> for example he use the 4066 quad bilateral switch but use
> only one switch
> the other 3 stay unconnected and of course not used. my
> question is should I
> follow this order?
> even in the manufacturer's datasheet it's not mentioned.

I guess in this particular case you should consider only the switch
control pins as inputs, and keep those at a defined 0 or 1 level. The
switched pins can IMHO both be left unconnected.

Wouter van Ooijen

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Van Ooijen Technische Informatica: www.voti.nl
consultancy, development, PICmicro products

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