KSZ8864RMNI MICREL [Micrel Semiconductor], KSZ8864RMNI Datasheet - Page 104

• Manufacturer Part Number: KSZ8864RMNI
• Description: Integrated 4-Port 10/100 Managed Switch with Two MACs MII or RMII Interfaces
• Manufacturer: MICREL [Micrel Semiconductor]

September 2011
RMII Timing
T ra n s m it
T im in g
R E F C L K
T X _ E N
T X D [1 :0 ]
REFCLK
Receive
Tim ing
CRSDV
RXD[1:0]
Timing Parameter
t
t
t
t
cyc
1
2
od
Figure 20. RMII Timing – Data Transmitted to RMII
Figure 19. RMII Timing – Data Received from RMII
tod
Table 24. RMII Timing Parameters
tcyc
tcyc
Description
Clock cycle
Setup time
Hold time
Output delay
t1
t2
104
Min
4
2
3
Typ
20
Max
14
Unit
ns
ns
ns
ns
M9999-092011-1.4