LC4256C-75FT256AI

Product Overview

Category: Integrated Circuit (IC)

Use: The LC4256C-75FT256AI is a programmable logic device (PLD) that belongs to the LC4000 series of CPLDs (Complex Programmable Logic Devices). It is designed for digital logic applications and offers high performance and flexibility.

Characteristics: - High-density programmable logic device - Low power consumption - Fast propagation delay - Large number of I/O pins - Flexible design options

Package: The LC4256C-75FT256AI is available in a 256-pin Fine-Pitch Ball Grid Array (FBGA) package. This package provides excellent thermal and electrical performance, ensuring reliable operation in various environments.

Essence: The essence of the LC4256C-75FT256AI lies in its ability to implement complex digital logic functions in a single integrated circuit. It offers designers the flexibility to create custom logic designs tailored to their specific application requirements.

Packaging/Quantity: The LC4256C-75FT256AI is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Maximum Number of User I/Os: 192
• Maximum Number of Macrocells: 256
• Operating Voltage Range: 3.0V to 3.6V
• Operating Temperature Range: -40°C to 85°C
• Speed Grade: 75 (75MHz maximum internal frequency)

Detailed Pin Configuration

The LC4256C-75FT256AI has a total of 256 pins, each serving a specific purpose in the device's functionality. The pin configuration includes dedicated input/output pins, clock pins, power supply pins, and configuration pins. A detailed pinout diagram can be found in the product datasheet.

Functional Features

• Programmable Logic: The LC4256C-75FT256AI offers a wide range of programmable logic resources, including look-up tables (LUTs), flip-flops, and macrocells. These resources can be configured to implement various digital logic functions.
• Flexible I/O Options: With 192 user I/O pins, the device provides ample connectivity options for interfacing with external devices or other components in a system.
• Embedded Memory: The LC4256C-75FT256AI includes embedded memory blocks that can be used for storing data or implementing memory-based functions.
• Clock Management: The device supports multiple clock inputs and provides dedicated clock management resources, such as phase-locked loops (PLLs) and global clocks, enabling precise timing control.

Advantages and Disadvantages

Advantages: - High-density integration allows for complex logic designs in a single device. - Low power consumption makes it suitable for battery-powered applications. - Fast propagation delay enables high-speed operation. - Flexible design options provide customization possibilities.

Disadvantages: - Limited maximum frequency compared to some higher-end CPLDs. - Higher cost compared to simpler logic devices like basic gates or flip-flops.

Working Principles

The LC4256C-75FT256AI operates based on the principles of programmable logic. It consists of configurable logic blocks (CLBs) that contain look-up tables and flip-flops. These CLBs are interconnected through programmable routing resources, allowing designers to create custom logic circuits by configuring the interconnections and functionality of the CLBs.

During operation, the device is programmed using a hardware description language (HDL) or a schematic entry tool. The programming information is then loaded into the device's configuration memory, which determines the behavior and functionality of the logic circuit implemented within the device.

Detailed Application Field Plans

The LC4256C-75FT256AI finds applications in various fields, including but not limited to: - Industrial automation - Communication systems - Consumer electronics - Automotive electronics - Medical devices

Its high-density integration, flexibility, and performance make it suitable for a wide range of digital logic applications.

Detailed and Complete Alternative Models

• LC4032C-75FTN256AI
• LC4128C-75TN100AI
• LC4384C-75TN176AI
• LC4512C-75TN176AI
• LC4648C-75TN176AI

These alternative models offer similar functionality and characteristics to the LC4256C-75FT256AI, with variations in terms of capacity, package type, or pin count. Designers can choose the most appropriate model based on their specific requirements.

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