The DUT is part of a source series terminated serial link transmitter, in which {HEAD ~ two branches} of {TAIL ~ parallel transistors} each provide an impedance value when particular transistors of the parallel branch are turned on 
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The DUT is part of a source series terminated serial link transmitter , in which { HEAD ~ two branches } of { TAIL ~ parallel transistors } each provide an impedance value when particular transistors of the parallel branch are turned on
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH