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https://e2e.ti.com/support/interface-group/interface/f/interface-forum/814546/tfp401a-what-is-the-function-of-ext-res-pin
你(们)好
EXT-RES 引脚的功能是什么？ (数据表上无进一步说明)
您好、PYTsai、
我相信只有这样、TFP401才能与其他器件直接兼容。 该引脚没有实际用途、因此您可以将其保持悬空。
此致、
I.K.
