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Original question:

TXB0108: Using level shifter for 5 V to 3.3 V for Interfacing with Zynq 7000

TXB0108: TXB0108

dang xiaofeng
Prodigy 200 points
Part Number: TXB0108

Tool/software:

The OE pin is only connected to the VCCA power supply pin ，
Is that okay?
  • 0
    Guru 287360 points

    During power up (when VCCA is above 0 V but below 1.2 V), the outputs might not work correctly; therefore, it is recommended to pull OE low during power up.

    If you do not care about the state of the outputs during power up, then you can connect OE directly to VCCA.