Q: I’m not sure if my digital interface is working on AD7175-2 – how can I check this?
A: The ADC has a read-only ID register which will always read back as 0x0CDx.
AD7175-2
Recommended for New Designs
The AD7175-2 is a low noise, fast settling, multiplexed, 2-/4-
channel (fully/pseudo differential) Σ-Δ analog-to-digital converter
(ADC) for low bandwidth...
Datasheet
AD7175-2 on Analog.com