82575EB Datasheet, PDF (17/62 Pages) Intel Corporation – Intel® 82575EB Gigabit Ethernet Controller Datasheet

Power Supply Connections — Intel^® 82575EB Gigabit Ethernet Controller
JTDO
JTMS
Symbol
Type
OD
I
Name and Function
JTAG Test Access Port Test Data Out
JTAG Test Access Port Mode Select
3.13 Power Supply Connections
3.13.1 Digital and Analog Supplies
Symbol
VCC3P3
VCC1P8
VCC1P0
Type
P
P
P
Name and Function
3.3 V Digital Power Supply.
For I/O circuits.
1.8 V Analog Power Supply
For PHY analog, PHY I/O, PCI Express analog, and Phase Lock Loop circuits, Connect all 1.8 V pins to
a single power supply.
1.0 V Digital Power Supply
For core digital, PHY digital, PCI Express digital and clock circuits, connect all 1.0 V pins to a single
power supply.
3.13.2 Grounds, Reserved Pins and No Connects
Symbol
VSS
RSVD_VCC
RSVD_GND
RSVD_ NC
NC
Type
P
P
P
P
Name and Function
Ground.
Reserved, VCC
These pins are reserved by Intel and may have factory test functions. For normal operation, connect
them directly to VCC. Do not connect them to pull-up resistors.
Reserved, Ground
These pins are reserved by Intel and may have factory test functions. For normal operation, connect
them directly to ground. Do not connect them to pull-down resistors.
Reserved, No Connect
These pins are reserved by Intel and may have factory test functions. For normal operation, do not
connect any circuitry to these pins. Do not connect pull-up or pull-down resistors.
No Connect
This pin is not connected internally.
317679-004
Revision: 2.11
January 2011
Intel^® 82575EB Gigabit Ethernet Controller
Datasheet
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