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Beginner
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Cyclone 10 LP JTAG interface voltage

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Hello!

In Cyclone 10 LP FPGA Evaluation Kit Board schematic JTAG interface of Cyclone10LP is power by filtered version of 2.5V supply. Is it nessesary? Can I use not filtered 2.5V for JTAG interface?

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Employee
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Hi,


As per our pin connection guidelines, it is recommended to use a filter if you are sharing a power rail.

https://www.intel.com/content/dam/www/programmable/us/en/pdfs/literature/dp/cyclone-10/pcg-01021.pdf


You may choose not to use a filter but you need to evaluate the power and signal integrity and do it at your own risk.


Thank You.


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Employee
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Hi,


As per our pin connection guidelines, it is recommended to use a filter if you are sharing a power rail.

https://www.intel.com/content/dam/www/programmable/us/en/pdfs/literature/dp/cyclone-10/pcg-01021.pdf


You may choose not to use a filter but you need to evaluate the power and signal integrity and do it at your own risk.


Thank You.


View solution in original post

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