The EPM7128ELI84-20N is a member of the MAX 7000 family of programmable logic devices (PLDs) from Intel (formerly Altera). This device is designed for a wide range of applications requiring flexible and configurable logic.

Applications

• Address decoding: Implementing address decoding for memory and peripheral devices.
• Glue logic: Interconnecting various components and interfaces in a system.
• Peripheral control: Managing the operation of peripheral devices.
• State machines: Implementing complex state machine logic.
• Interface bridging: Connecting different communication protocols like UART, SPI, and I2C.
• Industrial control systems: Used in programmable logic controllers (PLCs) and other automation equipment.
• Networking equipment: Implemented in various networking devices for control and management.

Features

• 128 macrocells: Provides a substantial amount of logic resources for complex designs.
• 2500 usable gates: Represents the equivalent gate count of the device.
• 84-pin PLCC package: A through-hole package suitable for prototyping and production.
• High-speed performance: The '-20N' indicates a specific speed grade for the device.
• Programmable interconnect array (PIA): Allows for flexible routing of signals within the device.
• Global clock network: Ensures low-skew clock distribution for synchronized operation.
• In-system programmability (ISP): Enables easy reprogramming of the device while installed in the system.
• 5V operation: Operates at a standard 5V power supply.

Benefits

• Reduced system cost: Integrates multiple logic functions into a single device, minimizing component count and board space.
• Increased design flexibility: Allows for easy modification and customization of logic functions.
• Faster time-to-market: In-system programmability speeds up prototyping and deployment.
• Improved performance: High-speed operation and flexible interconnect contribute to enhanced system performance.
• Enhanced reliability: Reduces the potential for wiring errors and component failures.

Additional Details

The EPM7128ELI84-20N offers a balance between logic density, performance, and cost. It is typically programmed using Intel's Quartus Prime development software, which provides a comprehensive suite of tools for design entry, simulation, and programming.

The 'ELI' in the part number likely refers to the package type and temperature range specifications, while '-20N' signifies a specific speed grade. Consult the official Intel datasheet for detailed and accurate specifications.