“There are two kinds of designers, those with signal-integrity problems and those that will have them.”
on a white board at a large systems company
Ironically, this is an era when not only are clock frequencies increasing and signal integrity problems getting more severe, but the time design teams have available to solve these problems and design new products is getting shorter. Product design teams have one chance to get a product to market; the product must work successfully the first time. If identifying and eliminating signal integrity problems isn’t an active priority as early in the product design cycle as possible, chances are the product will not work.
As clock frequencies increase, ...