LAN8187_06 SMSC [SMSC Corporation], LAN8187_06 Datasheet - Page 61

• Manufacturer Part Number: LAN8187_06
• Manufacturer: SMSC [SMSC Corporation]

±15kV ESD Protected MII/RMII Fast-Ethernet PHY with HP Auto-MDIX and SMSC flexPWR
Datasheet
SMSC LAN8187/LAN8187I
6.3.2.2
6.4
PARAMETER
PARAMETER
PARAMETER
T10.1
T10.2
T9.1
T9.2
10M RMII Transmit Timing
REF_CLK Timing
Rising edge of REF_CLK to
receive signals output valid
Rising edge of REF_CLK to
receive signals output not valid
REF_CLK frequency
Transmit signals setup to
REF_CLK rising
Transmit signals hold after
REF_CLK rising
REF_CLK frequency
REF_CLK Frequency Drift
REF_CLK Duty Cycle
REF_CLK Jitter
REF_CLK
TXD[1:0]
TX_EN
DESCRIPTION
DESCRIPTION
DESCRIPTION
Figure 6.9 10M RMII Transmit Timing Diagram
Table 6.9 10M RMII Transmit Timing Values
Table 6.8 10M RMII Receive Timing Values
Table 6.10 REF_CLK Timing Values
DATASHEET
61
MIN
MIN
MIN
40
4
2
4
T10.1
Valid Data
TYP
TYP
TYP
50
50
TM
T10.2
+/- 50
MAX
MAX
MAX
150
60
2
UNITS
UNITS
UNITS
psec
MHz
MHz
ppm
ns
ns
ns
ns
%
Revision 1.0 (12-14-06)
p-p – not RMS
NOTES
NOTES
NOTES