Phase lock loops (PLLs) play a key role in today's thriving RF industry. Commonly employed to address various timing requirements in ASIC designs, these basic building blocks allow designers to ...

Because of the cornerstone importance of PLLs to an SoC design, this article considers the various challenges in the design of PLL subsystems, and discuss architectural solutions. The PLL subsystem is ...

Clock signals provide reference timing to every integrated circuit and electrical system. Consumer applications typically use simple quartz crystals for reference clock generation. Other applications, ...