The semiconductor integrated circuit further comprises {HEAD ~ a second bias circuit} connected to {TAIL ~ the reference voltage generating circuit} and a second driver circuit connected to the second bias circuit 
connected to
The semiconductor integrated circuit further comprises { HEAD ~ a second bias circuit } connected to { TAIL ~ the reference voltage generating circuit } and a second driver circuit connected to the second bias circuit
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH