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请问SN74CBTD3384 是否可以用在将3.3V DSP的串口电平 与 外部 5V TTL相连？
你好！
可以，供电需要5V。
谢谢你的回答！
SN74CBTD3384能够达到DSP的串口电平TXD RXD 的速度吧？！
SN74CBT3384 和 SN74CBTD3384 有什么区别呢
