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Spec of Oscillator for SigmaDSP

SigmaDSP & SigmaStudio TomY Oct 12, 2010 00:00 5 replies Original on forum ↗
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TomY Question
Oct 12, 2010 00:00

Hi,

Is there a requirement specification of external Oscillator for SigmaDSP?
Especially, I want to know about the tolerance of Oscillator.

Thanks.

ADIApproved Reply
Oct 12, 2010 00:00

Are you looking for specs on the crystal oscillator circuit of ICs like the ADAU1701? What sort of tolerance value are you looking for? We can probably help you out if you can provide some more information. Thanks.

TomY Reply
Oct 13, 2010 00:00

Hi,

Thank you for your reply.

I want to know the frequency precision of clock.

Generally, if it is CD quality, is ±30-50 ppm proper?

Thanks.

ADIApproved Reply
Oct 20, 2010 00:00

30-50ppm is typical for a normal crystal and should provide a good clock for our audio ICs.

TomY Reply
Oct 20, 2010 00:00

Hi, JeradL

Thank you for your reply.

I'll design considering your advice.

Thanks,

EZAdministrator Reply
Aug 2, 2018 00:00

This question has been assumed as answered either offline via email or with a multi-part answer. This question has now been closed out. If you have an inquiry related to this topic please post a new question in the applicable product forum.

Thank you,
EZ Admin