LC4128B-27T100C

Product Overview

Category: Integrated Circuit (IC)

Use: The LC4128B-27T100C is a programmable logic device (PLD) that belongs to the family of Complex Programmable Logic Devices (CPLDs). It is designed for digital circuit applications and offers high performance and flexibility.

Characteristics: - High-speed operation - Low power consumption - Large number of programmable logic elements - Flexible pin configuration - Wide operating temperature range

Package: The LC4128B-27T100C is available in a 100-pin Thin Quad Flat Pack (TQFP) package. This package provides a compact and reliable solution for integrating the IC into various electronic systems.

Essence: The essence of the LC4128B-27T100C lies in its ability to provide reconfigurable logic functions, allowing designers to implement complex digital circuits with ease.

Packaging/Quantity: The LC4128B-27T100C is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Operating Voltage: 2.5V - 3.3V
• Operating Temperature: -40°C to +85°C
• Speed Grade: 27T (maximum operating frequency of 27 MHz)
• Number of Logic Cells: 128
• Number of I/O Pins: 100
• Programmable Macrocells: 64
• On-Chip Memory: 1,024 bits
• JTAG Boundary Scan Support: Yes

Pin Configuration

The LC4128B-27T100C has a total of 100 pins, which are assigned different functions based on their configuration. The detailed pin configuration can be found in the datasheet provided by the manufacturer.

Functional Features

The LC4128B-27T100C offers several functional features that make it a versatile choice for digital circuit design:

1. Programmable Logic: The device allows users to program the logic functions according to their specific requirements, enabling the implementation of complex digital circuits.

2. Macrocells: The 64 programmable macrocells provide additional flexibility by allowing users to define custom logic functions and interconnections.

3. JTAG Boundary Scan: The built-in JTAG boundary scan support facilitates testing and debugging of the device during the development process.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient processing of digital signals. - Low power consumption makes it suitable for battery-powered applications. - Large number of programmable logic elements offer flexibility in circuit design. - Flexible pin configuration allows for easy integration into various systems. - Wide operating temperature range ensures reliable performance in different environments.

Disadvantages: - Limited on-chip memory may require external memory components for certain applications. - Availability of alternative models with higher logic capacity may limit scalability options.

Working Principles

The LC4128B-27T100C operates based on the principles of reconfigurable logic. It consists of a matrix of programmable logic elements interconnected through configurable routing resources. By programming the logic elements and configuring the interconnections, users can define the desired functionality of the device.

Application Field Plans

The LC4128B-27T100C finds applications in various fields, including but not limited to: - Industrial automation - Communication systems - Consumer electronics - Automotive electronics - Medical devices

Its versatility and flexibility make it suitable for a wide range of digital circuit designs in these fields.

Alternative Models

For those seeking alternatives to the LC4128B-27T100C, there are several other CPLDs available in the market with similar capabilities. Some notable alternatives include: - XC9500XL series from Xilinx - MAX II series from Intel (formerly Altera) - CoolRunner-II series from Microchip

These alternative models offer varying logic capacities, package options, and additional features, providing designers with a choice based on their specific requirements.

In conclusion, the LC4128B-27T100C is a versatile programmable logic device that offers high performance, flexibility, and ease of integration. Its wide range of applications and availability of alternative models make it a popular choice among digital circuit designers.

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