UPD5201C IL00 C-MOS QUAD SPST ANALOG SWITCH —TOP VIEW— 16 IN2 D1 2 15 D2 S1 3 14 S2 2 D1 15 D2 10 D3 7 D4 S D IN1 1 IN1 S1 4 VSS VDD 13 5 GND VREF 12 1 S4 6 11 S3 D4 7 10 D3 IN4 8 9 IN3 3 IN2 S2 16 14 IN3 S3 9 11 IN4 S4 8 D1 - D4 : DRAIN S1 - S4 : SOURCE SPST : SINGLE-POLE, SINGLE-THROW IN SWITCH 0 ON 1 OFF 0 : LOW LEVEL 1 : HIGH LEVEL 6