How to export Cadence plot data into MATLAB

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This will describe how to do a Parametric Analysis in Cadence, as well as how to export the data from that analysis into MATLAB for further processing.

The goal of this simulation is to measure the drain current of an NMOS as a function of Vgs for different values of Vds. We will use the circuit shown below. Make sure to enter "Vds" as the value of the DC voltage field for the drain's voltage source.

SchematicForMATLAB.png

Next, click "Launch → ADE L" to launch the simulator. In the simulator, select a DC analysis, sweeping Vgs from 0 to 3V. Next, click on "Variables → Edit" to bring up the variable editor. Enter Vds as the name and click add. Don't worry about the Value, this will be set when the parametric sweep is initialized. It should look like this

VariableEditorWindow.png