User Guide

Contents
iv
Files needed for simulation . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Files that Capture generates . . . . . . . . . . . . . . . . . . . . . . . 10
Netlist file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Circuit file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Other files that you can configure for simulation . . . . . . . . . . . 11
Model library . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Stimulus file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Include file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Configuring model library, stimulus, and
include files . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Files that PSpice generates . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Waveform data file . . . . . . . . . . . . . . . . . . . . . . . . . . 14
PSpice output file . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Simulation examples 15Chapter 2
Chapter overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Example circuit creation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Finding out more about setting up your design . . . . . . . . . . . . 21
Running PSpice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Performing a bias point analysis . . . . . . . . . . . . . . . . . . . . . 22
Using the simulation output file . . . . . . . . . . . . . . . . . . . . . 24
Finding out more about bias point calculations . . . . . . . . . . . . 25
DC sweep analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Setting up and running a DC sweep analysis . . . . . . . . . . . . . . 26
Displaying DC analysis results . . . . . . . . . . . . . . . . . . . . . . 28
Finding out more about DC sweep analysis . . . . . . . . . . . . . . 31
Transient analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Finding out more about transient analysis . . . . . . . . . . . . . . . 36
AC sweep analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Setting up and running an AC sweep analysis . . . . . . . . . . . . . 37
AC sweep analysis results . . . . . . . . . . . . . . . . . . . . . . . . 39
Finding out more about AC sweep and noise analysis . . . . . . . . 41
Parametric analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Setting up and running the parametric analysis . . . . . . . . . . . . 43
Analyzing waveform families . . . . . . . . . . . . . . . . . . . . . . 45
Finding out more about parametric analysis . . . . . . . . . . . . . . 48
Performance analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Finding out more about performance analysis . . . . . . . . . . . . . 51
Pspug.book Page iv Wednesday, November 11, 1998 1:14 PM