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74LVT543D,112
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74LVT543D,112

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Translator
  • Characteristics:
    • Low Voltage TTL (LVT) Technology
    • Octal Bus Transceiver with 3-State Outputs
    • Bidirectional Data Transfer Capability
    • Voltage-Level Translation Between 3.3V and 5V Systems
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Logic level translation between different voltage systems
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2.7V to 3.6V
  • High-Level Input Voltage: 2.0V to VCC + 0.3V
  • Low-Level Input Voltage: -0.3V to 0.8V
  • High-Level Output Voltage: 2.4V (min) at IOH = -12mA
  • Low-Level Output Voltage: 0.4V (max) at IOL = 24mA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74LVT543D,112 IC has a total of 20 pins. The pin configuration is as follows:

  1. OE (Output Enable) 1
  2. A1 (Data Input/Output) 1
  3. B1 (Data Input/Output) 1
  4. GND (Ground)
  5. B2 (Data Input/Output) 2
  6. A2 (Data Input/Output) 2
  7. OE (Output Enable) 2
  8. VCC (Supply Voltage)
  9. DIR (Direction Control)
  10. LE (Latch Enable)
  11. D1 (Data Input/Output) 1
  12. D2 (Data Input/Output) 2
  13. D3 (Data Input/Output) 3
  14. D4 (Data Input/Output) 4
  15. D5 (Data Input/Output) 5
  16. D6 (Data Input/Output) 6
  17. D7 (Data Input/Output) 7
  18. D8 (Data Input/Output) 8
  19. GND (Ground)
  20. VCC (Supply Voltage)

Functional Features

  • Bidirectional data transfer between two voltage domains (3.3V and 5V)
  • 3-state outputs allow for bus sharing between multiple devices
  • Output enable and direction control pins provide flexibility in controlling data flow
  • Latch enable pin allows for capturing input data

Advantages and Disadvantages

Advantages: - Enables seamless communication between different voltage systems - Supports bidirectional data transfer - Low voltage operation reduces power consumption - 3-state outputs facilitate bus sharing

Disadvantages: - Limited to voltage translation between 3.3V and 5V systems - May not be suitable for applications requiring translation between other voltage levels

Working Principles

The 74LVT543D,112 is designed using low voltage TTL technology. It utilizes a combination of transistors and logic gates to perform voltage-level translation between 3.3V and 5V systems. The direction control pin determines the data flow direction, while the latch enable pin captures the input data. The output enable pin enables or disables the outputs, allowing for bus sharing.

Detailed Application Field Plans

The 74LVT543D,112 is commonly used in various applications where voltage level translation is required between 3.3V and 5V systems. Some of the typical application fields include: - Microcontroller interfacing - Data communication systems - Industrial automation - Embedded systems

Detailed and Complete Alternative Models

  • 74LVC543A,118
  • SN74LVT543DWR
  • MC74LVT543DWG
  • CD74LVT543M96
  • 74LVT543DB,112

(Note: This is not an exhaustive list. Please refer to the manufacturer's datasheet for a complete list of alternative models.)

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 74LVT543D,112 i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of 74LVT543D,112 in technical solutions:

1. What is the function of the 74LVT543D,112? The 74LVT543D,112 is an octal transceiver with tri-state outputs. It can be used for bidirectional data transfer between two buses.

2. What is the operating voltage range of the 74LVT543D,112? The 74LVT543D,112 operates within a voltage range of 2.7V to 3.6V.

3. How many channels does the 74LVT543D,112 have? The 74LVT543D,112 has 8 channels, allowing it to handle 8 bits of data.

4. Can the 74LVT543D,112 be used for level shifting? Yes, the 74LVT543D,112 can be used for level shifting as it supports both 3.3V and 5V logic levels.

5. What is the maximum data transfer rate supported by the 74LVT543D,112? The 74LVT543D,112 supports a maximum data transfer rate of 200MHz.

6. Does the 74LVT543D,112 have built-in ESD protection? Yes, the 74LVT543D,112 has built-in ESD protection, making it more robust against electrostatic discharge.

7. Can the 74LVT543D,112 be used in high-speed applications? Yes, the 74LVT543D,112 is suitable for high-speed applications due to its fast propagation delay and minimal skew.

8. Is the 74LVT543D,112 compatible with other logic families? Yes, the 74LVT543D,112 is compatible with both TTL and CMOS logic families.

9. Can the 74LVT543D,112 be used in a bus arbitration system? Yes, the 74LVT543D,112 can be used in a bus arbitration system as it supports bidirectional data transfer.

10. Does the 74LVT543D,112 have internal pull-up or pull-down resistors? No, the 74LVT543D,112 does not have internal pull-up or pull-down resistors. External resistors may be required for proper signal conditioning.

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