NXP USA Inc.
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N74F244D,623
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N74F244D,623

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Buffer/Line Driver
  • Characteristics: High-speed, non-inverting, 8-bit tri-state buffer
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Logic gate with multiple inputs and outputs
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage: 4.5V to 5.5V
  • Input Voltage: 0V to Vcc
  • Output Voltage: 0V to Vcc
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay: 6 ns (typical)
  • Output Current: ±24 mA

Detailed Pin Configuration

The N74F244D,623 IC has a total of 20 pins. The pin configuration is as follows:

  1. GND (Ground)
  2. A1 (Input A1)
  3. B1 (Input B1)
  4. Y1 (Output Y1)
  5. A2 (Input A2)
  6. B2 (Input B2)
  7. Y2 (Output Y2)
  8. GND (Ground)
  9. Y3 (Output Y3)
  10. B3 (Input B3)
  11. A3 (Input A3)
  12. GND (Ground)
  13. Y4 (Output Y4)
  14. B4 (Input B4)
  15. A4 (Input A4)
  16. Vcc (Supply Voltage)
  17. OE (Output Enable)
  18. Y5 (Output Y5)
  19. B5 (Input B5)
  20. A5 (Input A5)

Functional Features

  • Non-inverting buffer with tri-state outputs
  • High-speed operation for efficient data transfer
  • Multiple inputs and outputs for versatile applications
  • Output enable (OE) pin for controlling the tri-state outputs

Advantages

  • Fast propagation delay ensures quick data transmission
  • Tri-state outputs allow multiple devices to share a common bus
  • Wide operating voltage range provides flexibility in various systems
  • Small package size saves board space

Disadvantages

  • Limited output current may restrict certain high-power applications
  • Sensitivity to electrostatic discharge (ESD) requires proper handling precautions

Working Principles

The N74F244D,623 is a buffer IC that amplifies and transfers digital signals. It operates by receiving input signals from the A1-A5 and B1-B5 pins and providing amplified outputs at the Y1-Y5 pins. The non-inverting nature of the buffer ensures that the output signal matches the input signal. The OE pin controls the tri-state outputs, allowing the device to be enabled or disabled as needed.

Detailed Application Field Plans

The N74F244D,623 is commonly used in various electronic systems where buffering and line driving are required. Some application fields include: - Microprocessor-based systems - Data communication networks - Memory interfacing - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

  • SN74F244N: Similar 8-bit tri-state buffer IC with DIP (Dual Inline Package) packaging
  • 74HC244: Octal buffer/line driver with similar functionality but different electrical characteristics
  • CD74HCT244E: High-speed CMOS octal buffer/line driver with enhanced ESD protection

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Énumérez 10 questions et réponses courantes liées à l'application de N74F244D,623 dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of N74F244D,623 in technical solutions:

  1. Q: What is the N74F244D,623? A: The N74F244D,623 is a specific type of integrated circuit (IC) that functions as an octal buffer/line driver with 3-state outputs.

  2. Q: What is the purpose of using the N74F244D,623 in technical solutions? A: The N74F244D,623 is commonly used to amplify and buffer digital signals, enabling them to be transmitted over longer distances or to multiple devices.

  3. Q: What voltage levels does the N74F244D,623 support? A: The N74F244D,623 supports a wide range of voltage levels, typically between 4.5V and 5.5V.

  4. Q: How many channels does the N74F244D,623 have? A: The N74F244D,623 has 8 channels, allowing it to handle up to 8 separate input/output lines.

  5. Q: Can the N74F244D,623 handle bidirectional communication? A: No, the N74F244D,623 is unidirectional and can only be used for one-way data transmission.

  6. Q: What is the maximum frequency at which the N74F244D,623 can operate? A: The N74F244D,623 can operate at frequencies up to 100 MHz, making it suitable for high-speed applications.

  7. Q: Does the N74F244D,623 require external pull-up or pull-down resistors? A: No, the N74F244D,623 has built-in pull-up and pull-down resistors, eliminating the need for external components.

  8. Q: Can the N74F244D,623 tolerate overvoltage or ESD events? A: Yes, the N74F244D,623 has built-in protection features that allow it to withstand overvoltage and electrostatic discharge (ESD) events.

  9. Q: What is the power supply voltage range for the N74F244D,623? A: The N74F244D,623 operates within a power supply voltage range of 4.5V to 5.5V.

  10. Q: Are there any specific precautions to consider when using the N74F244D,623? A: It is important to ensure proper decoupling capacitors are used near the power supply pins of the N74F244D,623 to minimize noise and voltage fluctuations.

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