SIMetrix Classic

Analog circuit simulation

SIMetrix Classic is our general analog and mixed-signal simulator. It includes an enhanced SPICE simulator, schematic editor and waveform viewer in a unified environment. It is easy to use, offers good accuracy and performance, and rapid convergence for a broad range of analog and mixed-signal design applications.

Key features

  • Analog simulation
  • Gate-level digital simulation
  • S-Parameter AC lookup table
  • Extended sweep modes
  • Fast Monte Carlo analysis
  • Multi-step analysis
  • Safe operating area (SOA) analysis
  • Non-linear magnetic with support for air gaps
  • Integrated hierarchical schematic editor
  • Schematic cross-probing
  • Waveform viewer
  • Parts browser for external SPICE model libraries
  • Scripting language with over 240 commands and 470 functions
  • KLU matrix solver allows simulation of difficult circuits
  • Available in 32 and 64 bit versions


  • DVM can be added to this product.