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74AVC8T245PW-Q100J
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74AVC8T245PW-Q100J

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifter and Bus Transceiver
  • Characteristics: High-speed, low-power, bidirectional voltage level translation
  • Package: TSSOP-24
  • Essence: Transfers digital signals between different voltage domains
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 1.2V to 3.6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Maximum Data Rate: 400 Mbps
  • Number of Channels: 8
  • Input/Output Type: CMOS/TTL compatible

Detailed Pin Configuration

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

Functional Features

  • Bidirectional voltage level translation between two different voltage domains
  • Automatic direction control based on DIR input signal
  • High-speed data transmission up to 400 Mbps
  • Low power consumption
  • CMOS/TTL compatible inputs and outputs

Advantages

  • Enables communication between devices operating at different voltage levels
  • Supports high-speed data transfer
  • Low power consumption for energy-efficient applications
  • Compact TSSOP-24 package for space-constrained designs
  • Easy integration into existing systems with CMOS/TTL compatibility

Disadvantages

  • Limited number of channels (8)
  • Requires careful consideration of voltage compatibility and signal integrity in mixed-voltage systems

Working Principles

The 74AVC8T245PW-Q100J is a bidirectional level shifter and bus transceiver IC. It allows for the translation of digital signals between two voltage domains, enabling communication between devices operating at different voltage levels. The direction of data flow is controlled by the DIR input signal. The IC operates at high speeds of up to 400 Mbps while consuming low power. It provides CMOS/TTL compatible inputs and outputs, making it easy to integrate into various digital systems.

Detailed Application Field Plans

  • Mixed-voltage systems where communication between devices with different voltage levels is required
  • Interface between microcontrollers and peripherals operating at different voltage domains
  • Level shifting in battery-powered portable devices to conserve power
  • Industrial automation systems requiring bidirectional data transfer between different voltage domains

Detailed and Complete Alternative Models

  • SN74LVC8T245PW
  • MC74VHC1GT125DTT1G
  • 74LVC8T245DB,118
  • 74AUP1T125GW,125

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

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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem 74AVC8T245PW-Q100J w rozwiązaniach technicznych

Sure! Here are 10 common questions and answers related to the application of 74AVC8T245PW-Q100J in technical solutions:

  1. Q: What is the function of the 74AVC8T245PW-Q100J? A: The 74AVC8T245PW-Q100J is an octal bidirectional level shifter and translator with 3-state outputs.

  2. Q: What voltage levels can the 74AVC8T245PW-Q100J handle? A: It can handle voltage levels from 1.2V to 3.6V on the A port and 1.65V to 5.5V on the B port.

  3. Q: Can the 74AVC8T245PW-Q100J be used for voltage level translation between different logic families? A: Yes, it can be used to translate signals between different logic families such as CMOS and TTL.

  4. Q: How many channels does the 74AVC8T245PW-Q100J have? A: It has 8 bidirectional channels, allowing for simultaneous translation of up to 8 signals.

  5. Q: What is the maximum data rate supported by the 74AVC8T245PW-Q100J? A: The maximum data rate is 400 Mbps (megabits per second).

  6. Q: Can the 74AVC8T245PW-Q100J be used for level shifting in I2C or SPI communication? A: Yes, it can be used for level shifting in I2C, SPI, or other similar serial communication protocols.

  7. Q: Does the 74AVC8T245PW-Q100J have built-in ESD protection? A: Yes, it has built-in ESD protection, making it suitable for applications with high electrostatic discharge risks.

  8. Q: What is the power supply voltage range for the 74AVC8T245PW-Q100J? A: The power supply voltage range is from 1.2V to 3.6V.

  9. Q: Can the 74AVC8T245PW-Q100J be used in automotive applications? A: Yes, it is designed for automotive applications and meets the AEC-Q100 qualification requirements.

  10. Q: Are there any special considerations when using the 74AVC8T245PW-Q100J in multi-voltage systems? A: Yes, proper level shifting techniques and voltage compatibility should be considered to ensure reliable operation in multi-voltage systems.

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