LM3S6G11 Datasheet, PDF (787/827 Pages) Texas Instruments – Stellaris® LM3S6G11 Microcontroller

OBSOLETE: TI has discontinued production of this device.
Stellaris^® LM3S6G11 Microcontroller
Figure 20-16. I²C Timing
I2
I6
I5
I2CSCL
I1
I4
I7
I8 I3
I9
I2CSDA
20.15 Ethernet Controller
Table 20-22. Ethernet Controller DC Characteristics
Parameter
R_EBIAS
Parameter Name
Value of the pull-down resistor on the ERBIAS pin
Value
12.4K ± 1 %
Unit
Ω
Table 20-23. 100BASE-TX Transmitter Characteristics^a
Parameter Name
Min
Nom
Peak output amplitude
950
-
Output amplitude symmetry
98
-
Output overshoot
-
-
Rise/Fall time
3
-
Rise/Fall time imbalance
-
-
Duty cycle distortion
-
-
Jitter
-
-
a. Measured at the line side of the transformer.
Max
1050
102
5
5
500
±250
1.4
Unit
mVpk
%
%
ns
ps
ps
ns
Table 20-24. 100BASE-TX Transmitter Characteristics (informative)^a
Parameter Name
Min
Nom
Max
Unit
Return loss
16
-
-
dB
Open-circuit inductance
350
-
-
µH
a. The specifications in this table are included for information only. They are mainly a function of the external transformer
and termination resistors used for measurements.
Table 20-25. 100BASE-TX Receiver Characteristics
Parameter Name
Min
Signal detect assertion threshold
600
Signal detect de-assertion threshold
350
Differential input resistance
-
Jitter tolerance (pk-pk)
4
Baseline wander tracking
-80
Signal detect assertion time
-
Signal detect de-assertion time
-
Nom
700
425
3.6
-
-
-
-
Max
-
-
-
-
+80
1000
4
Unit
mVppd
mVppd
kΩ
ns
%
µs
µs
July 24, 2012
787
Texas Instruments-Production Data