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TC74VHCT244AFTEL
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TC74VHCT244AFTEL

Overview

  • Category: Integrated Circuit (IC)
  • Use: Buffer/Line Driver
  • Characteristics: High-speed, low-power, 3-state output
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: Voltage Level Translator
  • Packaging/Quantity: Tape and Reel, 2500 pieces 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 Time: 4.5ns (typical)
  • Output Current: ±6mA (max)

Pin Configuration

The TC74VHCT244AFTEL has a total of 20 pins arranged in a TSSOP package. The pin configuration is 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. VCC

Functional Features

  • High-speed operation: The TC74VHCT244AFTEL is designed for high-speed data transmission, making it suitable for applications requiring fast signal propagation.
  • Low-power consumption: This IC operates at low power levels, making it energy-efficient and suitable for battery-powered devices.
  • 3-state outputs: The 3-state output feature allows the device to be effectively disconnected from the bus, reducing power consumption and enabling multiple devices to share the same bus.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transmission. - Low-power consumption prolongs battery life in portable devices. - 3-state outputs allow for effective bus sharing.

Disadvantages: - Limited output current may not be suitable for driving heavy loads. - Temperature range may restrict usage in extreme environments.

Working Principles

The TC74VHCT244AFTEL is a voltage level translator that converts signals between different voltage levels. It operates by receiving input signals at one voltage level and translating them to another voltage level on its outputs. The device uses a combination of transistors and logic gates to achieve this translation while maintaining high-speed operation and low power consumption.

Detailed Application Field Plans

The TC74VHCT244AFTEL is commonly used in various applications, including:

  1. Communication Systems: It can be used as a buffer/line driver in communication systems to amplify and transmit signals between different components.
  2. Industrial Automation: The IC can be employed in industrial automation systems to interface between different voltage domains, ensuring proper signal compatibility.
  3. Consumer Electronics: It finds application in consumer electronics devices such as smartphones, tablets, and gaming consoles, where it facilitates signal translation and efficient data transfer.
  4. Automotive Electronics: The IC can be utilized in automotive electronics for voltage level translation between different subsystems, enabling seamless communication.

Detailed and Complete Alternative Models

  1. SN74LV244A: This IC offers similar functionality and characteristics to the TC74VHCT244AFTEL, with a slightly different pin configuration.
  2. MC74VHCT244A: Another alternative with comparable features, but available in a different package (SOIC).

These alternative models can be considered based on specific requirements and availability.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av TC74VHCT244AFTEL i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of TC74VHCT244AFTEL:

  1. Q: What is TC74VHCT244AFTEL? A: TC74VHCT244AFTEL is a high-speed CMOS octal buffer/line driver with 3-state outputs.

  2. Q: What is the operating voltage range for TC74VHCT244AFTEL? A: The operating voltage range for TC74VHCT244AFTEL is typically between 2.0V and 5.5V.

  3. Q: What is the maximum output current that TC74VHCT244AFTEL can drive? A: TC74VHCT244AFTEL can drive up to 6mA of output current per channel.

  4. Q: Can TC74VHCT244AFTEL be used for level shifting applications? A: Yes, TC74VHCT244AFTEL can be used for level shifting as it supports both TTL and CMOS logic levels.

  5. Q: Does TC74VHCT244AFTEL have built-in protection features? A: Yes, TC74VHCT244AFTEL has built-in ESD protection on all inputs and outputs.

  6. Q: What is the typical propagation delay of TC74VHCT244AFTEL? A: The typical propagation delay of TC74VHCT244AFTEL is around 7ns.

  7. Q: Can TC74VHCT244AFTEL be used in bidirectional bus applications? A: No, TC74VHCT244AFTEL is a unidirectional buffer and cannot be used in bidirectional bus applications.

  8. Q: What is the maximum operating frequency of TC74VHCT244AFTEL? A: The maximum operating frequency of TC74VHCT244AFTEL is typically around 100MHz.

  9. Q: Does TC74VHCT244AFTEL have thermal shutdown protection? A: No, TC74VHCT244AFTEL does not have thermal shutdown protection.

  10. Q: Can TC74VHCT244AFTEL be used in automotive applications? A: Yes, TC74VHCT244AFTEL is qualified for automotive applications and meets the AEC-Q100 standard.

Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's specifications for TC74VHCT244AFTEL.