Encyclopedia Entry: 74FCT574CTQG

Product Overview

Category

The 74FCT574CTQG belongs to the category of integrated circuits (ICs) and specifically falls under the family of flip-flops.

Use

This IC is commonly used in digital electronic systems for storing and transferring data. It serves as an octal D-type flip-flop with a transparent latch.

Characteristics

• Octal D-type flip-flop with transparent latch
• High-speed operation
• Low power consumption
• Wide operating voltage range
• Compatible with various logic families
• Available in surface mount packages

Package and Quantity

The 74FCT574CTQG is typically packaged in a 20-pin plastic dual in-line package (PDIP). It is supplied in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 3.5ns (max)
• Output Current: ±24mA

Pin Configuration

The pin configuration of the 74FCT574CTQG is as follows:

+---+--+---+ Q0 |1 +--+ 20| VCC Q1 |2 19| D7 Q2 |3 18| D6 Q3 |4 17| D5 Q4 |5 16| D4 Q5 |6 15| D3 Q6 |7 14| D2 Q7 |8 13| D1 GND |9 12| D0 CP |10 11| OE# +----------+

Functional Features

The 74FCT574CTQG offers the following functional features:

• Octal D-type flip-flop with transparent latch functionality
• High-speed operation allows for efficient data transfer
• Transparent latch enables real-time data storage and retrieval
• Output enable (OE#) pin provides control over data output
• Compatible with various logic families, facilitating integration into different systems

Advantages and Disadvantages

Advantages

• High-speed operation ensures efficient data processing
• Low power consumption contributes to energy efficiency
• Wide operating voltage range enhances compatibility
• Transparent latch enables real-time data storage and retrieval

Disadvantages

• Limited number of flip-flops in a single IC package
• Requires external components for complete system implementation

Working Principles

The 74FCT574CTQG operates based on the principles of flip-flops and transparent latches. It stores and transfers data using D-type flip-flops, which are controlled by clock signals. The transparent latch functionality allows for real-time data storage and retrieval.

Application Field Plans

The 74FCT574CTQG finds applications in various digital electronic systems, including but not limited to: - Microprocessors and microcontrollers - Data communication systems - Memory modules - Industrial automation systems - Consumer electronics

Alternative Models

Alternative models that offer similar functionality to the 74FCT574CTQG include: - SN74FCT574TQ: Texas Instruments - MC74FCT574AN: ON Semiconductor - CD74FCT574E: Texas Instruments - 74ACT574SC: Fairchild Semiconductor

These alternative models can be considered based on specific requirements and availability.

In conclusion, the 74FCT574CTQG is a high-speed octal D-type flip-flop with transparent latch functionality. It offers advantages such as efficient data transfer, low power consumption, and compatibility with various logic families. However, it has limitations in terms of the number of flip-flops per package and requires external components for complete system implementation. This IC finds applications in diverse digital electronic systems and has alternative models available from different manufacturers.