hi weir, so how many UIs can be the mismatch between the pairs? I think it should be very large. -- 发自我的网易邮箱手机智能版 在 2013-12-18 14:40:12,"steve weir" <weirsi@xxxxxxxxxx> 写道: >Yes >On 12/17/2013 7:07 PM, profwang7629 wrote: >> hi experts, >> Now I use 1000base-t in my backplane board.Do I have to consider layout >> rules such as the mismatch of differential pairs? >> >> > > > >-- >Steve Weir >IPBLOX, LLC >1580 Grand Point Way >MS 34689 >Reno, NV 89523-9998 >www.ipblox.com > >(775) 299-4236 Business >(866) 675-4630 Toll-free >(707) 780-1951 Fax > >All contents Copyright (c)2013 IPBLOX, LLC. All Rights Reserved. >This e-mail may contain confidential material. >If you are not the intended recipient, please destroy all records >and notify the sender. > >------------------------------------------------------------------ >To unsubscribe from si-list: >si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field > >or to administer your membership from a web page, go to: >//www.freelists.org/webpage/si-list > >For help: >si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field > > >List forum is accessible at: > http://tech.groups.yahoo.com/group/si-list > >List archives are viewable at: > //www.freelists.org/archives/si-list > >Old (prior to June 6, 2001) list archives are viewable at: > http://www.qsl.net/wb6tpu > > ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List forum is accessible at: http://tech.groups.yahoo.com/group/si-list List archives are viewable at: //www.freelists.org/archives/si-list Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu