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Audio (16bits) band sigma delta ADC reference decoupling

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carl_chao

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Hi all,

For this kind of ADC, you need 3 references: positive, negative, and analog ground. Does anyone know for a 16bit dynamic range performance, do you need off-chip decoupling of the above references, or on-chip bufferring/decoupling is enough?

Thanks in advance!

CC
 

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