Quad 2-Input Positive AND GateSpecificationsThe 7408 is a QUAD 2-Input AND gates and contains four independent gates each of which performs the logic AND function. It comes in 14-pin DIP package. Pin Out Pin 1: A1 Pin 2: B1 Pin 3: Y1 Pin 4: A2 Pin 5: B2 Pin 6: Y2 Pin 7: GND Pin 8: Y3 Pin 9: A3 Pin 10: B3 Pin 11: Y4 Pin 12: A4 Pin 13: B4 Pin 14: VCC