이미지는 예시일 수 있습니다.
제품 세부사항은 사양을 확인하세요.
SN74ABT2245PWR

SN74ABT2245PWR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifter and Bus Transceiver
  • Characteristics: High-speed, low-power, bidirectional voltage-level translation
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: The SN74ABT2245PWR is a level shifter and bus transceiver IC that allows for bidirectional voltage-level translation between two different voltage domains.
  • Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

  • Supply Voltage Range: 4.5V to 5.5V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Data Rate: 100Mbps

Detailed Pin Configuration

The SN74ABT2245PWR has a total of 20 pins, which are assigned specific functions as follows:

  1. OE (Output Enable) 1
  2. A1 (Data Bus A) 1
  3. B1 (Data Bus B) 1
  4. A2 (Data Bus A) 2
  5. B2 (Data Bus B) 2
  6. A3 (Data Bus A) 3
  7. B3 (Data Bus B) 3
  8. GND (Ground)
  9. B4 (Data Bus B) 4
  10. A4 (Data Bus A) 4
  11. B5 (Data Bus B) 5
  12. A5 (Data Bus A) 5
  13. B6 (Data Bus B) 6
  14. A6 (Data Bus A) 6
  15. VCC (Supply Voltage)
  16. DIR (Direction Control)
  17. B7 (Data Bus B) 7
  18. A7 (Data Bus A) 7
  19. B8 (Data Bus B) 8
  20. A8 (Data Bus A) 8

Functional Features

  • Bidirectional voltage-level translation between two different voltage domains.
  • High-speed operation with a maximum data rate of 100Mbps.
  • Low-power consumption.
  • Output enable control for disabling the outputs when not in use.
  • Direction control for selecting the direction of data flow.

Advantages and Disadvantages

Advantages: - Allows for seamless communication between devices operating at different voltage levels. - High-speed operation enables efficient data transfer. - Low-power consumption helps in reducing overall power consumption of the system.

Disadvantages: - Limited to voltage translation between specific voltage ranges. - Requires careful consideration of input and output voltage levels to ensure proper functionality.

Working Principles

The SN74ABT2245PWR works by utilizing a combination of level shifting and bus transceiver techniques. It consists of bidirectional buffers that can translate signals between two different voltage domains. The direction of data flow is controlled by the DIR pin, while the OE pin allows for enabling or disabling the outputs. The IC operates at high speed and consumes low power, making it suitable for various applications.

Detailed Application Field Plans

The SN74ABT2245PWR finds applications in various fields where voltage-level translation and bus transceiver functionality are required. Some of the potential application areas include:

  1. Communication Systems: Used for interfacing between devices operating at different voltage levels in communication systems such as routers, switches, and network interfaces.
  2. Industrial Automation: Enables communication between different components of industrial automation systems, including sensors, actuators, and controllers.
  3. Automotive Electronics: Facilitates voltage-level translation in automotive electronics systems, allowing for communication between different subsystems and components.
  4. Consumer Electronics: Used in consumer electronic devices like smartphones, tablets, and gaming consoles to enable communication between different voltage domains.

Detailed and Complete Alternative Models

  1. SN74LVC4245APWR: Similar functionality with lower power consumption.
  2. SN74HCT245PWR: Higher voltage range compatibility with slightly slower data rate.
  3. SN74LVCHT245APWR: Improved noise immunity and higher data rate capability.

These alternative models offer similar functionality to the SN74ABT2245PWR but may have differences in characteristics, specifications, or package options.

Word count: 442 words

기술 솔루션에 SN74ABT2245PWR 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of SN74ABT2245PWR in technical solutions:

  1. Q: What is SN74ABT2245PWR? A: SN74ABT2245PWR is a type of octal bus transceiver with 3-state outputs, commonly used for bidirectional data transfer between different voltage levels.

  2. Q: What is the operating voltage range of SN74ABT2245PWR? A: The operating voltage range of SN74ABT2245PWR is typically between 4.5V and 5.5V.

  3. Q: Can SN74ABT2245PWR be used for level shifting between different voltage domains? A: Yes, SN74ABT2245PWR can be used for level shifting between different voltage domains, as it supports bidirectional data transfer.

  4. Q: How many channels does SN74ABT2245PWR have? A: SN74ABT2245PWR has 8 bidirectional channels, allowing for simultaneous data transfer in both directions.

  5. Q: What is the maximum data rate supported by SN74ABT2245PWR? A: SN74ABT2245PWR supports a maximum data rate of up to 100 MHz.

  6. Q: Does SN74ABT2245PWR have built-in ESD protection? A: Yes, SN74ABT2245PWR has built-in ESD protection, which helps protect the device from electrostatic discharge.

  7. Q: Can SN74ABT2245PWR be used in high-speed applications? A: Yes, SN74ABT2245PWR can be used in high-speed applications, thanks to its fast propagation delay and high-speed operation.

  8. Q: What is the output drive strength of SN74ABT2245PWR? A: The output drive strength of SN74ABT2245PWR is typically around 12 mA, allowing it to drive moderate loads.

  9. Q: Can SN74ABT2245PWR be used in automotive applications? A: Yes, SN74ABT2245PWR is suitable for automotive applications, as it meets the necessary standards for automotive electronics.

  10. Q: Are there any specific layout considerations for using SN74ABT2245PWR? 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 recommended to refer to the datasheet and consult with the manufacturer for detailed information.