Model of the Month
Modeling a thermal sensor circuit
This application note showcases the model of a temperature sensor circuit with 8-bit digital output published in ISSCC 2018.
November 2023
Tip of the Month
Measuring the output resistance of a running transmitter
Here is a cool way of measuring the resistance seen at a given node by injecting a small-signal sinusoidal current into the node and measuring the resulting change in its voltage.
Primitive of the Month
meas_value
This primitive measures the value of an xreal-type signal at the specified triggering event and produces a real-type output.
XMODEL Release Updates
XMODEL 2023.11
This release adds the support for dumping waveforms in VCD format as well as improvements and bug fixes for XMODEL primitives and MODELZEN.
Latest Issues
March 2026
EQCHECK, Adaptive Decision-Feedback Equalizer, and More
February 2026
XMODEL at DVCon US, Introducing EQCHECK, and More
January 2026
Generating Random Step Sequences for Stress-Testing, Measuring Single-Bit Responses, and More
December 2025
Season's Greetings, Checking a Clocked Comparator's Correct Output, and More
November 2025
Checking the Settling of an Analog Signal, Handling Inherited Nets with Legacy SPICE Netlisters, and More