May 2020

PRIMITIVE OF THE MONTH

inv_func

This primitive computes a reciprocal of an xreal-typed input.

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TIP OF THE MONTH

Modeling a digital gate with unequal rising and falling delays

Here is a simple trick to model a digital buffer with unequal rising and falling delays using 'transition' and 'slice' primitives.

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XMODEL RELEASE UPDATES

2020.05 Release

This release adds many new features and primitives, including the flicker noise modeling in the clock-generating primitives and improved channel fitting with the sparam_to_tf script.

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UPCOMING EVENT

DAC 2020 going virtual on July 20-24

Don't miss this opportunity to check out the latest updates on XMODEL while staying healthy!

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Latest Issues

November 2025

Checking the Settling of an Analog Signal, Handling Inherited Nets with Legacy SPICE Netlisters, and More

October 2025

A UVM Testbench for Worst-Case Analysis Using Bayesian Optimization and More

September 2025

XMODEL at DVCon Europe, Evaluating Transceivers with Multi-Drop Channels, and More

August 2025

Modeling Variations in ReRAMs, Supporting RNM Nettypes, and More

July 2025

Analyzing the Power-Saving Benefits of DBI Encoding for High-Speed Transceivers and More