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74VHCT245PW/AUJ
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74VHCT245PW/AUJ

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Level shifting and signal buffering
  • Characteristics: High-speed, low-power, bidirectional voltage level translator
  • Package: TSSOP-20
  • Essence: Facilitates voltage level translation between different logic levels
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Supply Voltage: 2.0V to 5.5V
  • High-Level Input Voltage: 2.0V to VCC
  • Low-Level Input Voltage: GND to 0.8V
  • High-Level Output Voltage: VCC - 0.4V
  • Low-Level Output Voltage: 0.1V
  • Propagation Delay: 6ns (max) at 5V
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

  • Pin 1: A1
  • Pin 2: A2
  • Pin 3: GND
  • Pin 4: B1
  • Pin 5: B2
  • Pin 6: OE#
  • Pin 7: BDIR
  • Pin 8: VCCB
  • Pin 9: B3
  • Pin 10: B4
  • Pin 11: B5
  • Pin 12: B6
  • Pin 13: GND
  • Pin 14: B7
  • Pin 15: B8
  • Pin 16: A8
  • Pin 17: A7
  • Pin 18: A6
  • Pin 19: A5
  • Pin 20: VCCA

Functional Features

  • Bidirectional voltage translation
  • High-speed operation
  • Low power consumption
  • Overvoltage-tolerant inputs
  • 3-state outputs for bus-oriented applications

Advantages and Disadvantages

Advantages

  • Wide supply voltage range
  • Fast propagation delay
  • Small package size
  • 3-state outputs for bus isolation

Disadvantages

  • Limited current drive capability
  • Not suitable for high-current applications

Working Principles

The 74VHCT245PW/AUJ is designed to translate signals between different voltage domains while providing bidirectional communication. It utilizes a combination of CMOS and TTL logic to achieve high-speed operation with low power consumption.

Detailed Application Field Plans

  • Interface between 3.3V and 5V systems
  • Signal buffering in mixed-voltage environments
  • Level shifting in battery-powered devices
  • Bus isolation in multi-master systems

Detailed and Complete Alternative Models

  • SN74LVC245A
  • MC74VHCT125A
  • 74LVC245A

This integrated circuit provides a versatile solution for voltage level translation and signal buffering in various electronic systems.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi 74VHCT245PW/AUJ dalam penyelesaian teknikal

  1. What is the maximum operating voltage for 74VHCT245PW/AUJ?
    - The maximum operating voltage for 74VHCT245PW/AUJ is 5.5V.

  2. What is the typical input high-level voltage for 74VHCT245PW/AUJ?
    - The typical input high-level voltage for 74VHCT245PW/AUJ is 3.85V.

  3. What is the output drive capability of 74VHCT245PW/AUJ?
    - 74VHCT245PW/AUJ has a balanced output drive with 24mA sink and source capability.

  4. Can 74VHCT245PW/AUJ be used in automotive applications?
    - Yes, 74VHCT245PW/AUJ is suitable for use in automotive applications.

  5. What is the propagation delay of 74VHCT245PW/AUJ?
    - The propagation delay of 74VHCT245PW/AUJ is typically 6ns.

  6. Is 74VHCT245PW/AUJ compatible with TTL and CMOS logic levels?
    - Yes, 74VHCT245PW/AUJ is compatible with both TTL and CMOS logic levels.

  7. What is the package type for 74VHCT245PW/AUJ?
    - 74VHCT245PW/AUJ is available in a TSSOP-20 package.

  8. Can 74VHCT245PW/AUJ be used for level shifting applications?
    - Yes, 74VHCT245PW/AUJ can be used for level shifting between different voltage domains.

  9. What is the maximum operating temperature range for 74VHCT245PW/AUJ?
    - The maximum operating temperature range for 74VHCT245PW/AUJ is -40°C to 125°C.

  10. Does 74VHCT245PW/AUJ have built-in ESD protection?
    - Yes, 74VHCT245PW/AUJ features built-in ESD protection for enhanced reliability.