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74AHC240PW,112
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74AHC240PW,112

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Gate
  • Characteristics: High-speed, Octal Buffer/Line Driver with 3-State Outputs
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: Buffer and line driver for digital signals
  • Packaging/Quantity: Tape and Reel, 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 +125°C
  • Input Capacitance: 3.5pF
  • Output Capacitance: 6pF
  • Propagation Delay Time: 7ns
  • Maximum Quiescent Current: 4µA

Detailed Pin Configuration

The 74AHC240PW,112 has a total of 20 pins, which are arranged as follows:

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

Functional Features

  • Octal buffer with 3-state outputs
  • High-speed operation
  • Low power consumption
  • Compatible with TTL and CMOS logic levels
  • Schmitt-trigger action on all inputs
  • Balanced propagation delays
  • Wide operating voltage range

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient signal processing - Low power consumption helps in reducing energy usage - Compatibility with TTL and CMOS logic levels enables easy integration into existing systems - Schmitt-trigger action ensures reliable switching even in the presence of noise

Disadvantages: - Limited number of output states (3-state) - May require additional components for certain applications

Working Principles

The 74AHC240PW,112 is an octal buffer/line driver IC that amplifies and buffers digital signals. It operates by receiving input signals from the A1 to A8 pins and providing amplified output signals on the corresponding Y1 to Y8 pins. The OE pin controls the output enable function, allowing the user to disable the outputs when necessary.

Detailed Application Field Plans

The 74AHC240PW,112 can be used in various applications, including:

  1. Microprocessor-based systems
  2. Data communication systems
  3. Industrial automation
  4. Automotive electronics
  5. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74AHC240PW,112 are:

  1. SN74AHC240N by Texas Instruments
  2. MC74AHC240DW by ON Semiconductor
  3. CD74AHC240E by Texas Instruments
  4. 74AHC240D by NXP Semiconductors
  5. TC74AHC240AF by Toshiba

These alternative models provide comparable features and can be considered as substitutes based on specific requirements.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af 74AHC240PW,112 i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of 74AHC240PW,112 in technical solutions:

  1. Q: What is the function of the 74AHC240PW,112? A: The 74AHC240PW,112 is an octal inverting buffer/line driver with 3-state outputs.

  2. Q: What is the voltage supply range for the 74AHC240PW,112? A: The voltage supply range is typically between 2V and 5.5V.

  3. Q: Can the 74AHC240PW,112 be used as a level shifter? A: Yes, it can be used as a level shifter to convert signals between different voltage levels.

  4. Q: How many inputs and outputs does the 74AHC240PW,112 have? A: It has 8 inputs and 8 outputs.

  5. Q: What is the maximum output current of the 74AHC240PW,112? A: The maximum output current is typically 35mA.

  6. Q: Can the 74AHC240PW,112 be used in high-speed applications? A: Yes, it has a high-speed operation capability, making it suitable for various high-speed applications.

  7. Q: Does the 74AHC240PW,112 have built-in protection features? A: Yes, it has built-in protection against electrostatic discharge (ESD) and excessive power dissipation.

  8. Q: Can the 74AHC240PW,112 be used in bidirectional communication systems? A: No, it is not designed for bidirectional communication. It is primarily used for buffering and driving signals in one direction.

  9. Q: What is the typical propagation delay of the 74AHC240PW,112? A: The typical propagation delay is around 6 ns.

  10. Q: Can the 74AHC240PW,112 be cascaded to increase the number of inputs/outputs? A: Yes, multiple 74AHC240PW,112 ICs can be cascaded together to increase the number of inputs and outputs in a system.

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