SM6452BM ics equivalent, audio variable volume ics.
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pre lim ina
AVDD1 VREF1 AIN1 AIN2 AIN3 AIN4 AIN5 AIN6
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6-channel input/output (positive-phase-sequence output) Attenuation function
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They provide electronic volume control for 6 channels, with independent channel gain, attenuation and muting. They feat.
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