More specifically, the means for converting the digital control signal to the first and second currents comprises a plurality of current sources, weighted in accordance with the binary weights of respective bits in the digital control signal; and {HEAD ~ an equal plurality} of two position switches coupled to the respective current sources and having {TAIL ~ first and second output terminals} 
having
More specifically , the means for converting the digital control signal to the first and second currents comprises a plurality of current sources , weighted in accordance with the binary weights of respective bits in the digital control signal ; and { HEAD ~ an equal plurality } of two position switches coupled to the respective current sources and having { TAIL ~ first and second output terminals }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL