https://ez.analog.com/data_converters/precision_adcs/w/documents/3397/ad7175-2-250ksps-24-bit-sigma-delta-adc
AD7175-2 250kSPS, 24-bit Sigma Delta ADC - Documents - Precision ADCs - EngineerZone
Q1. How do I interface to the ADC? A1. The AD7175-2 uses an 3 or 4 wire SPI interface. Q2. Can the part be used with CS tied low? A2. Yes. However, using the
sigma delta