Encyclopedia Entry: 74ACTQ533MTCX

Product Overview

Category

The 74ACTQ533MTCX belongs to the category of integrated circuits (ICs) and specifically falls under the family of octal transparent latches with 3-state outputs.

Use

This product is commonly used in digital systems for storing and transferring data. It provides a convenient way to latch and hold information, allowing for efficient data processing and communication within electronic devices.

Characteristics

• Octal transparent latch: The 74ACTQ533MTCX consists of eight individual transparent latches, each capable of storing one bit of data.
• 3-state outputs: The outputs of this IC can be put into a high-impedance state, enabling multiple devices to share a common bus without interference.
• High-speed operation: With a propagation delay of only a few nanoseconds, this IC is suitable for applications requiring fast data transfer.
• Low power consumption: The 74ACTQ533MTCX is designed to operate efficiently, minimizing power consumption while maintaining reliable performance.

Package and Quantity

The 74ACTQ533MTCX is available in a small outline integrated circuit (SOIC) package. Each package contains one IC.

Specifications

• Supply voltage range: 2.0V to 6.0V
• Input/output voltage range: 0V to VCC
• Operating temperature range: -40°C to +85°C
• Output drive capability: ±24mA
• Maximum propagation delay: 5.5ns

Pin Configuration

The pin configuration of the 74ACTQ533MTCX is as follows:

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

Functional Features

• Transparent latch operation: The 74ACTQ533MTCX allows data to pass through the inputs to the outputs when the latch enable (OE) input is high.
• 3-state outputs: The outputs can be put into a high-impedance state by setting the OE input low, enabling multiple devices to share a common bus without interference.
• Edge-triggered latch: The latch captures the input data on the rising edge of the clock signal, ensuring accurate data storage.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data transfer.
• Low power consumption contributes to energy-efficient designs.
• 3-state outputs facilitate bus sharing in complex systems.
• Compact SOIC package allows for space-saving integration.

Disadvantages

• Limited output drive capability may not be suitable for applications requiring higher current levels.
• Propagation delay of 5.5ns may introduce timing constraints in certain high-speed applications.

Working Principles

The 74ACTQ533MTCX operates based on the principles of digital logic. When the latch enable (OE) input is high, the inputs are transparently passed to the outputs. On the rising edge of the clock signal, the latch captures the input data and holds it until the next clock cycle. By controlling the OE input, the outputs can be put into a high-impedance state, allowing for bus sharing among multiple devices.

Application Field Plans

The 74ACTQ533MTCX finds applications in various digital systems, including but not limited to: - Microprocessors and microcontrollers - Data storage devices - Communication systems - Industrial automation equipment - Automotive electronics

Alternative Models

Other alternative models that provide similar functionality to the 74ACTQ533MTCX include: - 74HC533: A CMOS version with comparable features. - SN74LS533: A TTL version with similar characteristics. - CD74ACT533: Another octal transparent latch with 3-state outputs.

In conclusion, the 74ACTQ533MTCX is a versatile integrated circuit that offers high-speed data storage and transfer capabilities. Its compact size, low power consumption, and 3-state outputs make it suitable for various digital applications across different industries.

Word Count: 511