SN74CBTLV3257 input voltage with no VCC applied

Expert 5880 points

Other Parts Discussed in Thread: SN74CBTLV3257

Want to confirm SN74CBTLV3257 can have signal applied to input pins with no VCC present.

over 10 years ago

0 Chris Cockrill over 10 years ago

TI__Mastermind 46480 points

The Ioff feature allows you to have voltages on inputs or outputs when Vcc = 0V. This feature sets input and outputs to high impedance when Vcc=0V. See Ioff spec in datasheet

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SN74CBTLV3257 input voltage with no VCC applied