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SN74ABTH245DWR
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SN74ABTH245DWR

Product Overview

Category

SN74ABTH245DWR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for level shifting and signal buffering in digital systems.

Characteristics

  • High-speed operation
  • Wide voltage range compatibility
  • Bidirectional data transfer capability
  • Low power consumption

Package

SN74ABTH245DWR is available in a small-outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to efficiently shift and buffer digital signals, ensuring reliable communication between different voltage domains.

Packaging/Quantity

SN74ABTH245DWR is typically packaged in reels containing 2500 units.

Specifications

  • Supply Voltage: 2.3V to 3.6V
  • Logic Family: ABT
  • Number of Channels: 8
  • Input/Output Type: Tri-State
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 4.5ns (max)
  • Output Current: ±12mA

Detailed Pin Configuration

  1. OE (Output Enable)
  2. A1 (Data Input/Output)
  3. B1 (Data Input/Output)
  4. A2 (Data Input/Output)
  5. B2 (Data Input/Output)
  6. A3 (Data Input/Output)
  7. B3 (Data Input/Output)
  8. GND (Ground)
  9. B4 (Data Input/Output)
  10. A4 (Data Input/Output)
  11. B5 (Data Input/Output)
  12. A5 (Data Input/Output)
  13. B6 (Data Input/Output)
  14. A6 (Data Input/Output)
  15. B7 (Data Input/Output)
  16. A7 (Data Input/Output)
  17. VCC (Supply Voltage)
  18. DIR (Direction Control)

Functional Features

  • Bidirectional data transfer between two voltage domains
  • Tri-state outputs for easy bus sharing
  • Output enable control for flexible operation
  • High-speed operation for efficient signal transmission

Advantages and Disadvantages

Advantages

  • Wide voltage range compatibility allows for versatile use in various systems.
  • Tri-state outputs enable efficient bus sharing among multiple devices.
  • High-speed operation ensures fast and reliable data transfer.

Disadvantages

  • Limited number of channels (8) may not be sufficient for complex systems requiring more connections.
  • Propagation delay time of 4.5ns (max) may introduce slight delays in critical applications.

Working Principles

SN74ABTH245DWR operates by receiving digital signals from one voltage domain and shifting them to another voltage domain. It uses a combination of level shifting and buffering techniques to ensure proper signal integrity and compatibility between different voltage levels. The direction of data transfer is controlled by the DIR pin, while the OE pin enables or disables the outputs.

Detailed Application Field Plans

SN74ABTH245DWR finds extensive application in various digital systems, including but not limited to: - Microcontrollers and microprocessors - Communication systems - Data acquisition systems - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

  1. SN74LVC245A
  2. SN74HCT245
  3. SN74LVCH245A
  4. SN74ACT245
  5. SN74AHC245

These alternative models offer similar functionality and can be used as substitutes for SN74ABTH245DWR depending on specific requirements and availability.

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기술 솔루션에 SN74ABTH245DWR 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of SN74ABTH245DWR:

  1. Q: What is SN74ABTH245DWR? A: SN74ABTH245DWR is a bidirectional octal bus transceiver with 3-state outputs, commonly used in digital systems.

  2. Q: What is the voltage range supported by SN74ABTH245DWR? A: SN74ABTH245DWR supports a voltage range of 2.0V to 5.5V.

  3. Q: How many channels does SN74ABTH245DWR have? A: SN74ABTH245DWR has 8 channels, allowing bidirectional data transfer between two buses.

  4. Q: What is the maximum data rate supported by SN74ABTH245DWR? A: SN74ABTH245DWR can support data rates up to 200 MHz.

  5. Q: Can SN74ABTH245DWR handle level shifting between different voltage domains? A: Yes, SN74ABTH245DWR can be used for level shifting between different voltage domains.

  6. Q: Does SN74ABTH245DWR have built-in ESD protection? A: Yes, SN74ABTH245DWR has built-in ESD protection, making it more robust against electrostatic discharge.

  7. Q: Can SN74ABTH245DWR be used in both parallel and serial communication systems? A: Yes, SN74ABTH245DWR can be used in both parallel and serial communication systems, depending on the application requirements.

  8. Q: What is the power supply voltage required for SN74ABTH245DWR? A: SN74ABTH245DWR requires a power supply voltage of 2.0V to 5.5V.

  9. Q: Can SN74ABTH245DWR be used in high-speed data transmission applications? A: Yes, SN74ABTH245DWR is suitable for high-speed data transmission applications due to its fast switching speed.

  10. Q: Are there any specific layout considerations for using SN74ABTH245DWR? A: Yes, it is recommended to follow the layout guidelines provided in the datasheet to ensure proper signal integrity and minimize noise coupling.

Please note that these answers are general and may vary depending on the specific application and requirements. It is always advisable to refer to the datasheet and consult with the manufacturer for detailed information.