High Performance Single Chip Low Power 10/100 Ethernet Physical Layer Transceiver (PHY)
Datasheet
6.3
10Base-T Timings
6.3.1
10M MII Receive Timing
RX_CLK
RXD[3:0]
RX_DV
RX_ER
Valid Data
T4.1
T4.2
PARAMETER
DESCRIPTION
MIN
TYP
MAX
UNITS
ns
NOTES
T4.1
Receive signals setup to RX_CLK
rising
10
T4.2
Receive signals hold from RX_CLK
rising
10
ns
RX_CLK frequency
RX_CLK Duty-Cycle
25
40
MHz
%
Receive signals setup to RX_CLK
rising
10
ns
6.3.2
10M MII Transmit Timing
TX_CLK
TXD[3:0]
TX_EN
Valid Data
T5.1
T5.2
PARAMETER
DESCRIPTION
MIN
12
TYP
MAX
UNITS
NOTES
T5.1
Transmit signals setup to
TX_CLK rising
ns
T5.2
Transmit signals hold after
TX_CLK rising
0
ns
TX_CLK frequency
TX_CLK Duty-Cycle
2.5
50
MHz
%
SMSC LAN83C185
Rev. 0.6 (12-12-03)
DATA4S9HEET
SMSC [ SMSC CORPORATION ]
