MC74HC4051AFELG ON Semiconductor

MC74HC4051A, MC74HC4052A, MC74HC4053A Analog Multiplexers/ Demultiplexers MC74HC4051A, MC74HC4052A, MC74HC4053A FUNCTION TABLE MC74HC4051A LOGIC DIAGRAM Control Inputs MC74HC4051A Select SinglePole, 8Position Plus Common Off Enable CB A ON Channels L L L L X0 13 X0 L L L H X1 14 L L H L X2 X1 3 COMMON 15 L L H H X3 X X2 OUTPUT/ ANALOG L H L L X4 12 MULTIPLEXER/ X3 INPUT INPUTS/ L H L H X5 1 DEMULTIPLEXER OUTPUTS X4 L H H L X6 5 L H H H X7 X5 2 H X X X NONE X6 4 X = Dont Care X7 11 A CHANNEL 10 Pinout: MC74HC4051A (Top View) B SELECT 9 INPUTS V X2 X1 X0 X3 A B C C CC 6 16 15 14 13 12 11 10 9 ENABLE PIN 16 = V CC PIN 7 = V EE PIN 8 = GND 1 2 3456 7 8 X4 X6 X X7 X5 Enable V GND EE FUNCTION TABLE MC74HC4052A LOGIC DIAGRAM Control Inputs MC74HC4052A Select DoublePole, 4Position Plus Common Off Enable BA ON Channels 12 X0 L L L Y0 X0 14 X1 13 L L H Y1 X1 X SWITCH X 15 L H L Y2 X2 X2 11 L H H Y3 X3 X3 ANALOG COMMON H X X NONE INPUTS/OUTPUTS 1 OUTPUTS/INPUTS Y0 X = Dont Care 5 3 Y1 Y Y SWITCH 2 Y2 4 Y3 Pinout: MC74HC4052A (Top View) 10 A V X2 X1 X X0 X3 A B CHANNELSELECT CC 9 PIN 16 = V CC INPUTS B 16 15 14 13 12 11 10 9 PIN 7 = V EE PIN 8 = GND 6 ENABLE 1 2 3 4 567 8 Y0 Y2 Y Y3 Y1 Enable V GND EE