The GAL16V8B-25QJI is a popular Generic Array Logic (GAL) device from Lattice Semiconductor Corporation. It is an electrically erasable programmable logic device (EEPLD), offering a flexible and cost-effective solution for implementing various logic functions. The '25' in the part number indicates a propagation delay of 25 nanoseconds.

Applications

• Address Decoding
• Combinatorial Logic Functions
• State Machine Implementation
• Peripheral Device Control
• Glue Logic

Features

• Electrically Erasable and Reprogrammable: Allows for easy design changes and updates.
• Low Power Consumption: Consumes minimal power, making it suitable for battery-powered applications.
• 25ns Propagation Delay: Provides fast switching speeds for high-performance applications.
• Output Logic Macrocell (OLMC) Configuration: Offers flexible output configuration options to implement various logic functions.
• UV Erasable Version Available: Some versions are UV erasable, providing an alternative programming method.

Benefits

• Design Flexibility: Allows for easy implementation of complex logic functions.
• Reduced Development Time: Simplifies prototyping and design iterations.
• Lower System Cost: Provides a cost-effective alternative to discrete logic components.
• Simplified Board Layout: Reduces the number of components required on the PCB.
• Improved System Reliability: Eliminates the need for multiple discrete components, improving overall system reliability.

Additional Details

The GAL16V8B-25QJI is typically housed in a PLCC (Plastic Leaded Chip Carrier) package. The OLMC (Output Logic Macro Cell) allows each output to be configured as either combinatorial or registered, providing a high degree of flexibility. The device can be programmed using standard logic programmers. It's a versatile device commonly used in a wide range of digital logic applications.