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SN74CBTLV3245A: When Vcc is off, no matter OE is high or low, the I/O of port A/B is Hi-Z?

user4979899
Expert 3080 points
Part Number: SN74CBTLV3245A

Hi Sir,

When SN74CBTLV3245A Vcc is off, no matter OE is high or low, the I/O of port A/B is Hi-Z, correct?

  • 0
    Guru 243120 points

    "This device is fully specified for partial-power-down applications using Ioff. The Ioff feature ensures that damaging current will not backflow through the device when it is powered down. The device has isolation during power off."