Case Study: Choose Your Desert Island Companion Wisely

By _Inside DSP

January 22, 2015

Remember that childhood game where you try to decide which famous person--or which book, or whatever--you'd like to have with you, if you were to be stranded on a desert island?

Well, choosing a processor is kind of like that. Except that, with a processor, it's not a game. Once you've chosen a processor, and designed your hardware and software around that processor, it becomes very expensive--and very time-consuming--to switch to another processor. So, you're likely to be stuck with whatever choice you've made for a good long time: five years, easily; maybe more.

So, when choosing a processor, you want to choose very carefully. You want to consider not only technical factors, like performance, I/O interfaces, and tools, but also "soft" factors, such as whether the vendor has a viable roadmap for enhancing the processor in the future, and whether the vendor is fully committed to doing so.

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