82571/82572 Ethernet Controller—Datasheet
Contents
1.0 Introduction ............................................................................................................. 1
1.1
1.2
1.3
Document Scope ................................................................................................ 1
Reference Documents.......................................................................................... 1
Block Diagram.................................................................................................... 3
2.0 Features of the 82571/82572 Gigabit Ethernet Controller......................................... 5
2.1
2.2
2.3
2.4
2.5
2.6
2.7
PCI Express Features .......................................................................................... 5
MAC-Specific Features......................................................................................... 5
PHY Specific Features.......................................................................................... 6
Host Offloading Features...................................................................................... 6
Manageability Features........................................................................................ 7
Additional Device Features................................................................................... 7
Technology Features ........................................................................................... 8
3.0 Signal Descriptions ................................................................................................... 9
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
Signal Type Definitions........................................................................................ 9
PCI Express Interface.......................................................................................... 9
Power Management Signals.................................................................................10
SMB and Fast Management Link Bus Signals..........................................................11
EEPROM and Serial FLASH Interface Signals ..........................................................12
LED Signals ......................................................................................................12
Other Signals ....................................................................................................13
Crystal Signals ..................................................................................................13
PHY Analog Signals ............................................................................................13
3.9.1 Port 0 ...................................................................................................13
3.9.2 Port 1 (82571 Only)................................................................................14
3.10 Serializer / Deserializer Signals............................................................................15
3.11 Test Interface Signals.........................................................................................15
3.12 Power Supply Connections ..................................................................................16
3.12.1 Digital and Analog Supplies......................................................................16
3.12.2 Grounds, Reserved Pins and No Connects...................................................16
4.0 Voltage, Temperature, and Timing Specifications.....................................................17
4.1
4.2
Targeted Absolute Maximum Ratings....................................................................17
Targeted Recommended Operating Conditions.......................................................17
4.2.1 General Operating Conditions...................................................................17
4.2.2 Voltage Ramps.......................................................................................18
4.2.3 Voltage Power Sequencing Options............................................................19
DC Specifications...............................................................................................19
4.3.1 Power Specifications--82571EB.................................................................19
4.3.2 Power Specifications--82572EI .................................................................21
4.3.3 I/O Characteristics..................................................................................22
Targeted AC Characteristics ................................................................................23
Targeted Timing Specifications ............................................................................24
4.5.1 PCI Express Interface..............................................................................25
4.5.2 EEPROM Interface...................................................................................28
4.5.3 FLASH Interface .....................................................................................29
4.3
4.4
4.5
5.0 Package and Pinout Information..............................................................................31
5.1
5.2
5.3
5.4
Package Information ..........................................................................................31
Thermal Specification.........................................................................................33
Pinout Information.............................................................................................33
Visual Pin Assignments.......................................................................................44
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