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MC74ACT245DWG
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MC74ACT245DWG

Product Overview

Category

MC74ACT245DWG belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for signal transmission and level shifting in digital systems.

Characteristics

  • High-speed operation
  • Wide voltage range
  • Low power consumption
  • Compatibility with TTL logic levels
  • 3-state outputs for bus-oriented applications

Package

MC74ACT245DWG is available in a standard 20-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of MC74ACT245DWG lies in its ability to efficiently transfer digital signals between different voltage domains while maintaining compatibility and reliability.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of MC74ACT245DWG ICs. The exact quantity may vary depending on the supplier.

Specifications

  • Supply Voltage: 2V to 6V
  • Input Voltage: 0V to VCC
  • Output Voltage: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Propagation Delay: 8 ns
  • Maximum Quiescent Current: 4 mA

Detailed Pin Configuration

  1. OE (Output Enable)
  2. A1 (Input/Output)
  3. B1 (Input/Output)
  4. GND (Ground)
  5. B2 (Input/Output)
  6. A2 (Input/Output)
  7. B3 (Input/Output)
  8. A3 (Input/Output)
  9. B4 (Input/Output)
  10. A4 (Input/Output)
  11. B5 (Input/Output)
  12. A5 (Input/Output)
  13. B6 (Input/Output)
  14. A6 (Input/Output)
  15. B7 (Input/Output)
  16. A7 (Input/Output)
  17. VCC (Supply Voltage)
  18. DIR (Direction Control)
  19. GND (Ground)
  20. OE (Output Enable)

Functional Features

  • Bidirectional data transfer
  • 3-state outputs for bus-oriented applications
  • Direction control for data flow management
  • High-speed operation for efficient signal transmission
  • Compatibility with TTL logic levels for easy integration into existing systems

Advantages and Disadvantages

Advantages

  • Wide voltage range allows for versatile use in various digital systems.
  • Low power consumption helps in reducing overall system energy requirements.
  • High-speed operation enables fast data transfer between different voltage domains.
  • Compatibility with TTL logic levels simplifies integration into existing systems.

Disadvantages

  • Limited number of input/output pins may restrict the complexity of certain applications.
  • Propagation delay of 8 ns may be a limiting factor in high-speed applications.

Working Principles

MC74ACT245DWG operates based on the principles of level shifting and bidirectional data transfer. It uses a combination of transistors, resistors, and other electronic components to convert and transmit digital signals between different voltage domains. The direction control pin allows for managing the flow of data, while the 3-state outputs enable bus-oriented applications.

Detailed Application Field Plans

MC74ACT245DWG finds applications in various digital systems, including but not limited to: - Microcontrollers - Data communication systems - Industrial automation - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  1. SN74ACT245: Similar functionality and characteristics, available in different package options.
  2. CD74ACT245: Comparable performance and features, suitable for similar applications.
  3. 74HCT245: Alternative option with different voltage compatibility, suitable for specific use cases.

These alternative models offer similar functionality to MC74ACT245DWG and can be considered based on specific requirements and availability.

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10个与MC74ACT245DWG在技术解决方案中的应用相关的常见问题及解答

Sure! Here are 10 common questions and answers related to the application of MC74ACT245DWG in technical solutions:

  1. Q: What is MC74ACT245DWG? A: MC74ACT245DWG is a type of octal bus transceiver that can be used for bidirectional data transfer between different voltage levels.

  2. Q: What is the operating voltage range of MC74ACT245DWG? A: The operating voltage range of MC74ACT245DWG is typically between 4.5V and 5.5V.

  3. Q: How many channels does MC74ACT245DWG have? A: MC74ACT245DWG has 8 bidirectional channels, allowing for simultaneous data transfer in both directions.

  4. Q: Can MC74ACT245DWG handle high-speed data transfer? A: Yes, MC74ACT245DWG is designed to operate at high speeds, with a typical propagation delay of around 6 ns.

  5. Q: What is the maximum current that MC74ACT245DWG can source or sink? A: MC74ACT245DWG can source or sink up to 24 mA of current per channel.

  6. Q: Can MC74ACT245DWG be used in mixed-voltage level applications? A: Yes, MC74ACT245DWG is specifically designed to facilitate bidirectional data transfer between different voltage levels.

  7. Q: Does MC74ACT245DWG have any built-in protection features? A: Yes, MC74ACT245DWG has built-in diode clamps on all inputs and outputs to protect against electrostatic discharge (ESD).

  8. Q: What is the package type of MC74ACT245DWG? A: MC74ACT245DWG is available in a 20-pin SOIC (Small Outline Integrated Circuit) package.

  9. Q: Can MC74ACT245DWG be used in automotive applications? A: Yes, MC74ACT245DWG is qualified for automotive applications and meets the necessary industry standards.

  10. Q: Are there any specific application notes or reference designs available for MC74ACT245DWG? A: Yes, the manufacturer provides application notes and reference designs that can help with the implementation of MC74ACT245DWG in various technical solutions.

Please note that the answers provided here are general and may vary depending on the specific requirements and use cases. It is always recommended to refer to the datasheet and documentation provided by the manufacturer for accurate information.