Mii/100Base-Tx Receive Timing - Samsung KS8910 User Manual

100/10 mbps ethernet transceriver
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ELECTRICAL CHARACTERISTICS

MII/100BASE-TX RECEIVE TIMING

TPIP
CrS
RxDV
RxD[4:0]
Rx_clk
Col
Symbol
t1
RXD,RX_EN,RX_RX Setup to RX-CLK rise
t2
RXD,RX_EN,RX_ER Hold from RX-CLK rise
t4
CRS asserted to RX_DV asserted
t6
Receive start of "J" to CRS asserted
t7
Receive start of "T" to CRS de-asserted
t8
Receive start of "J" to CRS asserted
t9
Receive start of "T" to CRS de-asserted
8-10
t
6
t
8
Figure 8-7. MII/100Base-TX Receive Timing Diagram
Table 8-12. MII/100Base-TX ReceiveTiming
Conditions
KS8910 100/10 Mbps ETHERNET TRANSCEIVER
t
4
t
1
t
A
t
4
2
t
9
Min
10
10
-
-
-
0
13
Preliminary Spec. ver
t
7
Typ
Max
-
-
-
-
160
-
80
-
90
-
15~19
20
23~27
28
1.4
Unit
ns
ns
ns
ns
ns
ns
ns

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