Encyclopedia Entry: 74VHCT244ATTR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-Speed, Low-Power Consumption
• Package: TSSOP-20
• Essence: Buffer/Line Driver
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2.0V to 5.5V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 4.3ns (typical)
• Output Drive Capability: ±24mA

Detailed Pin Configuration

The 74VHCT244ATTR IC has a total of 20 pins, which are arranged as follows:

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

Functional Features

• The 74VHCT244ATTR is a non-inverting octal buffer/line driver.
• It operates at high-speed while consuming low power.
• The device can be used for voltage level shifting between different logic families.
• The output drive capability allows it to interface with various loads.

Advantages

• High-speed operation enables efficient data transmission.
• Low power consumption makes it suitable for battery-powered devices.
• Wide supply voltage range allows compatibility with different systems.
• Output drive capability ensures reliable signal transmission.

Disadvantages

• Limited number of input/output pins restricts the number of connections.
• The TSSOP package may require additional care during soldering.

Working Principles

The 74VHCT244ATTR functions as a buffer/line driver by amplifying and reshaping input signals to provide compatible output levels. It utilizes CMOS technology, which allows for high-speed operation while consuming low power. The device operates based on the principles of digital logic, where logical inputs are processed to generate corresponding outputs.

Detailed Application Field Plans

The 74VHCT244ATTR is commonly used in various applications, including: 1. Microcontroller interfacing 2. Data communication systems 3. Industrial automation 4. Automotive electronics 5. Consumer electronics

Detailed Alternative Models

Other alternative models that can be considered as replacements for the 74VHCT244ATTR include: - SN74LVC244A - MC74VHC244 - CD74HCT244

These models offer similar functionality and characteristics, providing flexibility in design choices.

In conclusion, the 74VHCT244ATTR is a versatile logic level shifter integrated circuit. Its high-speed operation, low power consumption, and wide supply voltage range make it suitable for various applications. With its buffer/line driver functionality, it enables efficient signal transmission between different logic families.