On Jan 16, 2005, at 10:40 PM, DG (dee-gee) wrote: > > > I have similar design. I'm using SN74LVTH244 to interface Atmel 5V > part to 3.3V comm device. Another useful characteristic of these BiCMOS family parts is that they can be attached to a live bus while powered off without any ill effects. They do not contain the standard ESD diode to the positive rail and remain high impedance even when off. ABT parts are in the same family as these. Mike
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Re: [AVR-Chat] Re: 3V logic level conversion
2005-01-17 by Mike Murphree