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SN74LVC1G17-Q1: Input Pin Status

Expert 3831 points
Part Number: SN74LVC1G17-Q1

Hi,

What is the input pin status when IC is off (vdd=0)? 

Is it floating? 

Thanks!

  • Hello,

    "Floating" refers to a voltage node that is at an unknown state, ie nothing is forcing the node to a known state. This is commonly associated with a high-impedance state, since that may result in a floating node.

    The input pin is always high impedance. The output will also be high impedance with the supply at 0V - as specified by I_off in the datasheet electrical characteristics table.