项目需求:
1、测量应变桥、热电偶,热电阻三个量
2、空间有限:50mm*35mm*10mm,电磁环境恶劣
3、最大采样率:10K
3、供电电源:电池---5V
4、增益8档可调
5、输出通过VF转换---需载波
6、输出量程最小:+/-1 mv,最大:+/- 60mv。
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对,是输入量程;另外,VF分辨率不是太高,后级ADC至少12位。谢谢。