The GAL20V8A-15LPI is a high-performance, low-power Generic Array Logic (GAL) device manufactured by Lattice Semiconductor Corporation. It is an electrically erasable programmable logic device (EEPLD) that offers a versatile and cost-effective solution for various digital logic applications.

Applications

• Address Decoding
• State Machine Implementation
• Peripheral Control
• Glue Logic Replacement
• Custom Logic Functions

Features

• Architecture: GAL20V8
• Output Logic Macrocells (OLMCs): 8
• Propagation Delay: 15 ns
• Power Consumption: Low Power (LPI)
• Operating Voltage: 5V
• Reprogrammability: Electrically Erasable (EEPROM Technology)
• Output Configuration: Programmable Output Enable/Disable
• Package: DIP-24 (Dual In-Line Package)

Benefits

• Flexibility: Programmable logic allows for easy adaptation to different circuit requirements and design changes.
• Performance: A 15 ns propagation delay enables fast switching speeds for demanding applications.
• Low Power: The LPI designation indicates low power consumption, making it suitable for battery-powered or energy-sensitive applications.
• Reprogrammable: EEPROM technology allows for in-circuit programming and reprogramming, simplifying design iterations and field updates.
• Cost-Effective: GAL devices offer a cost-effective alternative to discrete logic gates, reducing component count and board space.

Additional Details

The GAL20V8A-15LPI is a widely used programmable logic device known for its flexibility and ease of use. The '20V8' designation refers to its architecture, providing 20 input pins and 8 configurable output macrocells. These macrocells can be programmed to function as either combinatorial or registered outputs, allowing for a wide range of logic functions to be implemented. The electrically erasable feature allows for the device to be reprogrammed multiple times, making it suitable for prototyping and iterative design processes. Its low power consumption makes it a good choice for portable devices or systems where power efficiency is a concern. Its applications range from simple address decoding to complex state machine implementations. The device is typically programmed using standard GAL programming tools and development environments.