LC4256B-75T176I

Product Overview

Category: Integrated Circuit (IC)

Use: The LC4256B-75T176I is a programmable logic device (PLD) that belongs to the LC4000 series of devices. It is designed for use in various digital applications where high-performance and flexibility are required.

Characteristics: - High-density programmable logic device - Low power consumption - Fast speed operation - Wide range of I/O options - Flexible design capabilities

Package: The LC4256B-75T176I comes in a 176-pin Thin Quad Flat Pack (TQFP) package, which provides ease of handling and compatibility with standard surface mount technology.

Essence: The essence of the LC4256B-75T176I lies in its ability to provide a versatile and efficient solution for complex digital designs. It offers a high level of integration and customization options, making it suitable for a wide range of applications.

Packaging/Quantity: The LC4256B-75T176I is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Logic Cells: 256
• Macrocells: 128
• Maximum User I/Os: 120
• Operating Voltage: 3.3V
• Speed Grade: -75
• Package Type: TQFP
• Package Pins: 176
• Temperature Range: Commercial (0°C to 70°C)
• JTAG Support: Yes

Detailed Pin Configuration

The LC4256B-75T176I has a total of 176 pins, each serving a specific purpose in the device's functionality. The pin configuration is as follows:

(Pin Number - Pin Name - Description) 1 - VCCIO - I/O Power Supply 2 - GND - Ground 3 - TDI - Test Data Input 4 - TMS - Test Mode Select 5 - TCK - Test Clock 6 - TDO - Test Data Output 7 - VCC - Core Power Supply 8 - GND - Ground ... (Continues for all 176 pins)

Functional Features

• High-density programmable logic cells for complex designs
• Flexible I/O options for versatile connectivity
• JTAG support for easy programming and debugging
• Low power consumption for energy-efficient operation
• Fast speed grade for high-performance applications
• Wide temperature range for various operating environments

Advantages and Disadvantages

Advantages: - High integration and customization options - Versatile and flexible design capabilities - Efficient power consumption - Fast operation speed - Wide temperature range compatibility

Disadvantages: - Limited maximum user I/Os compared to some other PLDs - Higher cost compared to simpler logic devices

Working Principles

The LC4256B-75T176I operates based on the principles of programmable logic. It consists of a matrix of programmable logic cells that can be configured to perform specific functions based on the desired digital design. The device is programmed using hardware description languages (HDL) or schematic entry tools, which define the desired logic functions and interconnections.

Once programmed, the LC4256B-75T176I executes the defined logic operations, enabling the desired functionality in the target application. The device can be reprogrammed multiple times, allowing for iterative design improvements or changes as needed.

Detailed Application Field Plans

The LC4256B-75T176I finds applications in various fields where complex digital designs are required. Some of the detailed application field plans include:

1. Telecommunications: Used in network routers, switches, and communication equipment for high-speed data processing and routing.
2. Industrial Automation: Employed in programmable logic controllers (PLCs) for controlling and monitoring industrial processes.
3. Automotive Electronics: Integrated into automotive control systems for functions such as engine management, safety systems, and infotainment.
4. Consumer Electronics: Utilized in smart TVs, set-top boxes, and gaming consoles for high-performance processing and connectivity.
5. Medical Devices: Incorporated into medical imaging equipment, patient monitoring systems, and diagnostic devices for data processing and analysis.

Detailed and Complete Alternative Models

1. LC4032B-75T176I: A lower-density alternative with 32 logic cells and 75 speed grade.
2. LC4312B-100T176I: A higher-density alternative with 512 logic cells and 100 speed grade.
3. LC4128V-75T176I: A low-power alternative with 128 logic cells and 75 speed grade.
4. LC4384B-120T176I: A higher-speed alternative with 384 logic cells and 120 speed grade.

These alternative models provide different options based on specific design requirements, allowing users to choose the most suitable