KSZ8895 INFINEON [Infineon Technologies AG], KSZ8895 Datasheet - Page 106

• Manufacturer Part Number: KSZ8895
• Description: Integrated 5-Port 10/100 Managed Ethernet Switch with MII/RMII interface
• Manufacturer: INFINEON [Infineon Technologies AG]

Micrel, Inc.
RMII Timing
January 2011
T ran s m it
T im in g
R E F C L K
T X _ E N
T X D [1 :0 ]
REFCLK
CRSDV
RXD[1:0]
Receive
Tim ing
Timing Parameter
t
t
t
t
cyc
1
2
od
Figure 21. RMII Timing – Data Received from RMII
Figure 22. RMII Timing – Data Transmitted to RMII
tod
Table 27. RMII Timing Parameters
tcy c
tcyc
Description
Clock cycle
Setup time
Hold time
Output delay
t1
t2
106
Min
4
2
3
Typ
20
Max
14
Unit
ns
ns
ns
ns
KSZ8895MQ/RQ/FMQ
M9999-012011-1.2