May 2021

Model of the Month

Delay-locked loop with false-lock detector

This model describes a delay-locked loop (DLL) that can recover from false-lock conditions. It is modeled after the DLL published by S. Byun, et al. in 2003.

Q&A of the Month

Can XMODEL simulate both voltages and currents?

Learn more about the XMODEL's capability of simulating both the voltage and current waveforms of circuit-level models.

Primitive of the Month

abs_func

This primitive computes the absolute value of the xreal-type input.

Upcoming Webinar

Writing OOP-style SystemVerilog testbenches for analog IPs

Join this webinar on how to write an OOP-style SystemVerilog testbench for analog/mixed-signal circuits, performing random and directed tests with analog assertion checks.

Latest Issues

June 2026

Verifying NPUs with CIM, Optimizing Transmit Equalizers, and More

May 2026

Estimating Eye Openings and FFE/DFE Settings from Channel SBR

April 2026

Delay, Delay, Delay!

March 2026

EQCHECK, Adaptive Decision-Feedback Equalizer, and More

February 2026

XMODEL at DVCon US, Introducing EQCHECK, and More