• Time-to-Market: With its reprogrammable nature, it reduces the time required for designing and prototyping digital circuits.
• Cost-Effective: By eliminating the need for custom-designed integrated circuits, it offers a cost-effective solution.

Disadvantages

• Limited Complexity: The GAL16V8D-25LJN has a limited number of macrocells, which may restrict the complexity of designs that can be implemented.
• Propagation Delay: Although relatively fast, the device has a maximum propagation delay of 25 nanoseconds, which may impact certain high-speed applications.

Working Principles

The GAL16V8D-25LJN operates based on the principles of programmable logic. It consists of an array of configurable logic cells interconnected to form the desired circuit. These cells can be programmed using specialized software tools, which generate a binary file that defines the desired logic functions. Once programmed, the GAL16V8D-25LJN executes the specified logic operations in response to input signals.

Detailed Application Field Plans

The GAL16V8D-25LJN finds application in various fields, including:

1. Digital Signal Processing: It can be used in