82540EP Datasheet, PDF (5/46 Pages) Intel Corporation – 82540EP Gigabit Ethernet Controller

Networking Silicon — 82540EP
Contents
1.0 Introduction.................................................................................... 1
1.1 Document Scope .................................................................................................. 1
1.2 Reference Documents .......................................................................................... 2
1.3 Block Diagram ...................................................................................................... 3
2.0 Product Code ................................................................................. 5
3.0 Signal Descriptions ....................................................................... 7
3.1 Signal Type Definitions ......................................................................................... 7
3.2 PCI Bus Interface.................................................................................................. 7
3.2.1 PCI Address, Data and Control Signals................................................... 7
3.2.2 Arbitration Signals.................................................................................... 9
3.2.3 Interrupt Signal ........................................................................................ 9
3.2.4 System Signals ........................................................................................ 9
3.2.5 Error Reporting Signals ........................................................................... 9
3.2.6 Power Management Signals.................................................................. 10
3.2.7 Impedance Compensation Signals ........................................................ 10
3.2.8 SMB Signals .......................................................................................... 10
3.3 EEPROM and Serial FLASH Interface Signals................................................... 10
3.4 Miscellaneous Signals ........................................................................................ 11
3.4.1 LED Signals ........................................................................................... 11
3.4.2 Other Signals ......................................................................................... 11
3.5 PHY Signals........................................................................................................ 12
3.5.1 Crystal Signals....................................................................................... 12
3.5.2 Analog Signals....................................................................................... 12
3.6 Test Interface Signals ......................................................................................... 13
3.7 Power Supply Connections................................................................................. 13
3.7.1 Digital Supplies ...................................................................................... 13
3.7.2 Analog Supplies..................................................................................... 13
3.7.3 Ground and No Connects ...................................................................... 14
3.7.4 Control Signals ...................................................................................... 14
4.0 Voltage, Temperature, and Timing Specifications ................... 15
4.1 Absolute Maximum Ratings ................................................................................ 15
4.2 Recommended Operating Conditions................................................................. 15
4.3 DC Specifications ............................................................................................... 16
4.4 AC Characteristics .............................................................................................. 19
4.5 Timing Specifications.......................................................................................... 20
4.5.1 PCI Bus Interface................................................................................... 20
4.5.2 Link Interface Timing ............................................................................. 24
4.5.3 EEPROM Interface ................................................................................ 25
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