STMicroelectronics
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
74LVQ244TTR
Lihat Butiran Helaian data

74LVQ244TTR

Product Overview

Category

The 74LVQ244TTR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used as a buffer or line driver in various electronic applications.

Characteristics

  • Low-voltage operation: The 74LVQ244TTR operates at low voltage levels, typically between 1.65V and 3.6V.
  • High-speed performance: It offers fast switching speeds, making it suitable for high-frequency applications.
  • Output current drive capability: The IC can provide sufficient current to drive external loads.
  • Wide operating temperature range: It can operate reliably within a wide temperature range, typically from -40°C to 85°C.

Package

The 74LVQ244TTR is available in a TSSOP (Thin Shrink Small Outline Package) package.

Essence

The essence of the 74LVQ244TTR lies in its ability to buffer and amplify digital signals, ensuring proper signal transmission between different parts of an electronic circuit.

Packaging/Quantity

The IC is typically packaged in reels containing a specific quantity, such as 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: X MHz
  • Number of Channels: 8
  • Input/Output Type: Tri-state

Detailed Pin Configuration

The 74LVQ244TTR has a total of 20 pins, which are assigned specific functions as follows:

  1. Pin 1: Output Enable (OE)
  2. Pin 2: Channel 1 Input (A1)
  3. Pin 3: Channel 1 Output (Y1)
  4. Pin 4: Channel 2 Output (Y2)
  5. Pin 5: Channel 2 Input (A2)
  6. Pin 6: Ground (GND)
  7. Pin 7: Channel 3 Input (A3)
  8. Pin 8: Channel 3 Output (Y3)
  9. Pin 9: Channel 4 Output (Y4)
  10. Pin 10: Channel 4 Input (A4)
  11. Pin 11: Channel 5 Input (A5)
  12. Pin 12: Channel 5 Output (Y5)
  13. Pin 13: Channel 6 Output (Y6)
  14. Pin 14: Channel 6 Input (A6)
  15. Pin 15: VCC
  16. Pin 16: Channel 7 Input (A7)
  17. Pin 17: Channel 7 Output (Y7)
  18. Pin 18: Channel 8 Output (Y8)
  19. Pin 19: Channel 8 Input (A8)
  20. Pin 20: Output Enable (OE)

Functional Features

  • Tri-state outputs: The IC provides tri-state outputs, allowing for easy bus sharing and signal isolation.
  • High-speed operation: It offers fast propagation delays, enabling efficient data transmission.
  • Low power consumption: The 74LVQ244TTR consumes minimal power, making it suitable for battery-powered devices.
  • ESD protection: The IC incorporates built-in electrostatic discharge (ESD) protection, enhancing its robustness against static electricity.

Advantages and Disadvantages

Advantages

  • Low-voltage operation allows compatibility with various digital systems.
  • High-speed performance enables efficient data transfer.
  • Tri-state outputs facilitate bus sharing and signal isolation.
  • Built-in ESD protection enhances reliability.

Disadvantages

  • Limited output current drive capability may restrict its use in certain applications.
  • Availability in a specific package may limit its compatibility with certain circuit designs.

Working Principles

The 74LVQ244TTR operates as a buffer or line driver by amplifying and buffering digital signals. It accepts input signals from one part of a circuit and provides amplified output signals to another part, ensuring proper signal transmission without distortion or loss.

Detailed Application Field Plans

The 74LVQ244TTR finds applications in various electronic systems, including but not limited to: - Data communication equipment - Computer peripherals - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the 74LVQ244TTR are: - SN74LV244A - MC74LVX244 - CD74LVX244

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

In conclusion, the 74LVQ244TTR is a versatile integrated circuit used for buffering and line driving digital signals. Its low-voltage operation, high-speed performance, and tri-state outputs

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi 74LVQ244TTR dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of 74LVQ244TTR in technical solutions:

  1. Question: What is the 74LVQ244TTR?
    Answer: The 74LVQ244TTR is a type of octal buffer/line driver integrated circuit (IC) that can be used for signal buffering and voltage level translation.

  2. Question: What is the operating voltage range of the 74LVQ244TTR?
    Answer: The 74LVQ244TTR operates within a voltage range of 1.65V to 5.5V.

  3. Question: How many channels does the 74LVQ244TTR have?
    Answer: The 74LVQ244TTR has 8 channels, making it suitable for applications requiring multiple signal buffering or voltage level translation.

  4. Question: What is the maximum output current of the 74LVQ244TTR?
    Answer: The 74LVQ244TTR can provide a maximum output current of 24mA per channel.

  5. Question: Can the 74LVQ244TTR handle bidirectional signals?
    Answer: No, the 74LVQ244TTR is a unidirectional buffer/line driver, meaning it can only drive signals in one direction.

  6. Question: What is the typical propagation delay of the 74LVQ244TTR?
    Answer: The typical propagation delay of the 74LVQ244TTR is around 4.5ns.

  7. Question: Is the 74LVQ244TTR compatible with TTL logic levels?
    Answer: Yes, the 74LVQ244TTR is designed to be compatible with TTL logic levels, making it suitable for interfacing between different logic families.

  8. Question: Can the 74LVQ244TTR be used in high-speed applications?
    Answer: Yes, the 74LVQ244TTR is capable of operating at high speeds, making it suitable for applications that require fast signal buffering or voltage level translation.

  9. Question: Does the 74LVQ244TTR have any built-in protection features?
    Answer: Yes, the 74LVQ244TTR has built-in ESD protection on all inputs and outputs, providing a level of protection against electrostatic discharge.

  10. Question: What package options are available for the 74LVQ244TTR?
    Answer: The 74LVQ244TTR is available in various package options, such as TSSOP, SOIC, and SSOP, allowing for flexibility in different application requirements.

Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's specifications of the 74LVQ244TTR.