piclist 2001\01\19\120707a >
Thread: Need 74HC165 with tristate output
www.piclist.com/techref/ios.htm?key=output
face picon face BY : Alan B. Pearce email (remove spam text)



>Why do they need to tri-state?

Whoops, sorry I did not read your original piece close enough.

You could use something like a CMOS multiplexor to select between outputs if you
have more than two, or if other devices can already tri state a single 4066 gate
could be used.

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