EE-Training

Knowledge makes you Curious

Breaking the 32 Gbps barrier for serial links

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Lots of interesting papers were presented at DesignCon 2015 (which is the conference for signal-integrity), all about going up in speed breaking the 32 Gbps barrier and more. I picked one to show you here because it relates directly to a brand new course we ran in Stockholm in May 2015. It’s a one-day course… Read more

Twisted pair cable termination

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A recent question on the Electrical Engineering Stack Exchange website, which is the closest we get to a hardware version of the hugely popular software engineering resource Stackoverflow, got me thinking of twisted pair cable termination and how bad things can really go. The user Andy sent an 80 MBps signal through a 50-meter cable… Read more

Transmission line loss calculator

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AWR has one of the nicer free transmission line loss calculator apps I have seen in a long time. Highly recommended. Recently I needed to approximate a cable with the following insertion loss for a 25 cm long strip: The approximation was required for an IBIS simulation in SigExplorer, so a microstrip model would be… Read more