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74VHC125TTR
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Encyclopedia Entry: 74VHC125TTR

Product Overview

Category

The 74VHC125TTR belongs to the category of integrated circuits (ICs). Specifically, it falls under the category of digital logic gates.

Use

This IC is commonly used in digital electronic circuits for signal buffering and level shifting purposes. It acts as a quad buffer with tri-state outputs.

Characteristics

  • Voltage Compatibility: The 74VHC125TTR operates at a voltage range of 2.0V to 5.5V, making it suitable for various applications.
  • High-Speed Operation: It offers high-speed performance, enabling efficient data transfer and processing.
  • Tri-State Outputs: The tri-state outputs allow for easy control of the output signals.
  • Low Power Consumption: This IC is designed to consume low power, making it energy-efficient.

Package

The 74VHC125TTR is available in a TSSOP-14 package. This package type ensures compactness and ease of integration into circuit designs.

Essence

The essence of the 74VHC125TTR lies in its ability to provide signal buffering and level shifting functionality in digital circuits. It ensures reliable and efficient data transmission between different components.

Packaging/Quantity

The 74VHC125TTR is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the manufacturer and supplier.

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 +85°C
  • Maximum Propagation Delay: 6 ns
  • Maximum Quiescent Current: 1 μA

Detailed Pin Configuration

The 74VHC125TTR IC has a total of 14 pins, which are assigned specific functions. The pin configuration is as follows:

  1. Pin 1: Input A1
  2. Pin 2: Output Y1
  3. Pin 3: Enable (GND for active)
  4. Pin 4: GND (Ground)
  5. Pin 5: Input A2
  6. Pin 6: Output Y2
  7. Pin 7: Input B1
  8. Pin 8: Output Y3
  9. Pin 9: VCC (Power Supply)
  10. Pin 10: Output Y4
  11. Pin 11: Input B2
  12. Pin 12: Enable (GND for active)
  13. Pin 13: GND (Ground)
  14. Pin 14: Not Connected

Functional Features

  • Quad Buffer: The 74VHC125TTR consists of four independent buffer gates, allowing simultaneous buffering of multiple signals.
  • Tri-State Outputs: The tri-state outputs enable the control of output signals, providing flexibility in circuit design and signal routing.
  • High-Speed Operation: This IC offers fast propagation delay, ensuring efficient data transfer and processing.
  • Low Power Consumption: It is designed to consume minimal power, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

  • Wide voltage compatibility range allows for versatile use in various electronic systems.
  • Tri-state outputs provide flexibility in controlling output signals.
  • Compact package size enables easy integration into circuit designs.
  • Low power consumption makes it energy-efficient.

Disadvantages

  • Limited number of buffer gates per IC may restrict its application in complex circuits requiring a higher number of buffers.
  • Propagation delay may affect real-time applications with strict timing requirements.

Working Principles

The 74VHC125TTR operates based on the principles of digital logic gates. It acts as a buffer, receiving input signals and providing amplified and level-shifted output signals. The tri-state outputs allow for easy control of the output signals' state, enabling efficient signal routing in complex circuit designs.

Detailed Application Field Plans

The 74VHC125TTR finds applications in various fields where signal buffering and level shifting are required. Some specific application areas include:

  1. Microcontroller Interfacing: It can be used to interface microcontrollers with other digital components, ensuring proper voltage levels and signal integrity.
  2. Communication Systems: This IC is suitable for use in communication systems, such as UART (Universal Asynchronous Receiver-Transmitter) interfaces, to buffer and shift signal levels between different devices.
  3. Industrial Automation: It can be employed in industrial automation systems to ensure reliable data transmission between sensors, actuators, and control units.
  4. Consumer Electronics: The 74VHC125TTR can be utilized in consumer electronic devices, such as smartphones and tablets, for signal buffering and level shifting purposes.

Detailed and Complete Alternative Models

  1. SN74LVC125A:

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 74VHC125TTR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of 74VHC125TTR in technical solutions:

  1. Q: What is the 74VHC125TTR? A: The 74VHC125TTR is a quad buffer/line driver IC (integrated circuit) that can be used for signal buffering and level shifting applications.

  2. Q: What is the operating voltage range of the 74VHC125TTR? A: The 74VHC125TTR operates within a voltage range of 2.0V to 5.5V.

  3. Q: How many buffers/drivers are there in the 74VHC125TTR? A: The 74VHC125TTR has four individual buffer/driver circuits.

  4. Q: What is the maximum output current of each buffer/driver in the 74VHC125TTR? A: Each buffer/driver in the 74VHC125TTR can source or sink up to 8mA of current.

  5. Q: Can the 74VHC125TTR handle bi-directional signals? A: No, the 74VHC125TTR is a unidirectional buffer/driver and cannot handle bidirectional signals.

  6. Q: What is the typical propagation delay of the 74VHC125TTR? A: The typical propagation delay of the 74VHC125TTR is around 4.5ns.

  7. Q: Can the 74VHC125TTR be used in high-speed applications? A: Yes, the 74VHC125TTR is designed for high-speed operation and can be used in various high-frequency applications.

  8. Q: Does the 74VHC125TTR have any built-in protection features? A: Yes, the 74VHC125TTR has built-in ESD (electrostatic discharge) protection diodes to safeguard against electrostatic damage.

  9. Q: Can the 74VHC125TTR be used in both CMOS and TTL logic systems? A: Yes, the 74VHC125TTR is compatible with both CMOS and TTL logic levels, making it versatile for different system designs.

  10. Q: What package options are available for the 74VHC125TTR? A: The 74VHC125TTR is available in various package options, including SOIC (Small Outline Integrated Circuit) and TSSOP (Thin Shrink Small Outline Package).

Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's specifications of the 74VHC125TTR.