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PCBD-July2015

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64 The PCB Design Magazine • July 2015 1 I-Connect007 Seeks Experienced Editor i-Connect007 is seeking an experienced editor to help us take our publications to the next level. "we work hard, but we have a lot of fun," said andy Shaughnessy, managing editor of The PCB Design Magazine and PCBDesign007. "The right candidate will have industry experience and en- joy working independently and with teams in a systems-based environment." 2 EDA Analyst Gary Smith Dead at 74 Longtime eDa analyst Gary Smith died July 3 in Flagstaff, arizona at the age of 74. he had been ill with pneumonia. he is survived by his wife, Lori Kate, his son, Casey, and granddaughters Rachel and Shannon. a memorial service is set for Sunday, July 12 at 11 am at the DoubleTree San Jose in San Jose, California. 3 Broadcom PCB Design: Miniaturization on the Cutting Edge i recently attended the orange County Designer's Council "Lunch and Learn" meeting, held at the Broadcom offices on the campus of the university of California, irvine. afterward, i sat down with Scott Davis, CiD, the senior manager of PC board design at Broadcom, to discuss the company's sav- vy PCB design department and their approach to PCB design. 4 Beyond Design: Stackup Planning, Part 1 The PCB substrate that physically supports the components, links them together via high-speed interconnects and also distributes high-current power to the iCs is the most critical component of the electronics assembly. The PCB is so funda- mental that we often forget that it is a compo- nent that must be selected based on specifications to achieve the best possible performance of the product. 5 The Do's and Don'ts of Signal Routing for Controlled Impedance in this column, Mark Thompson once again fo- cuses on controlled impedance structures, both from the layout side and the simulation side. he breaks them down into the sub-categories of the models they represent and the important points to remember when using the various models. he also asks questions such as, "why would a fabricator ask for a larger impedance tolerance?" toP ten Recent Highlights from PCBDesign007 64 The PCB Design Magazine • July 2015

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