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CJMCU-ADS1115 超小型 16位 精密 模数转换器 ADC 开发板模块
FEATURES DEscriptION23• ULTRA-SMALL QFN PACKAGE: The ADS1113, ADS1114, and ADS1115 ae2mm × 1,5mm × 0,4mm pecision analog-to-digital convetes (ADCs) with 16• WIDE SUPPLY RANGE: 2.0V to 5.5V bits of esolution offeed in an ulta-small, leadless• LOW CURRENT CONSUMPTION: QFN-10 package o an MSOP-10 package. The ADS1113/4/5 ae designed with pecision, powe, andContinuous Mode: only 150μA ease of implementation in mind. The ADS1113/4/5Single-Shot Mode: Auto Shut-Down featue an onboad efeence and oscillato. Data ae• PROGRAMMABLE DATA RATE: tansfeed via an I2C-compatible seial inteface; fou8SPS to 860SPS I2C slave addesses can be selected. The• INTERNAL LOW-DRIFT ADS1113/4/5 opeate fom a single powe supplyVOLTAGE REFERENCE anging fom 2.0V to 5.5V.• INTERNAL OSCILLATOR The ADS1113/4/5 can pefom convesions at ates• INTERNAL PGA up to 860 samples pe second (SPS). An onboad PGA is available on the ADS1114 and ADS1115 that• I2C&tade; INTERFACE: Pin-Selectable Addesses offes input anges fom the supply to as low as• FOUR SINGLE-ENDED OR TWO ±256mV, allowing both lage and small signals to beDIFFERENTIAL INPUTS (ADS1115) measued with high esolution. The ADS1115 alsofeatues an input multiplexe (MUX) that povides two • PROGRAMMABLE COMPARATOR diffeential o fou single-ended inputs.(ADS1114 and ADS1115)The ADS1113/4/5 opeate eithe in continuousAPPLICATIONS convesion mode o a single-shot mode that• PORTABLE INSTRUMENTATION automatically powes down afte a convesion and geatly educes cuent consumption duing idle• ConSUMER GOODS peiods. The ADS1113/4/5 ae specified fom –40°C• BATTERY MonITORING to +125°C.
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