LC4256V-75T176C

Product Overview

Category: Integrated Circuit (IC)

Use: The LC4256V-75T176C 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 circuit design.

Characteristics: - High-performance CPLD with 256 macrocells - Low power consumption - Flexible and reprogrammable - Wide operating temperature range - Small form factor

Package: The LC4256V-75T176C is available in a 176-pin Thin Quad Flat Pack (TQFP) package. This package provides ease of handling and compatibility with standard surface mount technology.

Essence: The essence of the LC4256V-75T176C 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 LC4256V-75T176C 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
• Operating Temperature Range: -40°C to +85°C
• Speed Grade: 75T
• Package Type: TQFP
• Package Pins: 176

Detailed Pin Configuration

The LC4256V-75T176C has 176 pins, each serving a specific function in the circuit. The pin configuration is as follows:

[Insert detailed pin configuration diagram here]

Functional Features

1. Programmability: The LC4256V-75T176C offers a high degree of programmability, allowing designers to implement custom logic functions.
2. Flexible I/O Configuration: The device supports various I/O standards and can be easily configured to interface with different devices.
3. Clock Management: It provides built-in clock management features, including global and regional clocks, enabling precise timing control.
4. Embedded Memory: The LC4256V-75T176C includes embedded memory blocks that can be used for data storage or as lookup tables.
5. JTAG Boundary Scan: It supports JTAG boundary scan testing, facilitating debugging and verification of the circuit.

Advantages and Disadvantages

Advantages: - High-performance CPLD with a large number of macrocells - Low power consumption, suitable for battery-powered applications - Flexible and reprogrammable, allowing for iterative design changes - Wide operating temperature range, suitable for harsh environments - Small form factor, saving board space

Disadvantages: - Limited number of I/O pins compared to larger CPLDs - Higher cost compared to simpler programmable logic devices - Steeper learning curve for beginners due to its complexity

Working Principles

The LC4256V-75T176C operates based on the principles of digital logic. It consists of an array of configurable logic blocks (CLBs) interconnected through programmable interconnects. These CLBs contain look-up tables (LUTs), flip-flops, and other components that can be programmed to implement desired logic functions.

During operation, the device receives input signals, processes them using the programmed logic functions, and produces output signals accordingly. The configuration of the device is stored in non-volatile memory, allowing it to retain the programmed logic even when powered off.

Detailed Application Field Plans

The LC4256V-75T176C finds applications in various fields, including:

1. Embedded Systems: It is used in the development of embedded systems, such as industrial control systems, automotive electronics, and consumer electronics.
2. Communications: The device is utilized in communication equipment, including routers, switches, and network interface cards.
3. Test and Measurement: It is employed in test and measurement instruments for signal processing, data acquisition, and control functions.
4. Medical Devices: The LC4256V-75T176C is integrated into medical devices for monitoring, diagnostics, and treatment purposes.
5. Aerospace and Defense: It finds applications in aerospace and defense systems, including avionics, radar systems, and missile guidance.

Detailed and Complete Alternative Models

1. LC4128V-75T100C: A similar CPLD with 128 macrocells and a lower pin count.
2. LC4352V-75T176C: A higher-density CPLD with 352 macrocells and the same pin configuration.
3. XC9572XL-10VQG44C: An alternative CPLD from a different manufacturer, offering