LU82551IT INTEL [Intel Corporation], LU82551IT Datasheet - Page 85

• Manufacturer Part Number: LU82551IT
• Description: Fast Ethernet PCI Controller
• Manufacturer: INTEL [Intel Corporation]

Datasheet
Table 51. 10BASE-T Voltage/Current Characteristics
NOTES:
1. Current is measured on all V
2. Transmitter peak current is attained by dividing the measured maximum differential output peak voltage by
3. Recommended starting value for RBIAS10.
R
V
V
V
V
I
CCT10
Symbol
IDA10
IDR10
ICM10
OD10
ID10
the load resistance value.
Table 52. Digital I/O Characteristics
Table 53. Crystal Input One (X1) Characteristics
Input Differential
Impedance
Input Differential
Accept Peak Voltage
Input Differential
Reject Peak Voltage
Input Common Mode
Voltage
Output Differential
Peak Voltage
Line Driver Supply
Peak Current
V
V
V
V
Parameter
Symbol
IH
IL
Symbol
IH
IL
CC
Output High Voltage
Output Low Voltage
Input High Voltage
Input Low Voltage
pins (V
10 MHz
5 MHz  f  10 MHz
5 MHz  f  10 MHz
R
R
Parameter
Parameter
L
BIAS10
= 100 
CC
Condition
= 3.3 V).
= 619 
Min
-0.5
Min
-0.5
2.0
2.0
±585
Min
2.2
10
0
Typical
Typical
Typical
Networking Silicon — 82551IT
V
±440
±440
CC
20
/2
Vcc+0.5
Vcc+0.5
Max
Max
0.8
0.8
±3100
±300
Max
2.8
Units
Units
Units
K 
mV
mV
mA
V
V
V
V
V
V
Notes
Notes
Notes
1, 2, 3
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