Function and Operation RDS clock input Grille detach sense input Telephone mute input ACC power sense input Back up power sense input Not used VDD Oscillator output Oscillator input Connect to GND Not used Test program mode input A/D converter analog power supply (VDD) A/D converter standard voltage input Signal level input Model select input Noise level 1 input Noise level 2 input Not used Format C Meaning C MOS N Channel open drain
80
N
IC's marked by* are MOS type. Be careful in handling them because they are very liable to be damaged by electrostatic induction.