GCLR/I1OE2/I2VCC3I/O/PD4I/O5I/O6I/O7I/O8I/O9GND10I/O11I/O12I/O13I/O14VCC15I/O16I/O17I/O18I/O19I/O20I/O21GND22VCC23I/O24I/O25I/O26I/O27I/O28I/O29GND30I/O31I/O32I/O33I/O34VCC35I/O36I/O37I/O38I/O39I/O40I/O41GND42CLK/I43OE1/I44