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https://e2e.ti.com/support/interface-group/interface/f/interface-forum/879597/ds250df230-about-ac-coupling-capacitor-for-bidirectional-application
您好！
ASIC 上需要外部交流耦合电容器来重定时器接口。 SFP28的高速电气接口上不需要外部电容器、因为该模块在其高速输入和输出上都实现了交流耦合电容器。
因此、
HSSC 应用工程师
