LAN8187I SMSC [SMSC Corporation], LAN8187I Datasheet - Page 58

• Manufacturer Part Number: LAN8187I
• Description: High-Performance MII and RMII 10/100 Ethernet PHY with HP Auto-MDIX
• Manufacturer: SMSC [SMSC Corporation]

Revision 0.6 (02-24-06)
6.3.1.2
6.3.2
6.3.2.1
PARAMETER
T8.1
T8.2
100M RMII Transmit Timing
RMII 10Base-T TX/RX Timings
10M RMII Receive Timing
Transmit signals setup to rising
edge of REF_CLK
Transmit signals hold after rising
edge of REF_CLK
REF_CLK frequency
REF_CLK
RXD[1:0]
CRS_DV
REF_CLK
TXD[1:0]
TX_EN
DESCRIPTION
Figure 6.7 100M RMII Transmit Timing Diagram
Figure 6.8 10M RMII Receive Timing Diagram
Table 6.7 100M RMII Transmit Timing Values
DATASHEET
High-Performance MII and RMII 10/100 Ethernet PHY with HP Auto-MDIX
MIN
58
4
Valid Data
T9.1
T8.1
Valid Data
TYP
T9.2
50
T8.2
MAX
2
UNITS
MHz
ns
ns
SMSC LAN8187/LAN8187I
NOTES
Datasheet