Datasheet

KSZ8873MLL/FLL/RLL
DS00002348A-page 80  2017 Microchip Technology Inc.
7.4 RMII Timing
FIGURE 7-7: RMII TIMING - DATA RECEIVED FROM RMII
FIGURE 7-8: RMII TIMING - DATA TRANSMITTED TO RMII
TABLE 7-4: 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 6 — 16 ns
REFCLK
tcyc
MTXD [1:0]
MTXEN
t1
t2
Transmit
Timing
REFCLK
tcyc
t
od
MRXD [1:0]
MRXDV
Receive
Timing