LTspice - inverter input capacitance

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bart_ic

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Hi,

I'm trying to measure input capacitance of simple inverter, and I have some problem...
Using the following statement:

.meas ac Cdb max(I(Vin0)/(2*3.1415*frequency))


Result of this measure is ok, but it is in dB, and I don't know how to translate it to linear scale. I tried something like this:

.meas ac Cin integ 20*log10(Cdb)

but the result is wrong.

Thanks in advance for help,
Regards
 

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