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差分放大器的输入需不需要保护?

Other Parts Discussed in Thread: THS4513

我在使用THS4513差分放大器打算将0~2V的信号转为差分信号,供给后端的ADC。我现在按照TI的评估板的说明书联好了电路图。但是现在我有个疑惑,那就是需不需要对THS4513的输入进行保护,评估板的原理图没有对THS4513的输入进行保护,我考虑过串接3个二极管,但是这样感觉很麻烦,另外我担心会不会造成THS4513的性能变化,我该如何对待这种情况呢?