采集需求:
1、单模块通道数:8通道;
2、信号类型:模拟电压;±0.3uV~±6V
3、信号形式:单端,输入阻抗1MΩ;
4、输入噪声:≤5μVrms;
5、动态范围:≥120dB;
6、AD位数:24bits;
7、内置程控放大:1/2/4/8/16/32/64/128/256/512;
有合适的PGA跟ADC方案推荐吗?
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您好,您看下我们四通道同步振动传感器的方案,包括原理图,BOM,layout以及gerber files:
https://www.ti.com.cn/tool/cn/TIDA-010249
Design guide:https://www.ti.com.cn/cn/lit/ug/zhcuao4/zhcuao4.pdf