{HEAD ~ The DA} converted {TAIL ~ circuit unit} is arranged between the comparator circuit unit and the arithmetic operation amplifying circuit unit 
converted
{ HEAD ~ The DA } converted { TAIL ~ circuit unit } is arranged between the comparator circuit unit and the arithmetic operation amplifying circuit unit
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