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https://e2e.ti.com/support/logic-group/logic/f/logic-forum/1195175/txs0108e-the-external-pull-up-resistor-is-required-to-connect-open-drain-output-device
你好 当将 TXS0108E I/O 连接到开漏输出器件时、需要外部上拉电阻器、或者由于 TXS0108E 在内部具有 RPUA/B、因此不需要外部上拉电阻器？ 此致、 希拉诺
无需外部上拉。
