MC74VHCT244ADTR2

Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics:
  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Schmitt trigger inputs for noise immunity
• Package: TSSOP-20
• Essence: This IC is a high-performance buffer/line driver that provides signal amplification and level shifting capabilities.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Supply Voltage Range: 2.0V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Propagation Delay: 6 ns
• Maximum Quiescent Current: 1 μA

Pin Configuration

The MC74VHCT244ADTR2 has a total of 20 pins, which are assigned as follows:

1. A1
2. Y1
3. A2
4. Y2
5. GND
6. Y3
7. A3
8. Y4
9. A4
10. Y5
11. GND
12. Y6
13. A5
14. Y7
15. A6
16. Y8
17. VCC
18. OE#
19. GND
20. OE#

Functional Features

• Provides non-inverting buffer/line driver functionality
• Supports bidirectional data flow
• Offers high-speed operation for efficient signal transmission
• Incorporates Schmitt trigger inputs for improved noise immunity
• Low power consumption makes it suitable for battery-powered applications
• Wide operating voltage range allows compatibility with various systems

Advantages and Disadvantages

Advantages

• High-speed operation enables fast data transfer
• Low power consumption prolongs battery life
• Wide operating voltage range provides flexibility in system integration
• Schmitt trigger inputs enhance noise immunity, ensuring reliable signal transmission

Disadvantages

• Limited number of input/output channels (8 in total)
• Relatively small package size may require careful handling during assembly

Working Principles

The MC74VHCT244ADTR2 operates as a buffer/line driver by amplifying and shifting the level of input signals. It utilizes CMOS technology, which allows for high-speed operation and low power consumption. The Schmitt trigger inputs ensure that the IC can tolerate noisy input signals without affecting the output quality. The bidirectional data flow capability makes it suitable for applications where data needs to be transmitted in both directions.

Detailed Application Field Plans

The MC74VHCT244ADTR2 is commonly used in various electronic systems, including:

1. Microcontrollers: Provides level shifting capabilities between microcontroller pins and external devices.
2. Communication Systems: Facilitates signal amplification and level conversion in communication interfaces.
3. Industrial Automation: Enables efficient data transmission between different components in automation systems.
4. Automotive Electronics: Used for signal buffering and level shifting in automotive control modules.
5. Consumer Electronics: Supports signal amplification and level conversion in audio/video equipment.

Detailed and Complete Alternative Models

1. SN74LVC244A: Similar buffer/line driver with 3-state outputs and a wider supply voltage range.
2. CD74HC244: Octal buffer/line driver with TTL-compatible inputs and outputs.
3. 74ACT244: High-speed octal buffer/line driver with 3-state outputs and improved noise immunity.

These alternative models offer similar functionality and can be considered as substitutes for the MC74VHCT244ADTR2 in different applications.

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