{HEAD ~ The pump down circuit} may be configured to generate {TAIL ~ a pump} down signal in response to the pump up signal and the control signal 
configured to generate
{ HEAD ~ The pump down circuit } may be configured to generate { TAIL ~ a pump } down signal in response to the pump up signal and the control signal
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH