It is an object of the present invention to realize both of accuracy in minimum resolution and increase of a dynamic range with {TAIL ~ simple circuitry}, without increasing an output bit number of {HEAD ~ an A/D converting circuit} 
It is an object of the present invention to realize both of accuracy in minimum resolution and increase of a dynamic range with { TAIL ~ simple circuitry } , without increasing an output bit number of { HEAD ~ an A / D converting circuit }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD