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74LVC125ADR2G
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Encyclopedia Entry: 74LVC125ADR2G

Product Overview

Category

The 74LVC125ADR2G belongs to the category of integrated circuits (ICs) and specifically falls under the family of logic gates.

Use

This product is commonly used in digital electronics for signal buffering and level shifting applications. It acts as a quad buffer gate with 3-state outputs.

Characteristics

  • Quad buffer gate with 3-state outputs
  • Low voltage CMOS technology
  • High-speed operation
  • Wide operating voltage range
  • Schmitt-trigger action on all inputs
  • Balanced propagation delays
  • Symmetrical output impedance

Package

The 74LVC125ADR2G is available in a small outline package (SOIC) with 14 pins.

Essence

The essence of the 74LVC125ADR2G lies in its ability to provide buffering and level shifting capabilities, ensuring reliable signal transmission between different components in a digital circuit.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage Range: 1.65V to 5.5V
  • Input Voltage Range: -0.5V to VCC + 0.5V
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +125°C
  • Maximum Propagation Delay: 6 ns
  • Maximum Quiescent Current: 10 μA

Detailed Pin Configuration

The 74LVC125ADR2G has a total of 14 pins, each serving a specific purpose:

  1. GND: Ground reference for the IC.
  2. A1: Input pin for the first buffer gate.
  3. Y1: Output pin for the first buffer gate.
  4. OE: Output enable pin to control the 3-state outputs.
  5. Y2: Output pin for the second buffer gate.
  6. A2: Input pin for the second buffer gate.
  7. VCC: Positive supply voltage input.
  8. Y3: Output pin for the third buffer gate.
  9. A3: Input pin for the third buffer gate.
  10. GND: Ground reference for the IC.
  11. Y4: Output pin for the fourth buffer gate.
  12. A4: Input pin for the fourth buffer gate.
  13. NC: No connection (unused pin).
  14. VCC: Positive supply voltage input.

Functional Features

  • Buffering: The 74LVC125ADR2G provides buffering capabilities, allowing it to amplify and stabilize digital signals.
  • Level Shifting: It can shift the logic levels of input signals to match the requirements of different components in a circuit.
  • 3-State Outputs: The IC offers 3-state outputs, enabling the control of signal flow by enabling or disabling the outputs using the OE pin.
  • Schmitt-trigger Action: All inputs feature Schmitt-trigger action, ensuring noise immunity and reliable signal detection.
  • Balanced Propagation Delays: The IC maintains balanced propagation delays across all buffer gates, ensuring synchronized signal transmission.

Advantages and Disadvantages

Advantages

  • Wide operating voltage range allows compatibility with various digital systems.
  • High-speed operation enables efficient signal processing.
  • Schmitt-trigger action enhances noise immunity and signal integrity.
  • Balanced propagation delays ensure synchronized signal transmission.
  • Small outline package (SOIC) offers space-saving benefits.

Disadvantages

  • Limited number of buffer gates (quad configuration).
  • Not suitable for high-power applications.

Working Principles

The 74LVC125ADR2G operates based on CMOS technology, utilizing a combination of MOSFETs (Metal-Oxide-Semiconductor Field-Effect Transistors) to achieve its buffering and level shifting functions. When an input signal is received, the IC amplifies and stabilizes it before transmitting it to the corresponding output pin. The 3-state outputs allow for control over signal flow, enabling efficient communication between different components in a digital circuit.

Detailed Application Field Plans

The 74LVC125ADR2G finds applications in various fields, including but not limited to: - Microcontroller-based systems - Communication devices - Industrial automation - Consumer electronics - Automotive electronics

In microcontroller-based systems, this IC can be used to interface different voltage levels between the microcontroller and peripheral devices. In communication devices, it aids in signal buffering and level shifting for reliable data transmission. In industrial automation, it ensures proper signal compatibility between different modules. In consumer electronics and automotive electronics, it facilitates signal conditioning and interfacing between various components.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74LVC125ADR2G include: - SN74LVC125A: Manufactured by Texas Instruments. - MC74LVC

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi 74LVC125ADR2G dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of 74LVC125ADR2G in technical solutions:

  1. Q: What is the 74LVC125ADR2G? A: The 74LVC125ADR2G is a quad buffer/line driver with 3-state outputs, commonly used in digital logic circuits.

  2. Q: What is the operating voltage range of the 74LVC125ADR2G? A: The operating voltage range is typically between 1.65V and 5.5V.

  3. Q: What is the maximum output current of the 74LVC125ADR2G? A: The maximum output current per channel is 24mA.

  4. Q: Can the 74LVC125ADR2G be used for level shifting between different voltage domains? A: Yes, the 74LVC125ADR2G can be used for level shifting as it supports bidirectional voltage translation.

  5. Q: How many channels does the 74LVC125ADR2G have? A: The 74LVC125ADR2G has four independent channels.

  6. Q: What is the purpose of the 3-state outputs in the 74LVC125ADR2G? A: The 3-state outputs allow the device to be effectively disconnected from the bus, enabling multiple devices to share the same bus without interference.

  7. Q: Can the 74LVC125ADR2G handle high-speed data signals? A: Yes, the 74LVC125ADR2G is designed to support high-speed data transmission up to 400Mbps.

  8. Q: Is the 74LVC125ADR2G compatible with both CMOS and TTL logic levels? A: Yes, the 74LVC125ADR2G is compatible with both CMOS and TTL logic levels.

  9. Q: What is the typical propagation delay of the 74LVC125ADR2G? A: The typical propagation delay is around 4.3ns.

  10. Q: Can the 74LVC125ADR2G be used in automotive applications? A: Yes, the 74LVC125ADR2G is qualified for automotive applications and meets the necessary standards.

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