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Vcbat voltage for cyclonr LS

Altera_Forum
Honored Contributor II
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i would like use a cyclone ls 3 series which have operating in put 1.8v and 3.3 v kindly help how much voltage should i have given to vcbat operate safely  

with regards ajish
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Altera_Forum
Honored Contributor II
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i highly recommend taking a look at the Schematic Review Worksheets and/or the Pin Connection Guidelines 

 

here are the Schematic Review Worksheets, near the top is a link to the PCG: 

http://www.altera.com/download/board-layout-test/schematic-review-ws/srw-index.jsp
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