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TDA7437 数据表(PDF) 2 Page - STMicroelectronics |
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TDA7437 数据表(HTML) 2 Page - STMicroelectronics |
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2 / 23 page ![]() ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit AVDD,DVDD Operating Supply Voltage 10.5 V Tamb Operating Ambient Temperature -40 to 85 °C Tstg Storage Temperature Range -55 to 150 °C THERMAL DATA Symbol Parameter Value Unit Rth j-amb Thermal Resistance Junction-pins Max. 150 °C/W QUICK REFERENCE DATA Symbol Parameter Min. Typ. Max. Unit AVDD,DVDD Supply Voltage (AVDD and DVDD must be at the same potential) 6 9 10.2 V VCL Max. input signal handling 2.1 2.6 Vrms THD Total Harmonic Distortion V = 1Vrms f = 1KHz 0.01 0.8 % S/N Signal to Noise Ratio 111 dB SC Channel Separation f = 1KHz 95 dB Input Gain 1dB step 0 15 dB Volume Control 1dB step -63 16 dB Treble Control 2dB step -14 +14 dB Bass Control 2dB step -14 +14 dB Middle Control 2dB step -14 +14 dB Fader and Balance Control 1dB step -79 0 dB Loudness Control 1dB step 0 20 dB Mute Attenuation 100 dB TDA7437 2/23 |
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