WG82574IT S LBAC Intel, WG82574IT S LBAC Datasheet - Page 428
WG82574IT S LBAC
Manufacturer Part Number
WG82574IT S LBAC
Description
CONTROLLER, ENET, INTEL 82574IT, 64PQFN
Manufacturer
Intel
Datasheet
1.WG82574IT_S_LBAC.pdf
(490 pages)
Specifications of WG82574IT S LBAC
Ethernet Type
IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Supply Voltage Range
3V To 3.6V
Operating Temperature Range
-40°C To +85°C
Digital Ic Case Style
QFN
No. Of Pins
64
Package / Case
QFN
Interface Type
I2C, JTAG, PCI, SPI
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Discrete/Integrated Magnetics Specifications
Voltage
Isolation
Open Circuit
Inductance
(OCL) or OCL
(alternate)
Insertion Loss
Return Loss
Crosstalk
Isolation
Discrete
Modules
Crosstalk
Isolation
Integrated
Modules
Diff to CMR
CM to CMR
System Side
Magnetics
Center Tap
Voltage
Criteria
At 50 to 60 Hertz for 60 seconds
For 60 seconds
With 8 mA DC bias at 25 C
With 8 mA DC bias at 0 C to 70 C
100 kHz through 999 kHz
1.0 MHz through 60 MHz
60.1 MHz through 80 MHz
80.1 MHz through 100 MHz
100.1 MHz through 125 MHz
1.0 MHz through 40 MHz
40.1 MHz through 100 MHz
When reference impedance is 85 ,
100 , and 115 .
Note that return loss values might
vary with MDI trace lengths. The
LAN magnetics might need to be
measured in the platform where it
is used.
1.0 MHz through 29.9 MHz
30 MHz through 250 MHz
250.1 MHz through 375 MHz
1.0 MHz through 10 MHz
10.1 MHz through 100 MHz
100.1 MHz through 375 MHz
1.0 MHz through 29.9 MHz
30 MHz through 500 MHz
1.0 MHz through 270 MHz
270.1 MHz through 300 MHz
300.1 MHz through 500 MHz
Note that these values are
dependent on trace length.
1.8 V dc (minimum)
1.9 V dc (typical)
2.65 V dc (maximum)
Condition
82574 GbE Controller—Electrical Specifications
1500 Vrms (min)
2250 V dc (min)
400 H (min)
350 H (min)
1 dB (max)
0.6 dB (max)
0.8 dB (max)
1.0 dB (max)
2.4 dB (max)
18 dB (min)
12 to 20 * LOG (frequency in MHz / 80) dB (min)
-50.3+(8.8*(freq in MHz / 30)) dB (max)
-26-(16.8*(LOG(freq in MHz / 250)))) dB (max)
-26 dB (max)
-50.8+(8.8*(freq in MHz / 10)) dB (max)
-26-(16.8*(LOG(freq in MHz / 100)))) dB (max)
-26 dB (max)
-40.2+(5.3*((freq in MHz / 30)) dB (max)
-22-(14*(LOG((freq in MHz / 250)))) dB (max)
-57+(38*((freq in MHz / 270)) dB (max)
-17-2*((300-(freq in MHz) / 30) dB (max)
-17 dB (max)
For long traces (in excess of four inches) or if
using a LAN switch, a higher voltage might be
required. See
section 13.5.5.4
Values (Min/Max)
for more details.
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