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用AD694AR<br />4-20 mA, 0-20 mA Output Ranges <br />Input Ranges: 0V to 2V, 0V to 10V <br />Precision Voltage Reference Programmable to 2.000 V or 10.000 V <br />Single or Dual Supply Operation <br />Wide Power Supply Range: 4.5V to 36V <br /><br />我这里有芯片，QQ：416689312
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楼主
