如图所示,请问以下两张图是否都能满足1.8v-3.3v的转换呢?
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如果U32和U33 A侧的信号基于漏极开路驱动器,则需要上拉电阻器以实现逻辑高状态。 除此之外,B侧的上拉在649欧姆时非常强,并且在低状态下,由于较高的沉降电流,可能会观察到VOL电压增加。