ON Semiconductor
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MC74HC240ADWR2G
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MC74HC240ADWR2G

Product Overview

  • Category: Integrated Circuit
  • Use: Logic Gate
  • Characteristics: High-Speed, CMOS Technology
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Octal Buffer/Line Driver with 3-State Outputs
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 2V to 6V
  • High-Level Input Voltage: 2V
  • Low-Level Input Voltage: 0.8V
  • High-Level Output Voltage: 5.2V
  • Low-Level Output Voltage: 0.2V
  • Maximum Operating Frequency: 50MHz
  • Propagation Delay Time: 9ns
  • Maximum Power Dissipation: 500mW

Detailed Pin Configuration

The MC74HC240ADWR2G has a total of 20 pins, which are arranged as follows:

  1. GND - Ground
  2. A1 - Input A1
  3. A2 - Input A2
  4. A3 - Input A3
  5. A4 - Input A4
  6. A5 - Input A5
  7. A6 - Input A6
  8. A7 - Input A7
  9. A8 - Input A8
  10. OE - Output Enable
  11. Y1 - Output Y1
  12. Y2 - Output Y2
  13. Y3 - Output Y3
  14. Y4 - Output Y4
  15. Y5 - Output Y5
  16. Y6 - Output Y6
  17. Y7 - Output Y7
  18. Y8 - Output Y8
  19. VCC - Positive Power Supply
  20. GND - Ground

Functional Features

  • Octal buffer/line driver with 3-state outputs
  • Non-inverting outputs
  • High-speed CMOS technology
  • Compatible with TTL levels
  • Balanced propagation delays
  • Wide operating voltage range

Advantages and Disadvantages

Advantages: - High-speed operation - Compatibility with TTL levels - Wide operating voltage range - Balanced propagation delays

Disadvantages: - Limited maximum operating frequency (50MHz) - Relatively high power dissipation (500mW)

Working Principles

The MC74HC240ADWR2G is an octal buffer/line driver that operates using high-speed CMOS technology. It features non-inverting outputs and is compatible with TTL levels. The device functions by buffering and driving signals from the input pins to the output pins. The 3-state outputs allow for easy control of the output signal, enabling multiple devices to share a common bus.

Detailed Application Field Plans

The MC74HC240ADWR2G can be used in various applications, including but not limited to: - Data communication systems - Memory address drivers - Clock distribution - Bus interface - General-purpose logic level shifting

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the MC74HC240ADWR2G are: - SN74HC240N - CD74HC240E - 74HCT240N - MC74ACT240DW

These alternative models offer similar functionality and characteristics, providing options for different design requirements.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan MC74HC240ADWR2G dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of MC74HC240ADWR2G in technical solutions:

  1. Q: What is MC74HC240ADWR2G? A: MC74HC240ADWR2G is a high-speed CMOS octal buffer/line driver with 3-state outputs.

  2. Q: What is the operating voltage range for MC74HC240ADWR2G? A: The operating voltage range for MC74HC240ADWR2G is 2V to 6V.

  3. Q: What is the maximum output current that MC74HC240ADWR2G can handle? A: MC74HC240ADWR2G can handle a maximum output current of ±25mA.

  4. Q: Can MC74HC240ADWR2G be used for level shifting applications? A: Yes, MC74HC240ADWR2G can be used for level shifting applications as it supports both TTL and CMOS logic levels.

  5. Q: Does MC74HC240ADWR2G have built-in protection features? A: Yes, MC74HC240ADWR2G has built-in protection against electrostatic discharge (ESD) and excessive power dissipation.

  6. Q: What is the typical propagation delay of MC74HC240ADWR2G? A: The typical propagation delay of MC74HC240ADWR2G is 9ns.

  7. Q: Can MC74HC240ADWR2G be used in bus-oriented systems? A: Yes, MC74HC240ADWR2G is suitable for use in bus-oriented systems due to its 3-state outputs.

  8. Q: Is MC74HC240ADWR2G compatible with other HC logic family devices? A: Yes, MC74HC240ADWR2G is compatible with other HC logic family devices and can be used in combination with them.

  9. Q: What is the maximum operating frequency of MC74HC240ADWR2G? A: The maximum operating frequency of MC74HC240ADWR2G is 50MHz.

  10. Q: Can MC74HC240ADWR2G be used in automotive applications? A: Yes, MC74HC240ADWR2G is qualified for automotive applications and meets the necessary standards.

Please note that these answers are general and may vary depending on specific application requirements.