[time-nuts] reference oscillator input circuit

jimlux jimlux at earthlink.net
Thu Dec 9 15:49:38 UTC 2010


Javier Herrero wrote:
> El 09/12/2010 15:21, jimlux escribió:
>> Javier Herrero wrote:
>>> Good to know. Now I see what not to use :) I was supposing that the 
>>> hysteresis would not be so high being low voltage signalling, and 
>>> since they are used for low-jitter applications. But really I've only 
>>> used them for their intended main applications :)
>>
>>
>> hysteresis is in the 100mV minimum range, and max peak amplitude is in 
>> the 0.9 to 1 Volt range (they'll have a bias point a bit over a volt, 
>> and a lot of them do not do well at all if you swing close to the 
>> supply rail)
>>
>> Maybe with external clamps and over drive it.
>>
> Yes, I was thinking in that way. But surely they are better solutions :)
>

hence my question to the list..

I'm going to gather all the responses and summarize them for the list 
later today.



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