LC4256B-75TN100C

Product Overview

Category: Integrated Circuit (IC)

Use: The LC4256B-75TN100C is a programmable logic device (PLD) that belongs to the family of Complex Programmable Logic Devices (CPLDs). It is designed for use in various electronic applications where programmable logic functionality is required.

Characteristics: - High-density programmable logic device - Low power consumption - Fast performance - Flexible and reprogrammable - Small form factor - Wide operating temperature range

Package: The LC4256B-75TN100C is available in a 100-pin Thin Quad Flat Pack (TQFP) package, which provides ease of integration into circuit boards.

Essence: The essence of the LC4256B-75TN100C lies in its ability to provide complex programmable logic functions in a compact and efficient manner. It offers designers the flexibility to implement custom logic functions without the need for discrete components.

Packaging/Quantity: The LC4256B-75TN100C is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Maximum Number of User I/Os: 72
• Maximum Number of Macrocells: 256
• Operating Voltage Range: 3.0V to 3.6V
• Operating Temperature Range: -40°C to 85°C
• Speed Grade: 75 (75ns propagation delay)

Detailed Pin Configuration

The LC4256B-75TN100C has a total of 100 pins, each serving a specific purpose. The pin configuration is as follows:

(Pin diagram goes here)

Functional Features

1. Programmability: The LC4256B-75TN100C offers high-level programmability, allowing users to implement custom logic functions according to their specific requirements.
2. Flexible I/Os: With 72 user I/Os, the device provides ample connectivity options for interfacing with other components in the system.
3. Macrocell Architecture: The device incorporates 256 macrocells, which can be individually programmed to perform various logic functions.
4. Low Power Consumption: The LC4256B-75TN100C is designed to operate efficiently with low power consumption, making it suitable for battery-powered applications.
5. Fast Performance: With a speed grade of 75, the device offers fast propagation delay, enabling quick response times in time-critical applications.

Advantages and Disadvantages

Advantages: - High-density programmable logic device - Flexible and reprogrammable - Small form factor - Low power consumption - Fast performance

Disadvantages: - Limited number of user I/Os compared to larger CPLDs - Relatively higher cost compared to simpler programmable logic devices

Working Principles

The LC4256B-75TN100C operates based on the principles of programmable logic. It consists of an array of configurable logic blocks (CLBs) interconnected by a programmable routing matrix. The CLBs contain look-up tables (LUTs), flip-flops, and other elements that can be configured to implement desired logic functions. The programming of the device is typically done using Hardware Description Languages (HDL) or specialized software tools provided by the manufacturer.

Detailed Application Field Plans

The LC4256B-75TN100C finds application in various fields, including but not limited to: 1. Embedded Systems: It can be used in embedded systems to provide custom logic functions for controlling and interfacing with peripheral devices. 2. Communications: The device can be utilized in communication systems for protocol handling, data routing, and signal processing. 3. Industrial Automation: It can be employed in industrial automation systems for control and monitoring purposes. 4. Consumer Electronics: The LC4256B-75TN100C can be integrated into consumer electronic devices to implement specific functionalities.

Detailed and Complete Alternative Models

1. LC4128V-75TN100C: A similar CPLD with a lower density of macrocells but offers the same features and functionality.
2. LC4384B-75TN100C: A higher-density CPLD with more user I/Os and macrocells, suitable for complex applications.
3. LC4032ZC-75TN48C: A smaller form factor CPLD with fewer I/Os and macrocells, ideal for space-constrained designs.

(Note: This is not an exhaustive list of alternative models; there are several other options available in the market.)

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