LAN8187_06 Datasheet, PDF (59/72 Pages) SMSC Corporation – ±15kV ESD Protected MII/RMII Fast-Ethernet PHY with HP Auto-MDIX and SMSC flexPWRTM

±15kV ESD Protected MII/RMII Fast-Ethernet PHY with HP Auto-MDIX and SMSC flexPWR^TM
Datasheet
6.3
RMII 10/100Base-TX/RX Timings
6.3.1 RMII 100Base-T TX/RX Timings
6.3.1.1 100M RMII Receive Timing
REF_CLK
RXD[1:0]
CRS_DV
Valid Data
T6.1
T6.2
Figure 6.6 100M RMII Receive Timing Diagram
Table 6.6 100M RMII Receive Timing Values
PARAMETER
DESCRIPTION
MIN TYP MAX UNITS
T6.1
T6.2
Rising edge of REF_CLK to
receive signals output valid
Rising edge of REF_CLK to
receive signals output not valid
REF_CLK frequency
4
2
50
ns
ns
MHz
NOTES
SMSC LAN8187/LAN8187I
59
DATASHEET
Revision 1.0 (12-14-06)