In a self refresh mode, {HEAD ~ data} from the output of the sense amplifier is fed back via {TAIL ~ the transition circuit} to the input of the write amplifier 
is fed back via
In a self refresh mode , { HEAD ~ data } from the output of the sense amplifier is fed back via { TAIL ~ the transition circuit } to the input of the write amplifier
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH