Thus a DDMTD using NB7V52's as the mixers should have useful performance
Bruce > On 14 April 2018 at 03:54 John Larkin <jjlar...@highlandtechnology.com> wrote: > > > If you walk the differential data and clock inputs of an NB7V52 CML > flipflop across one another in time, the equivalent jitter is below 20 > fs RMS. That's what we're measuring, but our test rig may well dominate > the jitter, so the flop is probably better. > > We're using this to test the jitter of some of our timing products, with > 1/10 the noise floor and 1e-4 times the cost of other ways to do it. > > https://www.dropbox.com/s/1i2yz7otty94o9l/NB7_Jitter_1.jpg?raw=1 > > https://www.dropbox.com/s/qahpb8uh1xr53vj/NB7_Steps.jpg?raw=1 > > https://www.dropbox.com/s/tpphhi79yxgzy34/NB7_tc.jpg?raw=1 > > > -- > ********************************** arb > > John Larkin, President > Highland Technology, Inc > 18 Otis Street > San Francisco, CA 94103 > > phone 415 551-1700 fax 551-5129 > jjlar...@highlandtechnology.com > http://www.highlandtechnology.com > > This is a Highland Technology confidential communication > > _______________________________________________ > time-nuts mailing list -- email@example.com > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- firstname.lastname@example.org To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.