Further, a reference voltage Vref is connected to a positive terminal of the comparator COMP, and {HEAD ~ the other end T2} of the reference capacitor Cs is connected to {TAIL ~ a negative terminal} of the comparator COMP 
is connected to
Further , a reference voltage Vref is connected to a positive terminal of the comparator COMP , and { HEAD ~ the other end T2 } of the reference capacitor Cs is connected to { TAIL ~ a negative terminal } of the comparator COMP
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 HEAD OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH