Simultaneously, those of the binary weighted current sources not selected by the switches to contribute to the charge pump current are separately combined, and {HEAD ~ this total current} is mirrored to {TAIL ~ an electrical replica} of the charge pump 
is mirrored to
Simultaneously , those of the binary weighted current sources not selected by the switches to contribute to the charge pump current are separately combined , and { HEAD ~ this total current } is mirrored to { TAIL ~ an electrical replica } of the charge pump
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 REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH