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https://e2e.ti.com/support/logic-group/logic/f/logic-forum/929382/txs0104e-maximum-voltage-that-can-be-applied-to-port-pin
您好！
我正在为 VCCB=3V 和 VCCA=1.8V 供电、能否安全地向其中一个 B 端口引脚施加3.3V 电压。 还是超出了绝对最大要求。
谢谢
斯蒂芬
绝对最大额定值允许比 VCC 高0.5V、因此允许这样做。
