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PCA9534 /PCA9534A

Other Parts Discussed in Thread: PCA9534A, PCA9534

TI FAE你好:

我想请教一下关于PCA9534 和PCA9534A的问题。

这两个芯片的电源接法:PCA9534A在接入VCC的时候是不是一定要加一个100K的RES;PCA9534则不需要接电阻。

还有这两个芯片到底有什么区别
因为第一次用这个芯片,PCA9534A VCC 没有接电阻,好像已经烧了几个,我只是TI的FAE确认一下