AD7194 PDF File ( Datasheet )

8-Channel, 4.8 kHz, Ultralow Noise, 24-Bit Sigma-Delta ADC with PGA AD7194 FEATURES Fast settling filter option 8 differential, 16 pseudo differential input channels RMS noise: 11 nV at 4.7 H- (gain = 128) 15.5 noise-free bits at 2.4 kH- (gain = 128) Up to 22 noise-free bits (gain = 1) Offset drift: ±5 nV, °C Gain drift: ±1 ppm, °C Programmable gain (1 to 128) Output data rate: 4.7 H- to 4.8 kH- Internal or external clock Simultaneous 50 Hz, 60 H- rejection 4 general-purpose digital outputs