April 2021

Model of the Month

Relaxation oscillator

Check out how to model a simple relaxation oscillator using the new 'integ_rst' primitives.

Tip of the Month

Profiling XMODEL simulation runtimes

This tip explains how to profile the XMODEL simulation runtimes and find out where the bottleneck is.

Primitive of the Month

filter_sel

This primitive models a continuous-time linear filter, of which transfer function can be selected from multiple choices by a wire-type digital input.

Q&A of the Month

Sweeping multiple parameter values in XMODEL

Learn how to run XMODEL simulations while sweeping more than one parameters.

Latest Issues

March 2025

Silicon Photonics Simulation with XMODEL, Measuring I-V Curves, and More

February 2025

Catching Elusive Voltage Spikes with Assertions, Modeling VCO with Extra Digital Inputs, and More

January 2025

Modeling Delta-Sigma Digital-to-Analog Converters, XMODEL at DVCon US, and More

December 2024

Modeling Mixed-Signal Processing-in-Memory Circuits, Filtering Phase Noise, and More

November 2024

Modeling a Digital LDO, Tips on Modeling High-Pass Filters, and More