DESCRIPTION
Selectable input gain is provided. Control of all the functions is accomplished by serial bus. Thanks to the used BIPOLAR/CMOS Technology, Low Distortion, Low Noise and DC stepping are obtained. L-IN1 L-IN2 SPKR ATT LEFT 5 LOUT 19 R-IN1 7 100K 6 G 100K VOLUME SPKR ATT RIGHT VREF 2 INPUT MULTIPLEXER + GAIN 11 MUXOUTR SUPPLY 3 0/30dB 2dB STEP I CBUS DECODER + LATCHES 2 20 18 SCL SDA DIG_GND R-IN2 4 ROUT VS AGND 1 CREF D98AU868 April 1999 1/13 TDA7449L ABSOLUTE MAXIMUM RATINGS
Symbol VS Tamb Tstg Operating Supply Voltage Operating Ambient Temperature Storage Temperature Range Parameter Value 10.5 -10 to 85 -55 to 150 Unit V °C °C PIN CONNECTION CREF VS PGND ROUT LOUT R_IN2 R_IN1 L_IN1 L_IN2 MUXOUT(L) 1 2 3 4 5 6 7 8 9 10 D98AU869 20 19 18 17 16 15 14 13 12 11 SDA SCL DIG_GND N.C. N.C. N.C. N.C. N.C. N.C. MUXOUT(R) THERMAL DATA Symbol R th j-pin Parameter Thermal Resistance Junction-pins Value 150 Unit °C/W QUICK REFERENCE DATA Symbol VS VCL THD S/N SC Supply Voltage Max. input...
STMicroelectronics
