High-Performance Small Form Factor Single-Chip Ethernet Controller with HP Auto-MDIX
Datasheet
Table 7.4 I/O Buffer Characteristics (continued)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
High Output Level
OD8 Type Buffer
Low Output Level
O8 Type Buffer
VOH
VDD - 0.4
V
IOH = -8mA
VOL
0.4
0.4
V
IOL = 8mA
Low Output Level
High Output Level
ICLK Input Buffer
Low Input Level
High Input Level
VOL
VOH
V
V
IOL = 8mA
VDD - 0.4
IOH = -8mA
VILCK
VIHCK
-0.3
1.4
0.5
3.6
V
V
Table 7.5 100BASE-TX Transceiver Characteristics
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Peak Differential Output Voltage
High
VPPH
950
-
1050
mVpk
Note 7.8
Peak Differential Output Voltage
Low
VPPL
-950
-
-1050
mVpk
Note 7.8
Signal Amplitude Symmetry
Signal Rise & Fall Time
Rise & Fall Time Symmetry
Duty Cycle Distortion
Overshoot & Undershoot
Jitter
VSS
TRF
98
3.0
-
-
-
102
5.0
0.5
65
%
nS
nS
%
Note 7.8
Note 7.8
Note 7.8
Note 7.9
TRFS
DCD
VOS
-
35
-
50
-
5
%
1.4
nS
Note 7.10
Note 7.8 Measured at the line side of the transformer, line replaced by 100Ω (+/- 1%) resistor.
Note 7.9 Offset from16 nS pulse width at 50% of pulse peak
Note 7.10 Measured differentially.
Table 7.6 10BASE-T Transceiver Characteristics
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Transmitter Peak Differential
Output Voltage
VOUT
2.2
2.5
2.8
V
Note 7.11
Receiver Differential Squelch
Threshold
VDS
300
420
585
mV
Note 7.11 Min/Max voltages guaranteed as measured with 100Ω resistive load.
SMSC LAN9211
143
Revision 1.93 (11-27-07)
DATASHEET
SMSC [ SMSC CORPORATION ]
