麦克雷尔INC 。

KSZ8051MNL/RNL

图列表

图1.自动协商流程Chart................................................................................................................................. 21

图2. KSZ8051MNL MII接口.................................................................................................................................. 23

图3. KSZ8051RNL RMII接口（ 25MHz的时钟模式） ....................................... .................................................. ... 26

图4. KSZ8051RNL RMII接口（ 50MHz的时钟模式） ....................................... .................................................. ... 26

图5. KSZ8051MNL / RNL和KSZ8041FTL返回到返回媒体转换器................................... ............................ 27

图6.典型的直连电缆连接....................................................................................................................... 29

图7.典型的交叉电缆连接...................................................................................................................三十

图8. KSZ8051MNL / RNL电源和接地Connections........................................................................................... 33

图9. MII SQE时序（ 10BASE-T） ................................................................................................................................. 46

图10. MII发送时序（ 10BASE-T） ......................................................................................................................... 47

图11. MII接收时序（10BASE -T ） .......................................................................................................................... 48

图12. MII发送时序(100Base-TX)..................................................................................................................... 49

图13. MII接收时序(100Base-TX)...................................................................................................................... 50

图14. RMII时序 - 从RMII接收数据............................................................................................................ 51

图15. RMII时序 - 数据输入到RMII ....................................................................................................................... 51

图16.自动协商快速链路脉冲（ FLP ）时序..................................... .................................................. .......... 52

图17. MDC / MDIO Timing.............................................................................................................................................. 53

图18.复位Timing....................................................................................................................................................... 54

图19.复位推荐Circuit.............................................................................................................................. 55

图20.推荐的复位电路与CPU / FPGA复位输出接口.................................... .................. 55

图21.参考电路为LED捆包Pins......................................................................................................... 56

图22. 25MHz晶振/振荡器的参考时钟连接........................................ ........................................... 57

图23. 50MHz的振荡器的参考时钟的连接.......................................... .................................................. ..... 58

2010年7月

7

M9999-070910-1.0