TCA9534ADWR datasheet by Texas Instruments

TCA9534ADWR Frequently Asked Questions (FAQs)

• What is the maximum frequency of the I2C bus that the TCA9534ADWR can support?
  The TCA9534ADWR can support I2C bus frequencies up to 400 kHz.
• How do I configure the TCA9534ADWR to operate in input mode?
  To configure the TCA9534ADWR to operate in input mode, set the corresponding bit in the configuration register (Register 0x03) to 1. This will configure the pin as an input.
• Can I use the TCA9534ADWR as a level translator?
  Yes, the TCA9534ADWR can be used as a level translator. It can translate voltage levels from 1.8V to 5V, making it suitable for use in systems with different voltage domains.
• How do I reset the TCA9534ADWR?
  The TCA9534ADWR can be reset by pulling the RESET pin low for a minimum of 1 ms. This will reset the device to its default state.
• What is the maximum current that the TCA9534ADWR can sink or source?
  The TCA9534ADWR can sink or source up to 25 mA of current per pin.