LAN8187I-JT SMSC, LAN8187I-JT Datasheet - Page 59

• Manufacturer Part Number: LAN8187I-JT
• Description: TXRX ETHERNET 10/100 ESD PROT
• Manufacturer: SMSC
• Type: Transceiverr

Specifications of LAN8187I-JT

• Protocol: Ethernet
• Voltage - Supply: 1.6 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 64-TQFP, 64-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of Drivers/receivers: -
• Other names: Q4223799

High-Performance MII and RMII 10/100 Ethernet PHY with HP Auto-MDIX
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
Raising edge of REF_CLK to
receive signals output valid
Raising 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
59
MIN
MIN
MIN
40
2
4
T10.1
Valid Data
TYP
TYP
TYP
50
50
T10.2
+/- 50
MAX
MAX
MAX
150
60
4
2
UNITS
UNITS
UNITS
MHz
MHz
psec
ppm
ns
ns
ns
ns
%
Revision 0.6 (02-24-06)
p-p – not RMS
NOTES
NOTES
NOTES