LTC4300-1允许用户将I/O卡插入带电的背板而不会对2线系统的SDA和SCL信号造成破坏。而连接电路了双向缓冲，保证背板和卡之间的电容隔离。上升时间加速电路可提供额外的性能以满足上升时间的要求。advertisementHotSwapandBufferI2CBusesDesignNote263JohnZieglerAsserversystemshavegrown,thenumberandcomplex-AftergroundandVCCconnect,SDAINandSCLINmakeityofinput/output(I/O)cardsthatcontaincontrolcircuitryconnectionwiththebackplaneSDAandSCLlines.Duringtomonitortheservershavegrowninproportion.Zerothistime,the1VprechargecircuitryisactiveandforcesdowntimesystemsrequireuserstoinsertI/Ocardsinto1Vthrough100knominalresistorstothelowcapacitancealivebackplane.WhilemanyICvendorshavedeveloped
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