dp83846a National Semiconductor Corporation, dp83846a Datasheet - Page 52

• Manufacturer Part Number: dp83846a
• Description: Dsphyter ? Single 10/100 Ethernet Transceiver
• Manufacturer: National Semiconductor Corporation

6.5.3 10BASE-T Transmit Timing (Start of Packet)
6.5.4 10BASE-T Transmit Timing (End of Packet)
T5.4.1
T5.4.2
T5.4.3
Parameter
T5.3.1
T5.3.2
T5.3.3
T5.3.4
Parameter
TX_CLK
Transmit Enable Hold Time from the
Rising Edge of TX_CLK
End of Packet High Time
(with ‘0’ ending bit)
End of Packet High Time
(with ‘1’ ending bit)
TX_EN
TPTD
TXD[0]
Transmit Enable Setup Time from the
Rising Edge of TX_CLK
Transmit Data Setup Time from the
Rising Edge of TX_CLK
Transmit Data Hold Time from the
Rising Edge of TX_CLK
Transmit Output Delay from the
Rising Edge of TX_CLK
TX_CLK
TX_EN
TPTD
TPTD
Description
Description
0
1
T5.3.2
T5.3.1
T5.3.4
1
0
52
T5.3.3
T5.4.1
Notes
Notes
T5.4.2
T5.4.3
Min
25
25
-1
Min
250
250
5
Typ
Typ
Max
6.8
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Max
bit times
Units
ns
ns
ns
Units
ns
ns
ns