This blog is a place to learn about electronic systems design, from PCB design to simulation and verification, to manufacturability and manufacturing execution.

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How do you manage your trace lengths?

How do you manage your trace lengths?

Too often I see people just using straight length to manage their board timing.  Or take it one step further…

S-parameters are for more than just packages

S-parameters are for more than just packages

In the digital design world, we have typically only seen S-parameters used to model packages.  They are a popular output…

Making SERDES sims faster with IBIS-AMI

Making SERDES sims faster with IBIS-AMI

You may have heard lately about IBIS-AMI models, which are being used more often for SERDES simulation.  IBIS-AMI stands for I/O…

Tired of waiting for your SPICE to finish?

Tired of waiting for your SPICE to finish?

Anyone who has ever had to simulate a SERDES interface knows how long it take to run a couple hundred…

What’s driving the need for PCB power design?

What’s driving the need for PCB power design?

I talk with a lot of customers about their designs and what’s needed to get their products out the door…

The Right Tools for Your Desktop

The Right Tools for Your Desktop

We have all been in this industry long enough to experience the rapid changes in technology. I started design in…

HyperLynx 8.1 released!

HyperLynx 8.1 released!

Last week we released the official version of HyperLynx 8.1. If you’ve been a beta tester (I know there are…

Fundamentals of SI (Part 3) – Impedance

Fundamentals of SI (Part 3) – Impedance

We’re finally on to the next logical step in our study of signal integrity – impedance.  So what is impedance…

Fundamentals of SI (Part 2) – Transmission lines

Fundamentals of SI (Part 2) – Transmission lines

Break out your calculators boys and girls because it’s math time (well….maybe you won’t need them after you get to…