请问stubs是什么？

Tina

关于stubs是怎样的走线？
• Avoid stubs on high-speed USB signals, as stubs will cause signal reflections and
; h' C' V4 O* u5 O5 P# Z. ^6 w6 F5 [affect signal quality. If a stub is unavoidable in the design, the total of all the stubs
+ h6 g; U- M, m' L8 y2 h% }on a particular line should not be greater than 200 mils.
" W( @+ V  e, `8 K) P& I请翻译，谢谢！

mn19842008

将就着看吧
高速的usb信号中避免分支桩，因为会引起信号干扰和影响信号质量，如果分支桩不可避免，分支的长度控制在200mil之内

asus0929

參考附件資料
1 ?! T( D+ Q' S! m

Tina

受教了！

04043111

只知道不能由stubs line，具体怎么接还真是地一次学习，谢谢

lolen

zhangjunxuan21

asus0929 发表于 2009-1-5 17:39
( X! D/ T3 Q, L) x參考附件資料

1 A6 X# z$ L$ K5 A; A, |求分享完整文档