LAN8187I SMSC [SMSC Corporation], LAN8187I Datasheet - Page 56

• 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)
6.2.2.2
PARAMETER
PARAMETER
T4.1
T4.2
T5.1
T5.2
10M MII Transmit Timing
Receive signals setup to RX_CLK
rising
Receive signals hold from RX_CLK
rising
RX_CLK frequency
RX_CLK Duty-Cycle
Receive signals setup to RX_CLK
rising
Transmit signals setup to
TX_CLK rising
Transmit signals hold after
TX_CLK rising
TX_CLK frequency
TX_CLK Duty-Cycle
TX_CLK
TXD[3:0]
TX_EN
Figure 6.5 10M MII Transmit Timing Diagrams
DESCRIPTION
DESCRIPTION
Table 6.5 10M MII Transmit Timing Values
Table 6.4 10M MII Receive Timing Values
DATASHEET
High-Performance MII and RMII 10/100 Ethernet PHY with HP Auto-MDIX
56
T5.1
MIN
12
Valid Data
MIN
10
10
10
TYP
2.5
50
T5.2
TYP
25
40
MAX
0
MAX
UNITS
MHz
ns
ns
%
UNITS
SMSC LAN8187/LAN8187I
MHz
ns
ns
ns
%
NOTES
NOTES
Datasheet