[time-nuts] Clock Driver Design
Bruce Griffiths
bruce.griffiths at xtra.co.nz
Thu Sep 26 18:19:42 UTC 2013
For low phase noise output at lower frequencies you should consider a
lambda divider feeding a low pass filter.
Although wideband opamps are convenient a discrete buffer amp can
produce a higher level output with lower additive phase noisee.
Bruce
Tom Minnis wrote:
> I am looking into various degrees of craziness. The source is CMOS
> and there are plenty of 1 in to N out parts designed to drive clocks
> on a PCB but not much is said about driving clocks on to a random
> length of coax to another piece of equipment and what additional
> precautions that might warrant. I am also considering making a sine
> wave output and maybe other frequencies.
> Tom
>
> On 9/26/2013 4:34 AM, Bob Camp wrote:
>> Hi
>>
>> Standard high speed CMOS logic works pretty well. How crazy are you
>> trying to get?
>>
>> Bob
>>
>> On Sep 26, 2013, at 1:48 AM, Tom Minnis <Tom_minnis at att.net> wrote:
>>
>>> I am working on a small clock distributor and wanted to get some
>>> ideas on what works best for 10MHz and 1PPS driver circuits. I
>>> remember sifting through the archives a year or so ago and tripped
>>> on some discussion of this but I can't find it anymore.
>>> Tom
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