ON Semiconductor
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MC74HC240ADTR2G
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MC74HC240ADTR2G

Product Overview

  • Category: Integrated Circuit
  • Use: Logic Gate Buffer/Driver
  • Characteristics: High-Speed CMOS, Octal 3-State Non-Inverting Buffer/Line Driver
  • Package: TSSOP-20
  • Essence: Provides buffering and driving capabilities for digital signals
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2.0V to 6.0V
  • High-Level Input Voltage: 2.0V to VCC
  • Low-Level Input Voltage: GND to 0.8V
  • High-Level Output Current: -4.0mA (max)
  • Low-Level Output Current: 4.0mA (max)
  • Propagation Delay Time: 9ns (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MC74HC240ADTR2G has a TSSOP-20 package with the following pin configuration:

  1. A1 - Input/Output
  2. Y1 - Output
  3. A2 - Input/Output
  4. Y2 - Output
  5. GND - Ground
  6. A3 - Input/Output
  7. Y3 - Output
  8. A4 - Input/Output
  9. Y4 - Output
  10. A5 - Input/Output
  11. Y5 - Output
  12. A6 - Input/Output
  13. Y6 - Output
  14. A7 - Input/Output
  15. Y7 - Output
  16. VCC - Power Supply
  17. OE - Output Enable
  18. Y8 - Output
  19. B1 - Input/Output
  20. B2 - Input/Output

Functional Features

  • Octal 3-state non-inverting buffer/line driver
  • High-speed CMOS technology for fast signal propagation
  • Wide supply voltage range allows compatibility with various systems
  • Output enable (OE) pin for controlling the output state
  • Provides buffering and driving capabilities for digital signals

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient signal processing - Wide supply voltage range enhances compatibility - 3-state output allows multiple devices to share a bus - Compact TSSOP package saves board space

Disadvantages: - Limited output current may restrict use in certain applications - Propagation delay time may affect timing-sensitive systems

Working Principles

The MC74HC240ADTR2G is an octal 3-state non-inverting buffer/line driver. It operates using high-speed CMOS technology, which ensures fast signal propagation. The device accepts digital input signals and provides buffered output signals. The output enable (OE) pin controls the output state, allowing the device to be enabled or disabled as required.

Detailed Application Field Plans

The MC74HC240ADTR2G can be used in various applications, including but not limited to: - Data communication systems - Microprocessor-based systems - Memory address drivers - Bus interface buffers - Clock distribution networks - Signal amplification circuits

Detailed and Complete Alternative Models

  1. SN74HC240N: Octal Buffer/Line Driver, DIP-20 package
  2. CD74HC240E: Octal Buffer/Line Driver, PDIP-20 package
  3. 74HCT240: Octal Inverting Buffer/Line Driver, SOIC-20 package
  4. MC74ACT240DW: Octal Non-Inverting Buffer/Line Driver, SOIC-20 package
  5. SN74LVC240APW: Octal Buffer/Driver with 3-State Outputs, TSSOP-20 package

These alternative models offer similar functionality and can be considered as substitutes for the MC74HC240ADTR2G in different applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af MC74HC240ADTR2G i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of MC74HC240ADTR2G in technical solutions:

  1. Q: What is MC74HC240ADTR2G? A: MC74HC240ADTR2G is a high-speed CMOS octal buffer/line driver with 3-state outputs.

  2. Q: What is the operating voltage range for MC74HC240ADTR2G? A: The operating voltage range for MC74HC240ADTR2G is 2V to 6V.

  3. Q: What is the maximum output current that MC74HC240ADTR2G can drive? A: MC74HC240ADTR2G can drive up to 25mA of output current per channel.

  4. Q: Can MC74HC240ADTR2G be used as a level shifter? A: Yes, MC74HC240ADTR2G can be used as a level shifter to convert signals between different voltage levels.

  5. Q: How many input/output channels does MC74HC240ADTR2G have? A: MC74HC240ADTR2G has 8 input/output channels.

  6. Q: What is the typical propagation delay of MC74HC240ADTR2G? A: The typical propagation delay of MC74HC240ADTR2G is 9 ns.

  7. Q: Is MC74HC240ADTR2G compatible with TTL logic levels? A: Yes, MC74HC240ADTR2G is compatible with both CMOS and TTL logic levels.

  8. Q: Can MC74HC240ADTR2G be used in high-speed data transmission applications? A: Yes, MC74HC240ADTR2G can be used in high-speed data transmission applications due to its fast switching speed.

  9. Q: Does MC74HC240ADTR2G have built-in protection against electrostatic discharge (ESD)? A: Yes, MC74HC240ADTR2G has built-in ESD protection up to 2kV.

  10. Q: What is the package type for MC74HC240ADTR2G? A: MC74HC240ADTR2G is available in a TSSOP-20 package.