Texas Instruments
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SN74LVC2244ANSR
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SN74LVC2244ANSR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Buffer/Line Driver
  • Characteristics:
    • Low-voltage CMOS technology
    • High-speed operation
    • Wide operating voltage range
    • Schmitt-trigger inputs for noise immunity
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: The SN74LVC2244ANSR is a high-performance buffer/line driver IC that operates at low voltages and provides fast signal transmission.
  • Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

  • Supply Voltage Range: 1.65V to 5.5V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Maximum Operating Frequency: 100MHz
  • Number of Channels: 8
  • Input/Output Type: Non-Inverting
  • Output Current: ±24mA
  • Propagation Delay: 3.7ns (typical)

Detailed Pin Configuration

The SN74LVC2244ANSR has a total of 20 pins, which are arranged as follows:

+----+--+----+ A1 -|1 +--+ 20 |- VCC B1 -|2 19 |- B2 A2 -|3 18 |- A3 B3 -|4 17 |- B4 A4 -|5 SN74LVC2244ANSR 16 |- A5 B5 -|6 15 |- B6 A6 -|7 14 |- A7 B7 -|8 13 |- B8 GND -|9 12 |- GND OE1 -|10 11 |- OE2 +-------------------+

Functional Features

  • High-speed operation: The SN74LVC2244ANSR is designed to provide fast signal transmission, making it suitable for applications requiring quick data transfer.
  • Wide operating voltage range: With a supply voltage range of 1.65V to 5.5V, this IC can be used in various low-voltage systems.
  • Schmitt-trigger inputs: The Schmitt-trigger inputs ensure noise immunity by providing hysteresis and reducing the effects of input signal noise.

Advantages and Disadvantages

Advantages: - Low-voltage operation allows compatibility with modern electronic devices. - High-speed performance enables efficient data transmission. - Wide operating voltage range provides flexibility in system design. - Schmitt-trigger inputs enhance noise immunity.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Propagation delay of 3.7ns may introduce slight latency in time-critical systems.

Working Principles

The SN74LVC2244ANSR operates as a buffer/line driver, which means it amplifies and strengthens digital signals. It uses low-voltage CMOS technology to achieve high-speed operation while consuming minimal power. The Schmitt-trigger inputs ensure reliable signal reception by providing a well-defined switching threshold and noise immunity.

Detailed Application Field Plans

The SN74LVC2244ANSR is commonly used in various applications, including:

  1. Data communication systems: It can be employed to amplify and transmit digital signals between different components of a communication system, such as microcontrollers, sensors, and displays.
  2. Industrial automation: The IC can be utilized in industrial control systems to interface between low-voltage logic circuits and higher-voltage actuators or sensors.
  3. Automotive electronics: It finds application in automotive systems where low-voltage operation and high-speed signal transmission are crucial, such as in infotainment systems or engine control units.

Detailed and Complete Alternative Models

  1. SN74LVC244A: Similar to the SN74LVC2244ANSR, this IC is an octal buffer/line driver with non-inverting outputs. It offers a wider operating voltage range of 1.2V to 5.5V.
  2. MC74LVX244: This IC is another alternative that provides similar functionality. It operates at a slightly higher voltage range of 2V to 5.5V and offers a maximum operating frequency of 50MHz.

These alternative models can be considered based on specific application requirements and system constraints.

In conclusion, the SN74LVC2244ANSR is a versatile buffer/line driver IC that operates at low voltages while providing high-speed signal transmission. Its wide operating voltage range, Schmitt-trigger inputs, and compact SOIC package make it suitable for various applications in different industries.

Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af SN74LVC2244ANSR i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of SN74LVC2244ANSR:

  1. Q: What is SN74LVC2244ANSR? A: SN74LVC2244ANSR is a non-inverting octal buffer and line driver IC, commonly used in digital logic applications.

  2. Q: What is the voltage supply range for SN74LVC2244ANSR? A: The voltage supply range for SN74LVC2244ANSR is typically between 1.65V and 5.5V.

  3. Q: What is the maximum output current that SN74LVC2244ANSR can drive? A: SN74LVC2244ANSR can drive up to 24mA of output current per channel.

  4. Q: Can SN74LVC2244ANSR be used as a level shifter? A: Yes, SN74LVC2244ANSR can be used as a level shifter to convert signals between different voltage levels.

  5. Q: How many channels does SN74LVC2244ANSR have? A: SN74LVC2244ANSR has 8 channels, making it suitable for driving multiple lines or buffers.

  6. Q: What is the propagation delay of SN74LVC2244ANSR? A: The propagation delay of SN74LVC2244ANSR is typically around 3.7ns.

  7. Q: Is SN74LVC2244ANSR compatible with both CMOS and TTL logic levels? A: Yes, SN74LVC2244ANSR is compatible with both CMOS and TTL logic levels.

  8. Q: Can SN74LVC2244ANSR be used in high-speed applications? A: Yes, SN74LVC2244ANSR is designed for high-speed operation and can be used in applications with fast switching requirements.

  9. Q: Does SN74LVC2244ANSR have built-in protection features? A: Yes, SN74LVC2244ANSR has built-in ESD protection and can withstand electrostatic discharge up to 2kV.

  10. Q: What package does SN74LVC2244ANSR come in? A: SN74LVC2244ANSR is available in a small-outline integrated circuit (SOIC) package.

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