The GAL22V10B-15HJ is a high-performance EEPROM-based Programmable Logic Device (PLD) from Lattice Semiconductor. It's a versatile chip designed to implement a wide range of custom logic functions, offering a flexible solution for digital circuit design. The device is electrically erasable and reprogrammable, making it ideal for prototyping and design iterations.

Applications

• Complex Address Decoding: Efficiently decodes memory addresses in embedded systems.
• Sophisticated Glue Logic: Provides complex interface logic between various digital components.
• Advanced State Machines: Implements complex sequential logic for controllers and interfaces.
• Peripheral Control and Interfacing: Manages communication and control of numerous external devices.
• Custom Logic Functions: Tailored logic implementation in various electronic systems.

Features

• EEPROM Technology: Electrically Erasable and Reprogrammable, enabling in-system programming and easy design updates.
• 22 Inputs and 10 Outputs: Provides a rich architecture for implementing complex logic functions.
• Programmable Output Enable Control: Allows enabling or disabling individual outputs for greater flexibility.
• Low Power Consumption: Minimizes power requirements, suitable for battery-powered and energy-sensitive applications.
• Fast Propagation Delay (15ns): Enables high-speed operation for demanding applications.
• Flexible Output Macrocells: Each output can be configured as registered, combinatorial, or input.

Benefits

• Design Adaptability: Reprogrammable nature allows for quick modifications and design optimizations without hardware changes.
• Reduced Board Space: Integrates multiple logic functions into a single chip, simplifying board layout and reducing component count.
• Enhanced System Performance: Fast propagation delay supports high-speed system operation.
• Simplified Inventory Management: A single device can be programmed for multiple purposes, reducing the variety of components to stock.
• Lower Power Consumption: Extends battery life in portable applications and reduces overall energy costs.

Technical Specifications

The GAL22V10B-15HJ operates on a 5V power supply. It features a maximum propagation delay of 15ns. Each output macrocell can be individually configured for registered or combinatorial operation. The device is available in various packages. Consult the datasheet for comprehensive specifications, including detailed timing parameters, power consumption characteristics, and pinout information.