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Original question:
THS1408输入电压范围
THS1408的散热焊盘是接数字地还是模拟地？
通常thermal pad接AVSS，也就是说如果双电源供电，thermal pad接负压轨VSS-。如果单电源供电，则接GND。
那在数据转换器中，既有模拟地，又有数字地的话，可以接模拟地，但是模拟地和数字地最终是通过磁珠接在一起实现单点接地的。
