Datasheet

 2017 Microchip Technology Inc. DS00002436B-page 49
KSZ8041TL/FTL/MLL
7.6 RMII Timing
FIGURE 7-6: RMII TIMING – DATA RECEIVED FROM RMII
FIGURE 7-7: RMII TIMING – DATA INPUT TO RMII
TABLE 7-6: RMII TIMING PARAMETERS
Parameter Description Min. Typ. Max. Units
t
CYC
Clock cycle — 20 — ns
t
1
Setup time 4 — — ns
t
2
Hold time 2 — — ns
t
OD
Output delay 3 — 9 ns
REFCLK
tcyc
TX_EN
TXD[1:0]
t1
t2
Transmit
Timing
REFCLK
tcyc
tod
CRSDV
RXD[1:0]
Receive
Timing