LC4256B-5FT256AC

Product Overview

Category: Integrated Circuit (IC)

Use: The LC4256B-5FT256AC is a programmable logic device (PLD) that belongs to the family of Complex Programmable Logic Devices (CPLDs). It is designed for digital logic applications and offers high-performance, low-power consumption, and flexibility in design.

Characteristics: - High-performance CPLD with 256 macrocells - Low power consumption - Flexible and reprogrammable design - Wide range of I/O options - Fast propagation delay

Package: The LC4256B-5FT256AC is available in a 256-pin Fine-Pitch Ball Grid Array (FBGA) package. This package provides excellent thermal performance and allows for easy integration into circuit boards.

Essence: The essence of the LC4256B-5FT256AC lies in its ability to implement complex digital logic functions in a single integrated circuit. It offers designers the flexibility to create custom logic circuits tailored to their specific application requirements.

Packaging/Quantity: The LC4256B-5FT256AC is typically sold in reels or trays, with each reel or tray containing a specified quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Macrocell Count: 256
• Operating Voltage: 3.3V
• Maximum Frequency: 200 MHz
• I/O Standards: LVTTL, LVCMOS, SSTL
• Operating Temperature Range: -40°C to 85°C
• Package Type: 256-pin FBGA

Detailed Pin Configuration

The LC4256B-5FT256AC has a total of 256 pins, each serving a specific purpose in the overall functionality of the device. A detailed pin configuration diagram can be found in the datasheet provided by the manufacturer.

Functional Features

• High-density programmable logic device
• Flexible and reprogrammable design
• Support for various I/O standards
• Fast propagation delay for high-speed applications
• On-chip memory for storing configuration data
• JTAG interface for programming and debugging

Advantages and Disadvantages

Advantages: - High-performance CPLD with a large number of macrocells - Low power consumption, making it suitable for battery-powered devices - Flexible design allows for customization and adaptation to specific requirements - Wide range of I/O options for interfacing with other components - Fast propagation delay enables high-speed operation

Disadvantages: - Limited macrocell count compared to larger FPGA devices - Relatively small package size may limit the complexity of designs - Requires specialized knowledge and tools for programming and development

Working Principles

The LC4256B-5FT256AC operates based on the principles of programmable logic. It consists of an array of configurable logic blocks (CLBs) interconnected through programmable interconnects. The CLBs contain look-up tables (LUTs), flip-flops, and other elements that can be configured to implement desired logic functions.

During operation, the device is programmed with a specific configuration that defines the desired logic circuit. This configuration is stored in on-chip memory and can be modified as needed. The inputs to the device are processed through the configurable logic blocks, and the outputs are generated based on the programmed logic.

Detailed Application Field Plans

The LC4256B-5FT256AC finds applications in various fields where digital logic circuits are required. Some potential application areas include:

1. Communication Systems: The device can be used for protocol conversion, signal processing, and interface control in communication systems.
2. Industrial Automation: It can be employed in industrial control systems for logic-based decision-making and control functions.
3. Consumer Electronics: The LC4256B-5FT256AC can be utilized in devices such as gaming consoles, set-top boxes, and home automation systems.
4. Automotive Electronics: It can be integrated into automotive systems for functions like engine control, driver assistance, and infotainment.

Detailed and Complete Alternative Models

1. Altera MAX V CPLD: Offers similar functionality with a larger macrocell count and additional features.
2. Xilinx CoolRunner-II CPLD: Provides high-performance CPLD capabilities with low power consumption.
3. Lattice MachXO2 CPLD: Offers a wide range of I/O options and is suitable for low-power applications.

These alternative models provide similar programmable logic capabilities and can be considered based on specific project requirements.

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