DP83848YB_08 NSC [National Semiconductor], DP83848YB_08 Datasheet - Page 75

• Manufacturer Part Number: DP83848YB_08
• Manufacturer: NSC [National Semiconductor]

8.2.19 10 Mb/s Heartbeat Timing
8.2.20 10 Mb/s Jabber Timing
T2.19.1
T2.19.2
T2.20.1
T2.20.2
Parameter
Parameter
PMD Output Pair
TXE
COL
TX_CLK
COL
TX_EN
CD Heartbeat Delay
CD Heartbeat Duration
Jabber Activation Time
Jabber Deactivation Time
Description
Description
T2.20.1
All 10 Mb/s modes
All 10 Mb/s modes
T2.19.1
75
Notes
Notes
T2.19.2
T2.20.2
Min
Min
1200
1000
Typ
Typ
500
85
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Max
Max
Units
Units
ms
ms
ns
ns