The driver circuits 106 and 106′ provide differential signals on the interconnects which have a reduced voltage swing that is less than {HEAD ~ a voltage differential} of {TAIL ~ a single power supply}, or a single pair of voltage rails 
The driver circuits 106 and 106′ provide differential signals on the interconnects which have a reduced voltage swing that is less than { HEAD ~ a voltage differential } of { TAIL ~ a single power supply } , or a single pair of voltage rails
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH