dp83846a National Semiconductor Corporation, dp83846a Datasheet - Page 49

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

6.4.5 100BASE-TX Transmit Timing (t
Note: Normal Mismatch is the difference between the maximum and minimum of all rise and fall times.
Note: Rise and fall times taken at 10% and 90% of the +1 or -1 amplitude.
T4.5.1
T4.5.2
Parameter
eye pattern
TD
TD
100 Mb/s TD t
100 Mb/s t
100 Mb/s TD Transmit Jitter
T4.5.2
Description
R
and t
R
and t
F
Mismatch
+1 rise
F
R/F
& Jitter)
T4.5.1
+1 fall
T4.5.2
49
T4.5.1
Notes
90%
10%
-1 fall
10%
90%
T4.5.1
Min
3
Typ
4
T4.5.1
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Max
500
1.4
5
-1 rise
Units
ns
ps
ns