Encyclopedia Entry: 74AHCT244D,118

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-Speed CMOS Logic, Octal Buffer/Line Driver, 3-State Outputs
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The 74AHCT244D,118 is a high-speed octal buffer/line driver IC that provides non-inverting buffers with 3-state outputs. It is commonly used in digital systems to amplify and drive signals between different components.

Specifications

• Supply Voltage: 2V to 5.5V
• Logic Family: AHCT
• Number of Channels: 8
• Output Type: 3-State
• Propagation Delay: 6 ns (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The 74AHCT244D,118 IC has a total of 20 pins arranged as follows:

__ __ A1 |1 \__/ 20| VCC A2 |2 19| B1 A3 |3 18| B2 A4 |4 17| B3 A5 |5 16| B4 A6 |6 15| B5 A7 |7 14| B6 A8 |8 13| B7 GND |9 12| B8 OE |10 11| GND ----------

Functional Features

• Non-inverting buffer/line driver with 3-state outputs.
• High-speed operation suitable for digital systems.
• Wide operating voltage range allows compatibility with various power supply levels.
• 3-state outputs enable easy bus sharing and interfacing with multiple devices.

Advantages

• High-speed CMOS logic ensures fast signal propagation.
• Wide operating voltage range provides flexibility in different applications.
• 3-state outputs allow for efficient bus sharing and interfacing.
• Small package size (SOIC) makes it suitable for space-constrained designs.

Disadvantages

• Limited number of channels (8) may not be sufficient for larger systems.
• Propagation delay of 6 ns may introduce timing issues in certain high-speed applications.

Working Principles

The 74AHCT244D,118 operates as a non-inverting buffer/line driver. It takes input signals and amplifies them to drive output lines. The 3-state outputs allow the IC to disconnect from the bus, enabling multiple devices to share the same bus without interference. The IC is designed using high-speed CMOS technology, ensuring fast signal propagation and compatibility with various power supply levels.

Application Field Plans

The 74AHCT244D,118 is commonly used in digital systems where signal buffering and line driving are required. Some specific application areas include: - Microprocessor-based systems - Data communication systems - Industrial automation - Automotive electronics - Consumer electronics

Alternative Models

• 74HC244: Similar functionality but operates at a lower voltage range (2V to 6V).
• SN74LS244: TTL logic family alternative with similar characteristics.
• CD74ACT244: Another CMOS logic family alternative with comparable specifications.

Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's documentation for a complete list.

This concludes the encyclopedia entry for the 74AHCT244D,118 IC.