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SN74HC125PWTG4
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SN74HC125PWTG4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Buffer/Driver
  • Characteristics: High-speed, Non-Inverting, Quad Bus Buffer Gate
  • Package: TSSOP-14
  • Essence: This IC is designed to provide high-speed non-inverting buffering or driving capability for digital signals in various applications.
  • Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Propagation Delay: 10 ns
  • Maximum Output Current: ±8 mA
  • Maximum Quiescent Supply Current: 4 μA

Detailed Pin Configuration

The SN74HC125PWTG4 has a TSSOP-14 package with the following pin configuration:

  1. OE (Output Enable) 1
  2. Y1 (Output) 1
  3. A1 (Input) 1
  4. GND (Ground)
  5. A2 (Input) 2
  6. Y2 (Output) 2
  7. OE (Output Enable) 2
  8. VCC (Supply Voltage)
  9. Y3 (Output) 3
  10. A3 (Input) 3
  11. A4 (Input) 4
  12. Y4 (Output) 4
  13. OE (Output Enable) 3
  14. NC (No Connection)

Functional Features

  • Non-Inverting Buffer: The SN74HC125PWTG4 provides non-inverting buffering of digital signals, ensuring that the output signal matches the input signal.
  • High-Speed Operation: With a maximum propagation delay of 10 ns, this IC is capable of handling high-speed digital signals.
  • Quad Bus Buffer Gate: The IC consists of four independent buffer gates, allowing for simultaneous buffering of multiple signals.
  • Output Enable Control: The OE pin allows the user to enable or disable the output, providing flexibility in signal routing.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient signal buffering in time-critical applications. - Non-inverting buffering preserves signal integrity. - Quad buffer gates provide versatility in signal routing. - Small package size (TSSOP-14) allows for space-efficient PCB design.

Disadvantages: - Limited output current may not be suitable for driving heavy loads. - Restricted supply voltage range (2V to 6V) may limit compatibility with certain systems.

Working Principles

The SN74HC125PWTG4 operates based on the principles of CMOS (Complementary Metal-Oxide-Semiconductor) technology. It utilizes a combination of NMOS (N-channel Metal-Oxide-Semiconductor) and PMOS (P-channel Metal-Oxide-Semiconductor) transistors to achieve non-inverting buffering functionality. When the OE pin is enabled, the input signal is amplified and passed through to the corresponding output pin.

Detailed Application Field Plans

The SN74HC125PWTG4 finds application in various fields, including:

  1. Digital Communication Systems: It can be used to buffer digital signals in communication systems, ensuring reliable transmission and reception.
  2. Industrial Automation: The IC can be employed in automation systems to drive control signals and interface with different devices.
  3. Automotive Electronics: It is suitable for buffering signals in automotive electronics, such as infotainment systems and engine control units.
  4. Consumer Electronics: The IC can be utilized in consumer electronic devices like smartphones, tablets, and gaming consoles for signal buffering purposes.

Detailed and Complete Alternative Models

  1. SN74HC125N: DIP-14 package, similar specifications.
  2. SN74HCT125PWTG4: TSSOP-14 package, 5V tolerant inputs, similar functionality.
  3. SN74LVC125APW: TSSOP-14 package, lower power consumption, similar characteristics.

These alternative models offer similar functionality and can be considered as substitutes for the SN74HC125PWTG4 based on specific requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SN74HC125PWTG4 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of SN74HC125PWTG4:

  1. Q: What is SN74HC125PWTG4? A: SN74HC125PWTG4 is a quad bus buffer gate with 3-state outputs, commonly used in digital logic applications.

  2. Q: What is the operating voltage range for SN74HC125PWTG4? A: The operating voltage range for SN74HC125PWTG4 is typically between 2V and 6V.

  3. Q: What is the maximum output current that SN74HC125PWTG4 can handle? A: SN74HC125PWTG4 can handle a maximum output current of 8mA per channel.

  4. Q: Can SN74HC125PWTG4 be used as a level shifter? A: Yes, SN74HC125PWTG4 can be used as a level shifter to convert signals between different voltage levels.

  5. Q: How many channels does SN74HC125PWTG4 have? A: SN74HC125PWTG4 has four independent channels.

  6. Q: What is the propagation delay of SN74HC125PWTG4? A: The typical propagation delay of SN74HC125PWTG4 is around 9ns.

  7. Q: Can SN74HC125PWTG4 be used in high-speed applications? A: Yes, SN74HC125PWTG4 can be used in high-speed applications as it has a maximum frequency rating of 50MHz.

  8. Q: Is SN74HC125PWTG4 compatible with TTL logic levels? A: Yes, SN74HC125PWTG4 is compatible with TTL logic levels, making it suitable for interfacing between different logic families.

  9. Q: Can SN74HC125PWTG4 be used in both input and output applications? A: Yes, SN74HC125PWTG4 can be used as both an input buffer and an output driver.

  10. Q: What is the package type of SN74HC125PWTG4? A: SN74HC125PWTG4 comes in a TSSOP-14 package, which is a small surface-mount package with 14 pins.

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