Industry Expert Blogs
Rare earth syndrome: PHY IP analogy-April 4, 2013 |
If you ask to IP vendors selling functions, PHY or Controller, supporting Interface based protocols which part is the master piece, the controller IP only vendors will answer: certainly my digital block, look how complex it has to be to support the transport and logical part of the protocol! Just think about the PCI Express gen-3 specification, counting over 1000 pages... Obviously, the PHY IP vendor will claim to procure the essential piece: if the PHY does not work 100% according with the specification, nothing works! Now, would you ask me to answer this question, I will reply… by a question: do you know anything about the rare earth element case?