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AD7280A SPI with Vdrive at 3.3V

Question asked by Bsauer on Aug 12, 2015
Latest reply on Sep 3, 2015 by MLan

Im reaching out in hopes to find someone that has successfully set up MCU/AD7280 communications at 3.3V. I have had a number of designs running at 5V logic but have never been able to get communications up with Vdrive set at 3.3V.

 

Can anyone offer input?

 

For the attachment note that AF2_SDO is mislabelled but is correct on the layout.

 

Regards

B

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