The LC4128V-75T128E is a high-performance, low-voltage in-system programmable Complex Programmable Logic Device (CPLD) from Lattice Semiconductor Corporation. It is designed for a wide range of digital logic applications, offering a flexible and efficient solution for implementing custom logic functions.

Applications

• Address decoding
• Glue logic
• State machine implementation
• Interface bridging
• Peripheral control
• Data path control
• Consumer electronics

Features

• 128 Macrocells: Provides a large amount of programmable logic resources.
• 75 MHz Maximum Operating Frequency: Enables high-speed operation for demanding applications.
• Low Voltage Operation: Reduces power consumption and simplifies system design.
• In-System Programmability (ISP): Allows for easy programming and reprogramming without removing the device from the circuit board.
• 128-pin TQFP Package: Offers a compact and easy-to-use surface mount package.
• Global Clock Network: Provides a low-skew clock distribution for synchronous designs.

Benefits

• Flexibility: Can be easily reconfigured to implement different logic functions, reducing development time and cost.
• High Performance: Enables high-speed operation for demanding applications.
• Low Power Consumption: Reduces power consumption and extends battery life in portable devices.
• Reduced Board Space: The compact TQFP package minimizes board space requirements.
• Easy Prototyping: In-system programmability allows for rapid prototyping and design iteration.

Additional Details

The LC4128V-75T128E CPLD utilizes a Programmable Logic Array (PLA) architecture, which allows for a high degree of flexibility in implementing custom logic functions. The device is programmed using industry-standard programming tools, such as Lattice's ispLEVER or Diamond software. The device also features built-in JTAG boundary scan for easy testing and debugging. The operating voltage typically ranges from 3.0V to 3.6V. Refer to the manufacturer's datasheet for detailed specifications, timing diagrams, and programming instructions. This CPLD is suitable for various applications requiring programmable logic, offering a balance of performance, flexibility, and low power consumption.