CJMCU-1220 ADS1220 ADC I2C Low Power 24 Bit A/D Converter Sensor Module

More details Click here to openFeatures Low Current Consumption As Low as 120 μA typ in Duty Cycle Mode Wide Supply Range 2 3 V to 5 5 V Programmable Gain 1 V V to 128 V V Programmable Data Rates Up to 2 kSPS Up to 20 Bits Effective Resolution Simultaneous 50 Hz and 60 Hz Rejection at 20 SPS with Single Cycle Settling Digital Filter Two Differential or Four Single Ended Inputs Dual Matched Programmable Current Sources 10 μA to 1 5 mA Internal 2 048 V Reference 5 ppm °C typ Drift Internal 2 Accurate Oscillator Internal Temperature Sensor 0 5°C typ Accuracy SPI Compatible Interface Mode 1 Package 3 5 mm 3 5 mm 0 9 mm VQFN Applications Temperature Sensor Measurements Thermistors Thermocouples Resistance Temperature RTDs 2 3 or 4 Wire Types Resistive Bridge Sensor Measurements Pressure Sensors Strain Gauges Weigh Scales Portable Instrumentation Factory Automation and Process Control Description The ADS1220 is a precision 24 bit analog to digital converter ADC that offers many integrated features to reduce system cost and component count in applications measuring small sensor signals The device features two differential or four single ended inputs through a flexible input multiplexer MUX a low noise programmable gain amplifier PGA two programmable excitation current sources a voltage reference an oscillator a low side switch and a precision temperature sensor The device can perform conversions at data rates up to 2000 samples per