HI,,
I have a question , AD7091R-2,-4 External Reference Input range.
There is 1.0 - Vdd V in Page 3 , at dataseat
But , there is 2.5 - Vdd in Page 18 , at dataseat.
I think external reference input range is 1.0 - Vdd .
Which is correct?
AD7091R-2 Dataseat
Best regards