Re: [SI-LIST] : Jitter Measurement

About this list Date view Thread view Subject view Author view

From: Mike Hughes (mike.hughes@analog.com)
Date: Mon Apr 02 2001 - 12:36:27 PDT


A while ago, a TEK apps engineer told me that the "noise floor" of the 11801B is
around 2pS RMS. My impression was that this limit is independent of the
frequency being measured. (As long as you are within the BW of the
scope/sampling head of course.)

Mike

Khalid Ansari wrote:
>
> Hi,
>
> For jitter measurements at 2.5GHz how accurate is a sampling scope
> (Ex: Tek 11801 B/C) as opposed to a Time Interval Analyzer
> (Ex: Wavecrest). How about frequencies around 100-200Mhz. In the
> case if you don't have a TIA how acceptable are the values taken using
> the scope. In the past I have used the scope only for approximate values.
>
> Thanks in advance,
> Khalid
> ---
> Khalid Ansari
> Switch Fabric Applications
> Advanced Networking Products Division
> Vitesse Semiconductor Corp.
> 3408, Garrett Ave., Santa Clara, 95054
> Phone: (408) 986-4381 x144
> fax: (408) 986-6050
> http://www.vitesse.com
>
> **** To unsubscribe from si-list or si-list-digest: send e-mail to
> majordomo@silab.eng.sun.com. In the BODY of message put: UNSUBSCRIBE
> si-list or UNSUBSCRIBE si-list-digest, for more help, put HELP.
> si-list archives are accessible at http://www.qsl.net/wb6tpu
> ****

**** To unsubscribe from si-list or si-list-digest: send e-mail to
majordomo@silab.eng.sun.com. In the BODY of message put: UNSUBSCRIBE
si-list or UNSUBSCRIBE si-list-digest, for more help, put HELP.
si-list archives are accessible at http://www.qsl.net/wb6tpu
****


About this list Date view Thread view Subject view Author view

This archive was generated by hypermail 2b29 : Thu Jun 21 2001 - 10:11:24 PDT