Article ID: 000080032 Content Type: Troubleshooting Last Reviewed: 09/11/2012
Do I need to connect ferrite bead to my VCCA supply if I am not using or configuring any PLLs in my design?
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Description No, you do not have to connect a ferrite bead to the VCCA supply if you are not configuring any PLLs in your design. It is advisable to connect a ferrite bead and decoupling capacitors so that you can use the PLL in the future. For more information on connecting the ferrite bead and decoupling capacitors, please refer to the PLL chapter in respective device handbook.