Encyclopedia Entry: 74FCT3573AQG8

Product Overview

Category

The 74FCT3573AQG8 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 manipulating binary data. It serves as a latch or a register, allowing the storage and transfer of information within a circuit.

Characteristics

• The 74FCT3573AQG8 is a D-type transparent latch with three-state outputs.
• It operates on a wide supply voltage range of 4.5V to 5.5V.
• This IC offers high-speed performance, making it suitable for applications requiring quick data transfer.
• It has a low power consumption, contributing to energy-efficient designs.
• The latch is designed to be compatible with various logic families, including TTL and CMOS.

Package and Quantity

The 74FCT3573AQG8 is available in a standard 20-pin small outline integrated circuit (SOIC) package. It is typically sold in reels or tubes containing multiple units, with quantities varying based on the supplier and customer requirements.

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
• Maximum Clock Frequency: 100MHz
• Propagation Delay Time: 6ns (typical)
• Output Drive Capability: ±24mA

Pin Configuration

The 74FCT3573AQG8 features a 20-pin SOIC package with the following pin configuration:

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

Functional Features

• Transparent Latch: The 74FCT3573AQG8 operates as a transparent latch, allowing data to pass through when the latch enable (LE) input is high.
• Three-State Outputs: It provides three-state outputs, enabling multiple devices to share a common bus without interference.
• Master Reset (MR): The master reset input resets the latch to its default state when activated.
• Output Enable (OE): The output enable input controls the activation of the latch outputs.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data transfer.
• Low power consumption contributes to energy-efficient designs.
• Compatibility with various logic families allows for versatile integration into different systems.
• Three-state outputs facilitate bus sharing in complex circuits.

Disadvantages

• Limited voltage range may restrict compatibility with certain applications.
• Sensitivity to electrostatic discharge (ESD) requires proper handling during installation and usage.

Working Principles

The 74FCT3573AQG8 functions as a transparent latch by storing and transferring binary data. When the latch enable (LE) input is high, the data inputs (D1-D7) are transferred to the corresponding outputs (Q1-Q7). The latch remains transparent as long as the LE input is active. The master reset (MR) input resets the latch to its default state, and the output enable (OE) input controls the activation of the latch outputs.

Application Field Plans

The 74FCT3573AQG8 finds applications in various digital electronic systems, including but not limited to: - Microprocessors and microcontrollers - Data storage devices - Communication systems - Industrial automation - Automotive electronics

Alternative Models

Several alternative models with similar functionality are available in the market. Some notable alternatives to the 74FCT3573AQG8 include: - SN74LS373: A popular TTL latch with similar characteristics. - CD4013B: A CMOS-based flip-flop offering comparable features. - MC74HC573A: A high-speed CMOS latch suitable for demanding applications.

These alternative models provide designers with options based on specific requirements and compatibility with existing circuitry.

In conclusion, the 74FCT3573AQG8 is a versatile integrated circuit belonging to the flip-flop family. Its high-speed operation, low power consumption, and compatibility with different logic families make it suitable for various digital electronic systems