GAL16V8D-25QPN

Product Overview

Category

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

Use

It is commonly used in digital circuit design and implementation.

Characteristics

• Programmable: The GAL16V8D-25QPN can be programmed to perform specific logic functions.
• Versatile: It can be used in a wide range of applications due to its programmability.
• High-speed operation: The device operates at a speed of 25 nanoseconds (ns).
• Low power consumption: It consumes minimal power during operation.

Package

The GAL16V8D-25QPN is available in a quad flat package (QFP).

Essence

The essence of GAL16V8D-25QPN lies in its ability to provide flexible and customizable logic functions for various digital circuit designs.

Packaging/Quantity

The device is typically packaged in reels or tubes, with each containing a specific quantity of GAL16V8D-25QPN units.

Specifications

• Operating Voltage: 5V
• Number of Inputs: 16
• Number of Outputs: 8
• Maximum Frequency: 40 MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The GAL16V8D-25QPN 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. I/O8 (Input/Output 8)
12. I/O9 (Input/Output 9)
13. I/O10 (Input/Output 10)
14. I/O11 (Input/Output 11)
15. I/O12 (Input/Output 12)
16. I/O13 (Input/Output 13)
17. I/O14 (Input/Output 14)
18. I/O15 (Input/Output 15)
19. OE (Output Enable)
20. CE (Chip Enable)

Functional Features

• Programmability: The GAL16V8D-25QPN can be programmed using a hardware description language (HDL) or a programming tool provided by the manufacturer.
• Logic Functions: It can implement various logic functions such as AND, OR, XOR, and more.
• Output Enable: The OE pin allows for enabling or disabling the output signals.
• Chip Enable: The CE pin enables or disables the entire chip.

Advantages and Disadvantages

Advantages

• Flexibility: The GAL16V8D-25QPN offers flexibility in designing digital circuits as it can be reprogrammed multiple times.
• Cost-effective: It eliminates the need for custom-designed integrated circuits, reducing overall costs.
• Time-saving: The programmable nature of the device allows for faster prototyping and development cycles.

Disadvantages

• Limited Complexity: The GAL16V8D-25QPN has a limited number of inputs and outputs, which may restrict its use in complex designs.
• Programming Expertise: Proper programming knowledge is required to utilize the device effectively.

Working Principles

The GAL16V8D-25QPN operates based on the principles of combinatorial logic. It consists of a matrix of programmable AND and OR gates, which can be configured to implement desired logic functions. The inputs are fed into the matrix, and the outputs are generated based on the programmed logic equations.

Detailed Application Field Plans

The GAL16V8D-25QPN finds applications in various fields, including:

1. Digital Signal Processing (DSP)
2. Industrial Automation
3. Communication Systems
4. Consumer Electronics
5. Automotive Electronics

Detailed and Complete Alternative Models

1. GAL20V8D-15QPN: Similar to GAL16V8D-25QPN but with additional inputs and outputs.
2. GAL22V10D-10QPN: Offers higher complexity and more inputs/outputs compared to GAL16V8D-25QPN.
3. GAL18V10D-15QPN: Provides intermediate complexity and a balance between inputs/outputs.

These alternative models offer different features and capabilities, allowing designers to choose the most suitable option for their specific requirements.

In conclusion, the GAL16V8D-25QPN is a versatile and programmable logic device that provides