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DA 输出精度为0.01mv 方案或者推荐一个低噪声高精度的DA

具有2组直流电压输出,输出范围600mVDC(输出三角波,方波,用于电压上升率、增量测试),后期若需要±可采取串联电阻取中性点实现±300mVD电压输出。
 最小分辨率0.01mV,准确度正负0.05mV
. 负载大于等于30欧

这是我的详细要求麻烦工程师 推荐一款 谢谢啦