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公开(公告)号:US20140084970A1
公开(公告)日:2014-03-27
申请号:US14094120
申请日:2013-12-02
Applicant: Broadcom Corporation
Inventor: Frank van der GOES , Christopher M. Ward , Jan Mulder , Ovidiu Bajdechi
IPC: H03K3/012
CPC classification number: H03K3/012 , H03F3/45192 , H03K19/0005 , H04L25/0278
Abstract: An electrical circuit comprising a line driver for providing Ethernet signals is disclosed. The line driver comprises a voltage mode line driver for producing 1000BT and 100BT Ethernet signals and an active output impedance line driver arranged parallel to the voltage mode line driver. The line driver is capable of producing 1000BT or 100BT or 10BT Ethernet signals, wherein either the voltage mode line driver or the active impedance line driver is active.
Abstract translation: 公开了一种包括用于提供以太网信号的线路驱动器的电路。 线路驱动器包括用于产生1000BT和100BT以太网信号的电压模式线路驱动器和与电压模式线路驱动器并联布置的有源输出阻抗线路驱动器。 线路驱动器能够产生1000BT或100BT或10BT以太网信号,其中电压模式线路驱动器或有源阻抗线路驱动器是活动的。