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请问一下ADS1298 和 ADS1299 有什么区别，我现在想做一个细胞数据采集卡，信号非常微弱，但是需要上百个通道，我打算通过AD和多路模拟开关实现，应该采用哪款芯片做呢？
采样率不同
Crosstalk不同
noise不同 1299是1uV p-p，1298是5uV p-p
