运放搭建电流源设计参考。

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AN968 cid4492cid4521cid1332cid2363 One Technology Way cid116 PO Box 9106 cid116 Norwood MA 020629106 USA cid116 Tel 7813294700 cid116 Fax 7814613113 cid116 wwwanalogcom cid1737cid2881cid4600cid470cid1883cid1220cid4561cid1737cid2911 cid4949cid4737cid470Martin Murnane VDD IN REFIN1 GND AVDD OUT OUT AIN1 AD7794AD7795 IN IN OUT OUT IN RCM AIN1 AIN2 AIN2 AIN3 AIN3 REFIN2 REFIN2 IOUT1 REFIN1 PSW VDD MUX BUF INAMP ADC SERIAL INTERFACE AND LOGIC CONTROL GND VDD INTERNAL CLOCK GND CLK cid39501 AD......