Products

Electronic Systems Design

Stupid vias... {grumble grumble}

November 03, 2011

Yeah, I can totally see Homer Simpson designing his SERDES bus and getting frustrated by all the additional insertion loss...

By Patrick Carrier

Electronic Systems Design

Via modeling - what do I really need?

November 02, 2011

The whole via simulation issue is admittedly complicated, and I think really boils down to whether the vias are single-ended...

By Patrick Carrier

Electronic Systems Design

HyperLynx PI Virtual Labs Launch!

August 19, 2011

This past week, HyperLynx took it’s first steps into cyberspace with the introduction of HyperLynx PI Virtual Labs! What is...

Electronic Systems Design

Measurement correlation is just a stackup away

August 04, 2011

Whether you are trying to correlate simulated waveforms to measured waveforms for a DDR3 signal, or board timing numbers for...

By Patrick Carrier

Electronic Systems Design

Your traces aren't square, but do you need to care?

August 03, 2011

Yes, you should care about the fact that PCB traces, when actually manufactured, end up having more of a trapezoidal...

By Patrick Carrier

Electronic Systems Design

Can you make Z higher?

August 02, 2011

Simulations should match measurements. Otherwise, what good are they? When doing signal integrity simulations, that starts with comprehensive stackup modeling. ...

By Patrick Carrier

Electronic Systems Design

Try to fit some plane pairs in your stackup

At the very minimum, a good board stackup has solid reference planes for signal routing. Power demands now pretty much...

By Patrick Carrier

Electronic Systems Design

High impedance drives your stackup geometries

Anyone that’s ever tried to put 75-ohm video onto a PCB stackup knows how high impedance will drive layer thicknesses. ...

By Patrick Carrier

Electronic Systems Design

Stackups: More than just a bunch of routing layers

Proper stackup design is the key to ensuring maximum performance for your PCB design. Electromagnetic compatibility, signal integrity, power integrity...

By Patrick Carrier