Texas Instruments
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SN74LVC125ADR
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SN74LVC125ADR

Product Overview

Category

SN74LVC125ADR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used as a quad bus buffer gate with 3-state outputs.

Characteristics

  • Low voltage CMOS technology
  • High-speed operation
  • 3-state outputs for bus-oriented applications
  • Schmitt-trigger inputs for noise immunity
  • Wide operating voltage range: 1.65V to 5.5V
  • Available in various package options

Package and Quantity

SN74LVC125ADR is available in a small-outline integrated circuit (SOIC) package. It is typically sold in reels or tubes containing multiple units.

Essence

The essence of SN74LVC125ADR lies in its ability to provide buffering and signal amplification for bus-oriented applications, ensuring reliable data transmission.

Specifications

  • Supply Voltage Range: 1.65V 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: 4.3 ns
  • Maximum Quiescent Current: 10 µA
  • Maximum Output Current: ±32 mA

Detailed Pin Configuration

SN74LVC125ADR consists of 14 pins arranged as follows:

___________ 1 | | 14 2 | | 13 3 | | 12 4 | | 11 5 | | 10 6 | | 9 7 |_____________| 8

Pin Description: 1. Output 1 (Y1) 2. Input 1 (A1) 3. Enable Input 1 (OE1) 4. Ground (GND) 5. Enable Input 2 (OE2) 6. Input 2 (A2) 7. Output 2 (Y2) 8. VCC 9. Output 3 (Y3) 10. Input 3 (A3) 11. Enable Input 3 (OE3) 12. Ground (GND) 13. Enable Input 4 (OE4) 14. Input 4 (A4)

Functional Features

  • Quad buffer gate with 3-state outputs
  • Provides signal buffering and amplification
  • Schmitt-trigger inputs for noise immunity
  • Allows bidirectional data flow
  • Enables bus-oriented applications

Advantages and Disadvantages

Advantages

  • Low voltage operation
  • High-speed performance
  • Wide operating voltage range
  • Noise immunity due to Schmitt-trigger inputs
  • Multiple enable inputs for flexible control

Disadvantages

  • Limited output current capacity
  • Requires external pull-up resistors for proper operation in some cases

Working Principles

SN74LVC125ADR operates by receiving input signals through its four input pins (A1, A2, A3, A4). These signals are buffered and amplified before being transmitted to the corresponding output pins (Y1, Y2, Y3). The enable inputs (OE1, OE2, OE3, OE4) control the output state, allowing the IC to be used in bus-oriented applications.

Detailed Application Field Plans

SN74LVC125ADR finds applications in various fields, including but not limited to: - Data communication systems - Industrial automation - Automotive electronics - Consumer electronics - Telecommunications

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to SN74LVC125ADR are: - 74HC125 - 74HCT125 - CD74HC125 - CD74HCT125

These models offer similar functionality and can be used as substitutes depending on specific requirements.

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Énumérez 10 questions et réponses courantes liées à l'application de SN74LVC125ADR dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of SN74LVC125ADR:

  1. Q: What is SN74LVC125ADR? A: SN74LVC125ADR is a quad bus buffer gate with 3-state outputs, commonly used in digital logic circuits.

  2. Q: What is the operating voltage range for SN74LVC125ADR? A: The operating voltage range for SN74LVC125ADR is typically between 1.65V and 5.5V.

  3. Q: What is the maximum output current that SN74LVC125ADR can drive? A: SN74LVC125ADR can drive up to 32mA of output current per channel.

  4. Q: Can SN74LVC125ADR be used as a level shifter? A: Yes, SN74LVC125ADR can be used as a level shifter to convert signals between different voltage levels.

  5. Q: How many channels does SN74LVC125ADR have? A: SN74LVC125ADR has four independent channels, each with a separate input and output.

  6. Q: What is the purpose of the 3-state outputs in SN74LVC125ADR? A: The 3-state outputs allow the outputs to be disabled, effectively disconnecting them from the circuit.

  7. Q: Can SN74LVC125ADR be used in high-speed applications? A: Yes, SN74LVC125ADR is designed for high-speed operation and can be used in applications with fast switching speeds.

  8. Q: Is SN74LVC125ADR compatible with both CMOS and TTL logic levels? A: Yes, SN74LVC125ADR is compatible with both CMOS and TTL logic levels, making it versatile for various applications.

  9. Q: What is the typical propagation delay of SN74LVC125ADR? A: The typical propagation delay of SN74LVC125ADR is around 4.3ns.

  10. Q: Can SN74LVC125ADR be used in automotive applications? A: Yes, SN74LVC125ADR is qualified for automotive applications and can operate in a wide temperature range.

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