Texas Instruments
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SN74ALVC126D
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SN74ALVC126D

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Buffer/Driver
  • Characteristics: High-speed, low-voltage, quad bus buffer with 3-state outputs
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Logic gate with four independent buffers
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.65V to 3.6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Maximum Operating Frequency: 400 MHz
  • Number of Buffers: 4
  • Output Drive Capability: ±24 mA
  • Propagation Delay: 2.5 ns (typical)

Detailed Pin Configuration

The SN74ALVC126D has a 14-pin SOIC 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

  • Quad independent buffer/driver with 3-state outputs
  • High-speed operation suitable for various applications
  • Low voltage operation for power efficiency
  • 3-state outputs allow multiple devices to share a common bus

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low voltage operation reduces power consumption - 3-state outputs facilitate bus sharing in complex systems

Disadvantages: - Limited output drive capability compared to some other ICs - Not suitable for high-voltage applications

Working Principles

The SN74ALVC126D is a buffer/driver IC that amplifies and controls the signals between different parts of an electronic circuit. It operates by receiving input signals (A1-A4) and generating corresponding output signals (Y1-Y4). The OE pins control the output enable function, allowing the outputs to be either active or in a high-impedance state.

Detailed Application Field Plans

The SN74ALVC126D is commonly used in various digital systems, including:

  1. Microprocessors and microcontrollers
  2. Communication systems
  3. Data storage devices
  4. Industrial automation equipment
  5. Automotive electronics

Detailed and Complete Alternative Models

  1. SN74LVC126A: Similar functionality with lower operating voltage range (1.65V to 3.3V)
  2. SN74HC126: Higher voltage operation (2V to 6V) with slower speed
  3. SN74LVTH126: Higher output drive capability (±32 mA) with slightly slower propagation delay

These alternative models offer similar functionality but may have different specifications and characteristics depending on the specific requirements of the application.

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Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa SN74ALVC126D katika suluhu za kiufundi

Sure! Here are 10 common questions and answers related to the application of SN74ALVC126D:

  1. Q: What is SN74ALVC126D? A: SN74ALVC126D is a quad buffer/line driver with 3-state outputs, commonly used in digital logic applications.

  2. Q: What is the operating voltage range for SN74ALVC126D? A: The operating voltage range for SN74ALVC126D is typically between 1.65V and 3.6V.

  3. Q: What is the maximum output current that SN74ALVC126D can drive? A: SN74ALVC126D can drive up to 24mA of output current per channel.

  4. Q: Can SN74ALVC126D be used for level shifting between different voltage domains? A: Yes, SN74ALVC126D can be used for level shifting as it supports multiple voltage levels.

  5. Q: Does SN74ALVC126D have built-in protection against overvoltage or undervoltage conditions? A: No, SN74ALVC126D does not have built-in protection against overvoltage or undervoltage conditions. External protection circuitry may be required.

  6. Q: What is the typical propagation delay of SN74ALVC126D? A: The typical propagation delay of SN74ALVC126D is around 3.8ns.

  7. Q: Can SN74ALVC126D be used in high-speed applications? A: Yes, SN74ALVC126D can be used in high-speed applications as it has a maximum frequency rating of 500MHz.

  8. Q: How many input channels does SN74ALVC126D have? A: SN74ALVC126D has four input channels, allowing it to buffer or drive up to four separate signals.

  9. Q: Is SN74ALVC126D compatible with other logic families? A: Yes, SN74ALVC126D is compatible with a wide range of logic families, including TTL, CMOS, and LVCMOS.

  10. Q: Can SN74ALVC126D be used in bidirectional applications? A: No, SN74ALVC126D is a unidirectional buffer/line driver and cannot be used for bidirectional communication without additional circuitry.

Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.