TDA8198

TDA8198 DOUBLE AUDIO SWITCH AND DC VOLUME CONTROL FOR TV s s s s A DOUBLE TWO-INPUT CIRCUITS WITH SWITCHING FACILITIES A DOUBLE DC VOLUME CONTROL 12dB MAXIMUM GAIN 90dB SIGNAL DYNAMIC RANGE DESCRIPTION The TDA8198 is a monolithic integrated circuit in DIP14 package intented for TV applications which provides Audio switching facilities between two double inputs including DC volume control. PIN CONNECTIONS RIGHT INPUT 2 NOT TO BE CONNECTED RIGHT OUTPUT GROUND LEFT OUTPUT VS LEFT INPUT 2 1 2 3 4 5 6 7 14 13 12 11 10 9 8 DIP14 (Plastic Package) ORDER CODE : TDA8198 NOT TO BE CONNECTED RIGHT INPUT 1 RIGHT VOLUME CONTROL LEFT VOLUME CONTROL C REF 8198-01.EPS LEFT INPUT 1 SWITCH CONTROL BLOCK DIAGRAM 8 10 6 TDA8198 IMPEDANCE ADAPTER SWITCH S WITCH IMPEDANCE ADAPTER REFERENCE VOLTAGE 7 13 IMPEDANCE ADAPTER V VOLUME CONTROL 1 V 1 VOLUME CONTROL IMPEDANCE ADAPTER 9 1 11 5 3 12 4 May 1996 1/5 8198-02.EPS TDA8198 ABSOLUTE MAXIMUM RATINGS Symbol VS Tstg Toper Supply Voltage Storage Temperature Operating Ambient Temperature Parameter Value 16 -55, +125 0, +70 Unit V o o C C ELECTRICAL CHARACTERISTICS Measured according to the following conditions, unless otherwise specified : Tamb = 25oC, VS = +12V. Symbol VS IS VR VM Supply Voltage Range Supply Current (VIN = 0, VC = 0.5V) Reference Voltage Mode Selection Voltage Audio 1 Audio 2 Switching Input Resistance Audio Input Amplitude DC Volume Control Range @ VI = 0.3VRMS Output/Input Gain for Maximum Volume (V C = 5V...