CS5531-AS Datasheet | Cirrus Logic

CS5531/32/33/34-AS 16-bit and 24-bit ADCs with Ultra-low-noise PGIA Features Chopper-stabilized PGIA (Programmable Gain Instrumentation Amplifier, 1x to 64x) - 12 nV/Hz @ 0.1 Hz (No 1/f noise) at 64x - 1200 pA Input Current with Gains >1 Delta-sigma Analog-to-digital Converter - Linearity Error: 0.0007% FS - Noise Free Resolution: Up to 23 bits Two- or Four-channel Differential MUX Scalable Input Span via Calibration - ±5 mV to differential ±2.5V Scalable VREF Input: Up to Analog Supply Simple Three-wire Serial Interface - SPI™ and Microwire™ patible - Schmitt Trigger on Serial Clock (SCLK) R/W Calibration Registers Per Channel Selectable Word Rates: 6.25 to 3,840...