AGCB Member Oct 17, 2010 #1 I can't seem to find out if unused inputs or outputs on a 74HC14 hex inverting schmitt trigger should go somewhere. Will someone help me with this? Thanks Aaron
I can't seem to find out if unused inputs or outputs on a 74HC14 hex inverting schmitt trigger should go somewhere. Will someone help me with this? Thanks Aaron
MikeMl Well-Known Member Most Helpful Member Oct 17, 2010 #2 No input pin on any CMOS device should ever be left floating unless the data sheet specifically shows an internal pull-up/down resistor. Last edited: Oct 17, 2010
No input pin on any CMOS device should ever be left floating unless the data sheet specifically shows an internal pull-up/down resistor.
P peufeu New Member Oct 17, 2010 #3 Short unused inputs to the closest VCC or GND, whichever routes easier. Floating inputs will pick up noise or cause nasty gremlins...
Short unused inputs to the closest VCC or GND, whichever routes easier. Floating inputs will pick up noise or cause nasty gremlins...
crutschow Well-Known Member Most Helpful Member Oct 18, 2010 #5 And, just to clarify, all outputs should be left open.