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Transient noise simulation in Ngspice #93

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StanleyAlwaysLoveYou opened this issue Jan 31, 2023 · 1 comment
Open

Transient noise simulation in Ngspice #93

StanleyAlwaysLoveYou opened this issue Jan 31, 2023 · 1 comment

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@StanleyAlwaysLoveYou
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StanleyAlwaysLoveYou commented Jan 31, 2023

Expected Behavior

The simulation of transient including the noise

Actual Behavior

I am able to run the noise simulation to see the noise spectral density in Ngspice. But I can't run the transient noise simulation. According to the Ngspice manual, the transient noise simulation should be done by running the transient simulation with independent noise voltage/current sources manually added in the circuits. Below is the screenshot from the manual

截圖 2023-01-31 上午12 30 54

Are those noise source parameters like NA, NT, NALPHA, etc. provided in the GF180mcu PDK? Or where can I find those parameters?

proppy pushed a commit to proppy/globalfoundries-pdk-libs-gf180mcu_fd_pr that referenced this issue Feb 6, 2023
…ctory_regeneration

adding mos_cap pcells using gdsfactory rather than using klayout base implementation.
@FaragElsayed2
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@atorkmabrains

Is ngspice supports noise analysis ? I think we have tried that before and it didn't work.

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