View cxd1172am datasheet:

CXD1172AM IL08 C-MOS 6-BIT VIDEO A/D CONVERTER _TOP VIEW_ 11 1 VRT D0 D0 OUT 1 A-GND 16 13 2 VRB D1 3 D2 D1 OUT 2 D-VDD 15 12 4 V D3 5 D4 D2 OUT 3 A-VDD 14 7 6 CLK D5 D3 OUT 4 13 VRB IN INPUT D4 OUT 5 12 V IN CLK : A/D CLOCK V : ANALOG SIGNAL D5 OUT 6 11 VRT IN VRB : REFERENCE VOLTAGE (BOTTOM) VRT : REFERENCE VOLTAGE (TOP) CLK IN 7 A-VDD 10 OUTPUT 8 D-GND D-VDD 9 D0 - D5 : DIGITAL DATA 11 REFERENCE VRT 3-BIT LOWER 3-BIT VOLTAGE 13 VRB SAMPLING LOWER GENERATOR COMPARATORS ENCODER 1 D0 LOWER 2 D1 DATA 3 D2 LATCHES 3-BIT LOWER 3-BIT 12 V LOWER SAMPLING COMPARATORS ENCODER 4 3-BIT UPPER 3-BIT UPPER D3 5 D4 SAMPLING UPPER DATA 7 CLOCK 6 CLK D5 COMPARATORS ENCODER LATCHES GENERATOR