{HEAD ~ The second series connected transistors} drive a second voltage signal on a second interconnect in response to a complement of the data signal, {TAIL ~ the second voltage signal} has a voltage swing which is less than the voltage differential between the voltage supply connections 
{ HEAD ~ The second series connected transistors } drive a second voltage signal on a second interconnect in response to a complement of the data signal , { TAIL ~ the second voltage signal } has a voltage swing which is less than the voltage differential between the voltage supply connections
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