PCM1681-Q1: We use PCM1681 IC for 8 channel Audio Application

SENTHAMIL SELVAN MUKILAN

Prodigy 10 points

Part Number: PCM1681-Q1
Other Parts Discussed in Thread: PCM1681

Dear sir,

I'm mukilan R&D department in aampal automation .

We have plan to design 8 channel audio applications using your PC PCM1681 so please review schematic

Please find the attachment

over 3 years ago

+1 Paul_Frost over 3 years ago

TI__Guru 53583 points

Hi,

What sample rate (fS) are you using? This device generates out-of-band noise, which is why we recommend an agressive low-pass filter on the output. The fC of the filter you have is 86kHz. I recommend changing the value to be ~30kHz.

Otherwise the schematic looks good.

Thanks,

Paul

0 SENTHAMIL SELVAN MUKILAN over 3 years ago in reply to Paul_Frost

Prodigy 10 points

thank you

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PCM1681-Q1: We use PCM1681 IC for 8 channel Audio Application