请问一下MSP430AFE253的VREF如果使用内部的电压基准，这个输出的电压基准是否可以提供给前面的仪表运算放大器INA126 的REF PIN作为参考偏置？在MSP430i2040里面明确说该VREF PIN除了接100nF电容外不能接其它负载，MSP430AFE253是不是类似情况，也就是说VREF是不是BUFFER输出的？
谢谢。
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