[SI-LIST] Re: DC-DC converter Vs Signal Integrity
- From: Ken Wyatt <ken@xxxxxxxxxxxxxxxx>
- To: manojkumarc@xxxxxxx
- Date: Mon, 30 Apr 2012 13:51:50 -0600
Manoj brings up a good point and I neglected to mention as well. You might try
placing a decoupling cap or R-C filter at the reset pin. That's always good
practice, but I seldom see it in real life.
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On Apr 30, 2012, at 11:21 AM, Manojkumar Chidambaram - ERS, HCL Tech wrote:
> Hi Bala,
>
> Yes, and there are cases where Reset get trigged due to radiated emission
> from surrounding lab equipment's / Lights as well. Keep your reset line
> probed from initial power on to understand when this occurs. If you are
> designing a processor based board have control over SW to initialize modules
> one by one to understand when this Reset signal get affected.
>
> Thanks,
> Manoj
>
> -----Original Message-----
> From: si-list-bounce@xxxxxxxxxxxxx [mailto:si-list-bounce@xxxxxxxxxxxxx] On
> Behalf Of bala
> Sent: Monday, April 30, 2012 12:31 AM
> To: si-list@xxxxxxxxxxxxx
> Subject: [SI-LIST] DC-DC converter Vs Signal Integrity
>
> Hi Experts,
> Does DC-DC converter noise creates any signal integrity problems other than
> normal power integirty issues?
>
> Especially,does it affect 'reset' signals.Please explain more if anyone came
> across such situation.
>
> --
> bala
>
>
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