In one embodiment, the logic circuit has {HEAD ~ an inverting amplifier} therein, {TAIL ~ the amplifier} having at least one input and an output and is powered by the power supply 
In one embodiment , the logic circuit has { HEAD ~ an inverting amplifier } therein , { TAIL ~ the amplifier } having at least one input and an output and is powered by the power supply
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH