[time-nuts] sine to square wave circuits - performance data?
kb8tq at n1k.org
Wed Oct 4 18:33:08 EDT 2017
The other issue could be that no diode ever operates instantaneously ….
Bottom line is indeed that clipping in protection diodes is not a good idea. External
diodes …. who knows ….
> On Oct 4, 2017, at 5:33 PM, Bruce Griffiths <bruce.griffiths at xtra.co.nz> wrote:
> Substrate currents biasing on parasitic devices in junction isolated process?
> If so, then silicon on insulator CMOS may not exhibit the effect.
>> On 05 October 2017 at 10:18 Attila Kinali <attila at kinali.ch> wrote:
>> On Thu, 5 Oct 2017 10:11:37 +1300 (NZDT)
>> Bruce Griffiths <bruce.griffiths at xtra.co.nz> wrote:
>>> Just avoid current flowing in the input protection circuitry.
>>> Once the protection circuit is activated the jitter increases significantly.
>> Do you know what the mechanism is, that increases jitter in this case?
>> Attila Kinali
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