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MC74VHCT244ADT
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MC74VHCT244ADT

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Buffer/Line Driver
  • Characteristics: High-Speed, Low-Power, TTL-Compatible
  • Package: SOIC-20
  • Essence: The MC74VHCT244ADT is a high-speed CMOS buffer/line driver that operates at a voltage range of 2.0V to 5.5V. It provides non-inverting outputs and is compatible with TTL logic levels.
  • Packaging/Quantity: The MC74VHCT244ADT is 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
  • Propagation Delay: 6 ns (typical)
  • Output Drive Capability: ±8 mA

Pin Configuration

The MC74VHCT244ADT 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

  • High-Speed Operation: The MC74VHCT244ADT offers fast propagation delay, making it suitable for applications requiring quick signal transmission.
  • Low Power Consumption: This IC operates at low power, making it energy-efficient and suitable for battery-powered devices.
  • TTL-Compatible Inputs: The MC74VHCT244ADT is designed to be compatible with TTL logic levels, allowing seamless integration with existing TTL-based systems.
  • Non-Inverting Outputs: The buffer/line driver provides non-inverting outputs, ensuring signal integrity throughout the circuit.

Advantages and Disadvantages

Advantages

  • High-speed operation enables quick signal transmission.
  • Low power consumption makes it suitable for battery-powered devices.
  • TTL compatibility allows easy integration with existing TTL-based systems.
  • Non-inverting outputs ensure signal integrity.

Disadvantages

  • Limited output drive capability of ±8 mA may not be sufficient for certain high-current applications.
  • The SOIC-20 package may not be suitable for space-constrained designs.

Working Principles

The MC74VHCT244ADT operates based on CMOS technology. It uses a combination of MOSFETs (Metal-Oxide-Semiconductor Field-Effect Transistors) to amplify and buffer input signals. The inputs are TTL-compatible, and the outputs provide non-inverted signals. The IC operates within a specified voltage range and consumes low power while providing high-speed signal transmission.

Detailed Application Field Plans

The MC74VHCT244ADT can be used in various applications, including but not limited to:

  1. Data Communication Systems: The high-speed operation and non-inverting outputs make it suitable for buffering and driving signals in data communication systems.
  2. Industrial Automation: The IC can be used in industrial automation systems to interface between different logic levels and ensure reliable signal transmission.
  3. Automotive Electronics: With its low power consumption and compatibility with TTL logic levels, the MC74VHCT244ADT can be utilized in automotive electronics for signal buffering and driving.
  4. Consumer Electronics: The IC can be employed in various consumer electronic devices, such as smartphones, tablets, and gaming consoles, to ensure efficient signal transmission.

Detailed and Complete Alternative Models

  1. SN74HCT244: This IC is a similar buffer/line driver with TTL compatibility and high-speed operation. It comes in various package options, including DIP-20 and SOIC-20.
  2. CD74HCT244: Another alternative, this IC offers similar characteristics and functionality. It is available in different package options, such as PDIP-20 and TSSOP-20.

These alternative models provide similar features and can be used as substitutes for the MC74VHCT244ADT in various applications.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi MC74VHCT244ADT dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of MC74VHCT244ADT in technical solutions:

  1. Q: What is MC74VHCT244ADT? A: MC74VHCT244ADT is a high-speed, octal buffer/line driver with 3-state outputs. It is commonly used for signal buffering and level shifting in digital circuits.

  2. Q: What is the operating voltage range of MC74VHCT244ADT? A: The operating voltage range of MC74VHCT244ADT is typically between 4.5V and 5.5V.

  3. Q: What is the maximum output current that MC74VHCT244ADT can drive? A: MC74VHCT244ADT can drive up to 8 mA of output current per channel.

  4. Q: Can MC74VHCT244ADT be used for bidirectional communication? A: No, MC74VHCT244ADT is a unidirectional buffer and cannot be used for bidirectional communication.

  5. Q: What is the propagation delay of MC74VHCT244ADT? A: The propagation delay of MC74VHCT244ADT is typically around 6 ns.

  6. Q: Can MC74VHCT244ADT tolerate overvoltage on its inputs? A: Yes, MC74VHCT244ADT has input protection diodes that can tolerate voltages up to VCC + 0.5V.

  7. Q: How many channels does MC74VHCT244ADT have? A: MC74VHCT244ADT has 8 channels, each capable of driving one output.

  8. Q: Can MC74VHCT244ADT be used in high-speed applications? A: Yes, MC74VHCT244ADT is designed for high-speed operation and can be used in applications with fast switching requirements.

  9. Q: What is the power supply current consumption of MC74VHCT244ADT? A: The power supply current consumption of MC74VHCT244ADT is typically around 4 mA.

  10. Q: Is MC74VHCT244ADT available in different package options? A: Yes, MC74VHCT244ADT is available in various package options, such as SOIC, TSSOP, and PDIP.

Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.