Moin,
On Tue, 20 Jun 2017 17:11:24 -0400
Charles Steinmetz <[email protected]> wrote:
> I was going tp post the Smith chart for the input of the AD96885/7 ECL
> comparator they use, but was surprised to find that AD did not include
> it on the datasheet. However, just from the spec table we can see why a
> buffer is necessary:
>
> Input Resistance: 200k ohms
> Input Capacitance: 2pF
Thanks everyone! I was caught again in my DC line of thinking.
Even though I saw the capacitance spec, it didn't registers.
At some point I need to learn how to design RF circuits....
Attila Kinali
--
It is upon moral qualities that a society is ultimately founded. All
the prosperity and technological sophistication in the world is of no
use without that foundation.
-- Miss Matheson, The Diamond Age, Neil Stephenson
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