DESCRIPTION
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. February 1997 1/20 TDA7344 BLOCK DIAGRAM 2/20 TDA7344 TEST CIRCUIT THERMAL DATA Symbol R th j-pins Thermal Resistance Junction-pins DESCRIPTION
Ma x. Value 85 Unit °C/W ABSOLUTE MAXIMUM RATINGS
Symbol VS T amb Tstg Operating Supply Voltage Operating Ambient Temperature Storage Temperature Range Parameter Value 11 -10 to 85 -55 to +150 Unit V °C °C QUICK REFERENCE DATA Symbol VS VCL THD S/N SC Supply Voltage Max. input signal handling Total Harmonic Distortion V = 1Vrms f = 1KHz Signal to Noise Ratio V out = 1Vrms (made = OFF) Channel Separation f = 1KHz Volume Control Treble Control Balance Control Mute Attenuation 1.25dB step (2db step) 1.25dB step (LCH, RCH) -78.75 -14 -14 -38.75 90 Parameter Min. 7 2 0.02 106 70 0 +14 +14 0 0.1 Typ. 9 Max. 10.5 Unit V Vrms % dB dB dB dB dB dB dB Bass Control (2db step) 3/20 TDA734...
STMicroelectronics
