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SN74AHC125D
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SN74AHC125D

Product Overview

Category

SN74AHC125D belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used as a quad buffer/line driver with 3-state outputs.

Characteristics

  • High-speed CMOS technology
  • 3-state outputs for bus-oriented applications
  • Low power consumption
  • Wide operating voltage range: 2 V to 5.5 V
  • Schmitt-trigger inputs for noise immunity
  • Available in various package options

Package and Quantity

SN74AHC125D is available in a standard SOIC (Small Outline Integrated Circuit) package. It is typically sold in reels or tubes containing multiple units.

Specifications

Electrical Characteristics

  • Supply voltage range: 2 V to 5.5 V
  • Input voltage range: 0 V to VCC
  • Output voltage range: 0 V to VCC
  • Maximum input current: ±20 mA
  • Maximum output current: ±25 mA
  • Operating temperature range: -40°C to +85°C

Pin Configuration

The SN74AHC125D IC has a total of 14 pins, which are assigned specific functions as follows:

  1. Pin 1: Output Enable (OE) for Buffer 1
  2. Pin 2: Input (A) for Buffer 1
  3. Pin 3: Output (Y) for Buffer 1
  4. Pin 4: Ground (GND)
  5. Pin 5: Output (Y) for Buffer 2
  6. Pin 6: Input (B) for Buffer 2
  7. Pin 7: Output Enable (OE) for Buffer 2
  8. Pin 8: VCC (Positive Power Supply)
  9. Pin 9: Input (C) for Buffer 3
  10. Pin 10: Output (Y) for Buffer 3
  11. Pin 11: Output Enable (OE) for Buffer 3
  12. Pin 12: Input (D) for Buffer 4
  13. Pin 13: Output (Y) for Buffer 4
  14. Pin 14: VCC (Positive Power Supply)

Functional Features

  • Quad buffer/line driver with 3-state outputs
  • Allows bidirectional flow of data
  • Enables or disables the output buffers using the Output Enable (OE) pins

Advantages

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range allows compatibility with various systems
  • Schmitt-trigger inputs provide noise immunity

Disadvantages

  • Limited number of input/output channels compared to other ICs in the same category
  • May require additional external components for specific applications

Working Principles

SN74AHC125D operates as a quad buffer/line driver, allowing bidirectional data flow between different parts of a circuit. The Output Enable (OE) pins control the activation of the output buffers, enabling or disabling the transmission of data.

Application Field Plans

SN74AHC125D finds applications in various fields, including: 1. Digital communication systems 2. Microcontroller-based projects 3. Industrial automation 4. Automotive electronics 5. Consumer electronics

Alternative Models

Other alternative models that can be used as substitutes for SN74AHC125D include: 1. 74HC125 2. MC74HC125 3. CD74HCT125 4. SN74LVC125A

These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable option for a particular application.

In conclusion, SN74AHC125D is a versatile integrated circuit that serves as a quad buffer/line driver with 3-state outputs. Its high-speed operation, low power consumption, and wide operating voltage range make it suitable for various digital communication, microcontroller-based, industrial automation, automotive, and consumer electronic applications.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SN74AHC125D en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of SN74AHC125D in technical solutions:

  1. Q: What is SN74AHC125D? A: SN74AHC125D 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 SN74AHC125D? A: The operating voltage range for SN74AHC125D is typically between 2V and 5.5V.

  3. Q: What is the maximum output current that SN74AHC125D can handle? A: SN74AHC125D can handle a maximum output current of 8mA per channel.

  4. Q: Can SN74AHC125D be used as a level shifter? A: Yes, SN74AHC125D can be used as a level shifter to convert signals between different voltage levels.

  5. Q: How many channels does SN74AHC125D have? A: SN74AHC125D has four independent channels, each with a separate input and output.

  6. Q: What is the purpose of the 3-state outputs in SN74AHC125D? A: The 3-state outputs allow the outputs to be disabled or put into a high-impedance state, which is useful for bus sharing applications.

  7. Q: Can SN74AHC125D be used in both CMOS and TTL logic systems? A: Yes, SN74AHC125D is compatible with both CMOS and TTL logic systems.

  8. Q: What is the typical propagation delay of SN74AHC125D? A: The typical propagation delay of SN74AHC125D is around 5ns.

  9. Q: Can SN74AHC125D be used in high-speed applications? A: Yes, SN74AHC125D can be used in high-speed applications as it has a maximum frequency rating of 50MHz.

  10. Q: Is SN74AHC125D available in different package options? A: Yes, SN74AHC125D is available in various package options such as SOIC, TSSOP, and PDIP.

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