Micrel, Inc.

KSZ8051MNL/RNL

July 2010

8

M9999-070910-1.0

List of Tables

Table 1. MII Signal Definition ............................................................................................................................................... 22

Table 2. RMII Signal Description.......................................................................................................................................... 24

Table 3. MII Signal Connection for MII Back-to-Back Mode (100Base-TX Copper Repeater)............................................ 27

Table 4. RMII Signal Connection for RMII Back-to-Back Mode (100Base-TX Copper Repeater) ...................................... 28

Table 5. MII Management Frame Format – for KSZ8051MNL/RNL .................................................................................... 28

Table 6. MDI/MDI-X Pin Definition ....................................................................................................................................... 29

Table 7. NAND Tree Test Pin Order – for KSZ8051MNL .................................................................................................... 31

Table 8. NAND Tree Test Pin Order – for KSZ8051RNL .................................................................................................... 31

Table 9. KSZ8051MNL/RNL Power Pin Description............................................................................................................ 33

Table 10. MII SQE Timing (10Base-T) Parameters............................................................................................................. 46

Table 11. MII Transmit Timing (10Base-T) Parameters ...................................................................................................... 47

Table 12. MII Receive Timing (10Base-T) Parameters ....................................................................................................... 48

Table 13. MII Transmit Timing (100Base-TX) Parameters .................................................................................................. 49

Table 14. MII Receive Timing (100Base-TX) Parameters ................................................................................................... 50

Table 15. RMII Timing Parameters – KSZ8051RNL (25MHz input to XI pin, 50MHz output from REF_CLK pin).............. 51

Table 16. RMII Timing Parameters – KSZ8051RNL (50MHz input to XI pin)...................................................................... 51

Table 17. Auto-Negotiation Fast Link Pulse (FLP) Timing Parameters............................................................................... 52

Table 18. MDC/MDIO Timing Parameters ........................................................................................................................... 53

Table 19. Reset Timing Parameters .................................................................................................................................... 54

Table 20. Magnetics Selection Criteria ................................................................................................................................ 57

Table 21. Qualified Single Port 10/100 Magnetics............................................................................................................... 57

Table 22. 25MHz Crystal / Reference Clock Selection Criteria ........................................................................................... 58

Table 23. 50MHz Oscillator / Reference Clock Selection Criteria ....................................................................................... 58