Substrate coupling between a noise-generating digital circuit and analog PLL's realized in a standard low-resistivity substrate 0.25µm CMOS process is analyzed. It is found that the main source of jitter strongly depends on the power supply configuration of the PLL.
Published in:
Solid-State Circuits Conference, 2000. ESSCIRC '00. Proceedings of the 26rd European
Date of Conference: 19-21 Sept. 2000