Texas Instruments
Bild kan vara representation.
Se specifikationer för produktinformation.
SN74HC126PWR
Visa detalj Datablad

SN74HC126PWR

Product Overview

Category

SN74HC126PWR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for signal buffering and line driving applications.

Characteristics

  • High-speed CMOS technology
  • 3-state outputs
  • Wide operating voltage range: 2V to 6V
  • Low power consumption
  • Schmitt-trigger inputs for noise immunity

Package

SN74HC126PWR is available in a TSSOP (Thin Shrink Small Outline Package) package.

Essence

The essence of SN74HC126PWR lies in its ability to provide high-speed signal buffering and line driving capabilities while consuming low power.

Packaging/Quantity

SN74HC126PWR is typically packaged in reels, with each reel containing 2500 units.

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Quiescent Current: 8µA
  • Maximum Propagation Delay: 10ns

Detailed Pin Configuration

SN74HC126PWR consists of 14 pins, which are assigned specific functions as follows:

  1. GND: Ground pin
  2. A1: Input pin 1
  3. Y1: Output pin 1
  4. A2: Input pin 2
  5. Y2: Output pin 2
  6. A3: Input pin 3
  7. Y3: Output pin 3
  8. OE: Output Enable pin
  9. NC: No Connection
  10. VCC: Power supply pin
  11. B3: Input pin 4
  12. Y4: Output pin 4
  13. B2: Input pin 5
  14. B1: Input pin 6

Functional Features

  • Buffering of signals to prevent signal degradation
  • Line driving capability to ensure proper signal transmission
  • 3-state outputs for flexible control of output states
  • Schmitt-trigger inputs for improved noise immunity

Advantages and Disadvantages

Advantages

  • High-speed operation
  • Wide operating voltage range
  • Low power consumption
  • Noise immunity due to Schmitt-trigger inputs
  • Compact TSSOP package

Disadvantages

  • Limited number of input/output pins
  • Not suitable for high-power applications

Working Principles

SN74HC126PWR operates by receiving input signals through its input pins (A1, A2, A3, B2, B3) and buffering them using internal circuitry. The buffered signals are then transmitted through the corresponding output pins (Y1, Y2, Y3, Y4). The output enable pin (OE) controls the state of the output pins, allowing them to be either active or in a high-impedance state.

Detailed Application Field Plans

SN74HC126PWR finds applications in various electronic devices and systems, including: - Microcontrollers - Digital logic circuits - Communication systems - Industrial automation - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to SN74HC126PWR include: - SN74HC125PWR - SN74HC126N - SN74HCT126PWR - SN74LVC126APW

These alternative models can be considered based on specific requirements and availability.

Word count: 498 words

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SN74HC126PWR i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of SN74HC126PWR in technical solutions:

  1. Q: What is SN74HC126PWR? A: SN74HC126PWR 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 SN74HC126PWR? A: The operating voltage range for SN74HC126PWR is typically between 2V and 6V.

  3. Q: What is the maximum output current that SN74HC126PWR can handle? A: SN74HC126PWR can handle a maximum output current of 8mA per channel.

  4. Q: Can SN74HC126PWR be used as a level shifter? A: Yes, SN74HC126PWR can be used as a level shifter to convert signals between different voltage levels.

  5. Q: How many channels does SN74HC126PWR have? A: SN74HC126PWR has four independent channels.

  6. Q: What is the purpose of the 3-state outputs in SN74HC126PWR? 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 SN74HC126PWR be used in both CMOS and TTL logic systems? A: Yes, SN74HC126PWR is compatible with both CMOS and TTL logic systems.

  8. Q: What is the maximum propagation delay of SN74HC126PWR? A: The maximum propagation delay of SN74HC126PWR is typically around 15ns.

  9. Q: Can SN74HC126PWR be used in high-speed applications? A: Yes, SN74HC126PWR can be used in high-speed applications as it has a maximum operating frequency of 50MHz.

  10. Q: Is SN74HC126PWR available in different package options? A: Yes, SN74HC126PWR is available in various package options, including SOIC, TSSOP, and VQFN.

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