High Performance Single Chip Low Power 10/100 Ethernet Physical Layer Transceiver (PHY)
Datasheet
Table 6.9 Internal Pull-Up / Pull-/Down Configurations (continued)
PIN NO.
NAME
PULL-UP OR PULL-DOWN
TYPE
16
17
19
20
46
SPEED100
LINKON
ACTIVITY
FDUPLEX
nINT
Pull-up
Pull-up
Pull-up
Pull-up
Pull-up
30 uA
30 uA
30 uA
30 uA
30 uA
Table 6.10 100Base-TX Transceiver Characteristics
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Peak Differential Output Voltage High
Peak Differential Output Voltage Low
Signal Amplitude Symmetry
Signal Rise & Fall Time
Rise & Fall Time Symmetry
Duty Cycle Distortion
V
950
-950
98
3.0
-
-
-
1050
-1050
102
5.0
mVpk
mVpk
%
Note 6.1
Note 6.1
Note 6.1
Note 6.1
Note 6.1
Note 6.2
PPH
V
PPL
V
-
SS
T
-
nS
RF
T
-
0.5
nS
RFS
D
35
-
50
-
65
%
CD
Overshoot & Undershoot
Jitter
V
5
%
OS
1.4
nS
Note 6.3
Note 6.1 Measured at the line side of the transformer, line replaced by 100Ω (+/- 1%) resistor.
Note 6.2 Offset from16 nS pulse width at 50% of pulse peak
Note 6.3 Measured differentially.
Table 6.11 10BASE-T Transceiver Characteristics
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Transmitter Peak Differential Output Voltage
Receiver Differential Squelch Threshold
V
2.2
2.5
2.8
V
Note 6.4
OUT
V
300
420
585
mV
DS
Note 6.4 Min/max voltages guaranteed as measured with 100Ω resistive load.
Rev. 0.6 (12-12-03)
SMSC LAN83C185
DATA5S6HEET
SMSC [ SMSC CORPORATION ]
