Description

The CS5550 combines two ∆Σ ADCs and a serial interface on a single chip. The CS5550 has on-chip functionality to facilitate offset and gain calibration. The CS5550 features a bi-directional serial interface for communication with a microcontroller.

Features

Power Consumption <12 mW

- with VD+ = 3.3 V

Adjustable Input Range on AIN1±

GND-referenced Signals with Single Supply

On-chip 2.5 V Reference (25 ppm/°C typ)

Simple Three-wire Digital Serial Interface

Power Supply Configurations

VA+ = +5 V; AGND = 0 V; VD+ = +3.3 V to +5 V