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

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