Hi, I'm using the AD9286 in a new design and I have a little question about the Vref.
I want to use the SPI comunication to control the Vref. But do you need to put 1V on this pin or the pin need to be NC.
If you are planning to use the internal Vref, then allow the pin to float. This will allow you to adjust the Vref via SPI.
When using an external Vref, then apply the voltage to the pin.When…