LAN9303MI-AKZE Datasheet, PDF (373/386 Pages) SMSC Corporation – Small Form Factor Three Port 10/100 Managed Ethernet Switch with Dual MII/RMII/Turbo MII

Small Form Factor Three Port 10/100 Managed Ethernet Switch with Dual MII/RMII/Turbo MII
Datasheet
Px_INCLK
(output)
t_clkp
t_clkh t_clkl
t_su t_hold
t_su t_hold
t_hold
Px_IND[3:0]
t_hold
t_su
Px_INDV
Figure 14.7 MII Input Timing (PHY Mode)
Table 14.12 MII Input Timing Values (PHY Mode)
SYMBOL
DESCRIPTION
t_clkp
Px_INCLK period
t_clkh
Px_INCLK high time
t_clkl
Px_INCLK low time
t_su
Px_IND[3:0], Px_INDV setup time to rising edge
of Px_INCLK
t_hold
Px_IND[3:0], Px_INDV hold time after rising
edge of Px_INCLK
MIN
40
t_clkp*0.4
t_clkp*0.4
9.0
0
MAX
t_clkp*0.6
t_clkp*0.6
UNITS NOTES
ns
ns
ns
ns Note 14.15
ns Note 14.15
Note 14.15 Timing was designed for system load between 10 pf and 25 pf.
SMSC LAN9303M/LAN9303Mi
373
DATASHEET
Revision 1.5 (07-08-11)