AUX2UC28AUX1UC27I/OUC26XTAL225XTAL124OFF#23GND22VDD21RSTIN20CMDVCC#19PORADJ18VCC17RST16CLK15CGND14AUX113AUX212I/O11PRES10PRES#9VUP8C1-7VDDP6C1+5PGND45V/3V#3CLKDIV22CLKDIV11