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SN74AHC244DWR
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SN74AHC244DWR

Product Overview

Category

SN74AHC244DWR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for signal amplification and buffering in various electronic devices.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Schmitt-trigger inputs for noise immunity
  • 3-state outputs for bus-oriented applications

Package

SN74AHC244DWR is available in a standard SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of SN74AHC244DWR lies in its ability to amplify and buffer signals effectively, ensuring reliable data transmission within electronic systems.

Packaging/Quantity

SN74AHC244DWR is typically packaged in reels containing a quantity of 2500 units.

Specifications

  • Supply Voltage: 2V to 5.5V
  • Input Voltage: 0V to VCC
  • Output Voltage: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 6 ns (max)
  • Output Current: ±8 mA

Detailed Pin Configuration

SN74AHC244DWR consists of 20 pins arranged as follows:

___________ | | 1 | 20 | GND 2 | 19 | A1 3 | 18 | B1 4 | 17 | Y1 5 | 16 | A2 6 | 15 | B2 7 | 14 | Y2 8 | 13 | OE# 9 | 12 | VCC 10 | 11 | GND |___________|

Functional Features

  • High-speed signal amplification and buffering
  • Noise immunity due to Schmitt-trigger inputs
  • 3-state outputs for bus-oriented applications
  • Wide operating voltage range allows compatibility with various systems

Advantages and Disadvantages

Advantages

  • High-speed operation enables efficient data transmission
  • Low power consumption helps conserve energy
  • Schmitt-trigger inputs provide noise immunity, ensuring reliable signal processing
  • 3-state outputs facilitate bus-oriented applications

Disadvantages

  • Limited output current may restrict usage in certain high-power applications
  • Propagation delay time of 6 ns (max) may affect real-time applications requiring faster response times

Working Principles

SN74AHC244DWR operates by receiving input signals through its A1-A2 and B1-B2 pins. These signals are amplified and buffered internally before being transmitted to the corresponding Y1-Y2 output pins. The OE# pin controls the output enable/disable functionality.

Detailed Application Field Plans

SN74AHC244DWR finds extensive application in various electronic devices and systems, including: - Microcontrollers - Data communication equipment - Industrial automation systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to SN74AHC244DWR include: - SN74LVC244A - SN74HCT244 - SN74LVCH244A - SN74ACT244

These models offer similar functionality and characteristics, providing flexibility in choosing the most suitable IC for specific applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SN74AHC244DWR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of SN74AHC244DWR:

  1. Question: What is SN74AHC244DWR?
    Answer: SN74AHC244DWR is a type of octal buffer/line driver integrated circuit (IC) that can be used in various technical solutions.

  2. Question: What is the purpose of SN74AHC244DWR?
    Answer: SN74AHC244DWR is designed to provide buffering and line driving capabilities, allowing it to interface between different logic levels or drive signals over long distances.

  3. Question: What voltage levels does SN74AHC244DWR support?
    Answer: SN74AHC244DWR supports voltage levels from 2 V to 5.5 V, making it compatible with a wide range of digital systems.

  4. Question: How many channels does SN74AHC244DWR have?
    Answer: SN74AHC244DWR has 8 channels, which means it can handle up to 8 input/output lines.

  5. Question: Can SN74AHC244DWR be used for bidirectional communication?
    Answer: Yes, SN74AHC244DWR supports bidirectional communication, allowing data to be transmitted in both directions.

  6. Question: What is the maximum output current of SN74AHC244DWR?
    Answer: The maximum output current of SN74AHC244DWR is typically around 8 mA, which is sufficient for most digital applications.

  7. Question: Can SN74AHC244DWR be used in high-speed applications?
    Answer: Yes, SN74AHC244DWR is designed for high-speed operation and can handle frequencies up to several hundred megahertz.

  8. Question: Does SN74AHC244DWR have any built-in protection features?
    Answer: Yes, SN74AHC244DWR has built-in electrostatic discharge (ESD) protection to safeguard against damage during handling and operation.

  9. Question: Can SN74AHC244DWR be cascaded with other ICs?
    Answer: Yes, SN74AHC244DWR can be easily cascaded with other similar ICs to expand the number of input/output lines or drive multiple devices.

  10. Question: What is the package type of SN74AHC244DWR?
    Answer: SN74AHC244DWR comes in a standard SOIC-20 package, which is widely used and easy to solder onto a PCB.

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