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LAN83C183 Datasheet, PDF (92/113 Pages) SMSC Corporation – FAST ETHERNET PHYSICAL LAYER DEVICE
Figure 5.2 Transmit Timing - 100 Mbits/s
MII 100 Mbits/s
TX_CLK
TX_EN
CRS
TXD[3:0]
TX_ER
TPO±
PLEDn
t15
t16
t17
t18
t19
t20
N0
N1
N2
N3
t21
t22
IDLE
t27
t23
IDLE
t24
/J/K/
t28
t11
t13
t12
t14
t14
DATA
/T/R/
IDLE
FBI 100 Mbits/s
Same as MII 100 Mbits Except:
1. TX_ER Converted to TXD4
2. RX_ER Converted to RXD4
MII 10 Mbits/s
TX_CLK
TX_EN
CRS
TXD[3:0]
TP0±
PLEDn
Figure 5.3 Transmit Timing - 10 Mbits/s
t11
t15
t16
t17
t18
t19
t20
N0
N1
N2
N3
t23
t27
t24
PREAMBLE PREAMBLE
t28
t13
t12
t14
t14
DATA
DATA
t26
t25
SOI
SMSC DS – LAN83C183
92
Rev. 12/14/2000