LM3S6950 Luminary Micro, Inc, LM3S6950 Datasheet - Page 530

• Manufacturer Part Number: LM3S6950
• Description: Lm3s6950 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Electrical Characteristics
530
Table 22-14. 100BASE-TX Transmitter Characteristics (informative)
a. The specifications in this table are included for information only. They are mainly a function of the external transformer
Table 22-15. 100BASE-TX Receiver Characteristics
Table 22-16. 10BASE-T Transmitter Characteristics
a. The Manchester-encoded data pulses, the link pulse and the start-of-idle pulse are tested against the templates and using
Table 22-17. 10BASE-T Transmitter Characteristics (informative)
a. The specifications in this table are included for information only. They are mainly a function of the external transformer
Table 22-18. 10BASE-T Receiver Characteristics
Parameter Name
Return loss
Open-circuit inductance
Parameter Name
Signal detect assertion threshold
Signal detect de-assertion threshold
Differential input resistance
Jitter tolerance (pk-pk)
Baseline wander tracking
Signal detect assertion time
Signal detect de-assertion time
Parameter Name
Peak differential output signal
Harmonic content
Link pulse width
Start-of-idle pulse width
Parameter Name
Output return loss
Output impedance balance
Peak common-mode output voltage
Common-mode rejection
Common-mode rejection jitter
Parameter Name
DLL phase acquisition time
Jitter tolerance (pk-pk)
Input squelched threshold
Input unsquelched threshold
Differential input resistance
Bit error ratio
and termination resistors used for measurements.
the procedures found in Clause 14 of IEEE 802.3.
and termination resistors used for measurements.
Min
350
16
Min
500
275
Nom
30
Min
2.2
-
-
-
27
-
-
-
-
Nom
10
600
350
Nom
10
20
Max
100
300
350
29-17log(f/10)
-
Min
600
350
-10
-75
-
-
20
-
-
4
-
-
Max
700
425
Unit
Min
Max
Nom
dB
15
µs
2.8
-
-
-
-
700
425
-
-
-
-
-
-
-
-
-
-
-
Preliminary
mVppd
mVppd
Unit
Unit
1000
dB
BT
kΩ
ns
ns
Max
ns
+75
V
-
4
-
-
-
Nom
-
-
-
-
-
mVppd
mVppd
Unit
kΩ
ns
µs
µs
%
Max
100
50
1
-
-
Unit
mV
mV
dB
dB
ns
a
a
a
July 25, 2008