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DM365 VDDA33_VC and VDDA18_VC

Gunter Schmer
Genius 14282 points


Hi,

 

the datasheet shows separate supply pins for VDDA33_VC and VDDA18_VC. Both would be connected to 3.3V and 1.8V supply respectively. Does the Voice Codec depend on both? Is there an internal selection necessary to switch between the two?

 

Thanks,

--Gunter