The circuit 14 further comprising an inverter coupled between {TAIL ~ a control node} of the first transistor and a control node of {HEAD ~ the second transistor} 
The circuit 14 further comprising an inverter coupled between { TAIL ~ a control node } of the first transistor and a control node of { HEAD ~ the second transistor }
OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD