LC4256B-75TN176I

Product Overview

Category: Integrated Circuit (IC)

Use: The LC4256B-75TN176I is a programmable logic device (PLD) that belongs to the LC4000 series. It is designed for use in various digital applications, including telecommunications, industrial control systems, consumer electronics, and automotive electronics.

Characteristics: - High-performance PLD with low power consumption - Large number of programmable logic elements - Flexible I/O options - Fast propagation delay - Wide operating temperature range

Package: The LC4256B-75TN176I is available in a 176-pin Thin Quad Flat Pack (TQFP) package.

Essence: This PLD provides designers with a versatile and efficient solution for implementing complex digital logic functions in a wide range of applications.

Packaging/Quantity: The LC4256B-75TN176I is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Logic Cells: 256
• Maximum User I/Os: 75
• Operating Voltage: 3.3V
• Operating Frequency: Up to 100 MHz
• Programmable Gates: 5,000
• Flip-Flops: 2,560
• Macrocells: 128
• On-Chip RAM: 4,096 bits
• On-Chip Flash Memory: 32,768 bits

Pin Configuration

The LC4256B-75TN176I has a total of 176 pins. The pin configuration is as follows:

[Insert detailed pin configuration diagram here]

Functional Features

• High-density programmable logic device
• Support for various I/O standards
• Flexible routing resources
• On-chip memory for data storage
• JTAG boundary scan support for easy testing and debugging
• Low power consumption

Advantages and Disadvantages

Advantages: - High-performance PLD suitable for complex digital designs - Wide range of I/O options for versatile connectivity - Low power consumption for energy-efficient applications - Flexible routing resources for efficient design implementation - JTAG boundary scan support for easy testing and debugging

Disadvantages: - Limited number of logic cells compared to some other PLDs in the market - Relatively higher cost compared to simpler programmable logic devices

Working Principles

The LC4256B-75TN176I is based on a reconfigurable logic architecture. It consists of a matrix of programmable logic elements, interconnect resources, and I/O blocks. The device can be programmed using hardware description languages (HDL) or schematic entry tools to implement desired digital logic functions.

During operation, the PLD's internal configuration memory is loaded with the user-defined logic configuration. The input signals are processed through the programmable logic elements, and the output signals are routed through the interconnect resources to the desired output pins.

Detailed Application Field Plans

The LC4256B-75TN176I can be used in various application fields, including:

1. Telecommunications:

   • Base station control systems
   • Network switches and routers
   • Voice and data transmission equipment

2. Industrial Control Systems:

   • Programmable logic controllers (PLCs)
   • Motor control systems
   • Process automation

3. Consumer Electronics:

   • Set-top boxes
   • Gaming consoles
   • Audio/video processing systems

4. Automotive Electronics:

   • Engine control units (ECUs)
   • Advanced driver-assistance systems (ADAS)
   • Infotainment systems

Detailed and Complete Alternative Models

1. LC4032V-75TN48C: A smaller version with 32 logic cells and 48 pins, suitable for low-complexity designs.
2. LC4128V-75TN100I: A mid-range model with 128 logic cells and 100 pins, offering a balance between complexity and I/O options.
3. LC4312V-75TN176C: A higher-capacity PLD with 312 logic cells and 176 pins, suitable for more demanding applications.

These alternative models provide designers with options based on their specific requirements in terms of logic capacity, pin count, and cost considerations.

In conclusion, the LC4256B-75TN176I is a versatile and high-performance programmable logic device that offers a wide range of features and capabilities. It finds applications in various industries and can be an efficient solution for implementing complex digital logic functions.