PCM3060: PCM3060-the ADC FR are not flat at hight frequency

switch

Expert 2685 points

Part Number: PCM3060

Hi Ti Team,

My client is using PCM3060 on a new project,the ADC FR are not flat at hight frequency.Please help analyze it,Thnaks！

Schematic diagram

Waveform

0 pdjuandi over 2 years ago

Hi,

Did you verify/simulate the op-amp circuit response and are you seeing this response on all boards?

Maybe you need to tweak you circuit or setup.

Regards.

0 switch over 2 years ago in reply to pdjuandi

Expert 2685 points

Hi ,

Can you give the calculation formula for the filtering part?

0 pdjuandi over 2 years ago in reply to switch

Hi,

There are many online resources to design that or you can refer to TI design tool here.

Regards.

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