Bevat 4x 2-input AND gate IN A1 1-+-V-+-14 VCC IN B1 2-| |-13 IN 4B OUT Y1 3-| |-12 IN 4A IN A2 4-| |-11 OUT 4Y IN B2 5-| |-10 IN 3B OUT Y2 6-| |-9 IN 3A GND 7-+---+-8 OUT 3Y