GAL16LV8D-5LJN

Product Overview

Category: Programmable Logic Device (PLD)

Use: The GAL16LV8D-5LJN is a high-performance PLD designed for use in various digital logic applications. It offers flexibility and versatility, allowing users to program the device according to their specific requirements.

Characteristics: - Low power consumption - High-speed operation - Wide operating voltage range - Non-volatile memory technology - Easy programming and reprogramming capabilities

Package: The GAL16LV8D-5LJN is available in a 20-pin plastic leaded chip carrier (PLCC) package. This package provides protection and easy handling of the device.

Essence: The essence of GAL16LV8D-5LJN lies in its ability to provide programmable logic functions, enabling designers to implement complex digital circuits without the need for custom-designed integrated circuits.

Packaging/Quantity: The GAL16LV8D-5LJN is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Operating Voltage Range: 4.5V to 5.5V
• Maximum Operating Frequency: 125 MHz
• Number of Inputs: 16
• Number of Outputs: 8
• Programmable Macrocell Flip-Flops: 8
• Maximum User-Programmable Gates: 32
• Programming Technology: Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Programming Interface: JTAG (Joint Test Action Group)

Pin Configuration

The GAL16LV8D-5LJN has a total of 20 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. CE1 - Chip Enable 1
12. CE2 - Chip Enable 2
13. OE - Output Enable
14. CLK - Clock Input
15. TCK - Test Clock Input
16. TDI - Test Data Input
17. TDO - Test Data Output
18. TMS - Test Mode Select
19. NC - No Connection
20. GND - Ground

Functional Features

• Programmable Logic: The GAL16LV8D-5LJN allows users to program the device to implement various logic functions, such as AND, OR, XOR, and more.
• Macrocell Flip-Flops: The device includes eight user-programmable flip-flops that can be configured to store and manipulate data.
• High-Speed Operation: With a maximum operating frequency of 125 MHz, the GAL16LV8D-5LJN can handle complex digital circuits with fast switching times.
• Non-Volatile Memory: The EEPROM technology used in this PLD ensures that the programmed configuration remains intact even when power is removed.

Advantages and Disadvantages

Advantages: - Flexibility: The GAL16LV8D-5LJN offers flexibility in designing digital circuits, allowing for customization based on specific requirements. - Cost-Effective: By using programmable logic devices like GAL16LV8D-5LJN, designers can avoid the need for custom-designed integrated circuits, reducing development costs. - Reprogrammability: The device can be reprogrammed multiple times, enabling iterative design improvements and easy updates.

Disadvantages: - Limited Complexity: While the GAL16LV8D-5LJN is capable of implementing various logic functions, it has a limited number of gates and flip-flops, which may restrict the complexity of the circuits that can be designed. - Programming Expertise Required: Proper programming knowledge and tools are necessary to utilize the full potential of the device, which may pose a challenge for beginners.

Working Principles

The GAL16LV8D-5LJN operates based on the principles of programmable logic. It consists of a matrix of programmable AND gates followed by programmable OR gates. The inputs to these gates are controlled by the user-programmed configuration stored in the non-volatile memory. The output of the GAL16LV8D-5LJN is determined by the combination of inputs and the programmed logic equations.

Application Field Plans

The GAL16LV8D-5LJN finds applications in various fields, including: 1.