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Design007-Aug2018

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70 DESIGN007 MAGAZINE I AUGUST 2018 1 DDR3/4 Fly-by Topology Termination and Routing E If you are employing high-frequency DDR4, then the bandwidth of the channel needs to be as high as possi- ble. However, with today's extremely fast edge rates, the sequencing of the stubs and the end termination, and the associate load, can make a measurable difference in signal quality. In this month's column I will look at how best to route DDR3/4 fly-by topology. 2 Siemens and Synopsys Team Up to Expand and Extend EDA Collaboration E Siemens PLM Software and Synopsys have agreed to collaborate on a wide range of elec- tronic design automation (EDA) product interop- erability projects for the benefit of their mutual customer s. The collaboration spans a number of EDA domains from design to verification. 3 Help Wanted: PCB Design Layout Specialist E I wish to reassure my fel- low designers as you read this article that, in my opin- ion, you are in the catbird seat. You are in hot demand and you should have great opportunities for the remainder of your career. By the way, after reading this article, you may feel empowered to go ask for a raise. Please don't tell your manager that I sent you! 4 ANSYS Reports Strong Revenue and Earnings Growth in Q2 2018 E ANSYS reported second quarter 2018 GAAP and non-GAAP revenue growth of 11% and 13%, respectively, or 9% and 10%, respec- tively, in constant currency. Recurring reve- nue, which comprises lease license and annual maintenance revenue, totaled 76% of revenue for the second quarter on both a GAAP and non-GAAP basis. Recent Highlights from Design007

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