Intel 82540EP manual Contents

Page 5

 

 

 

 

Networking Silicon — 82540EP

Contents

 

 

 

 

 

 

1.0

Introduction

1

 

1.1

Document Scope

3

 

1.2

Reference Documents

3

 

1.3

Product Code

3

2.0

Features of the 82540EP Gigabit Ethernet Controller

5

 

2.1

PCI Features

5

 

2.2

MAC Specific Features

5

 

2.3

PHY Specific Features

6

 

2.4

Host Offloading Features

6

 

2.5

Manageability Features

7

 

2.6

Additional Device Features

8

 

2.7

Technology Features

8

3.0

Signal Descriptions

9

 

3.1

Signal Type Definitions

9

 

3.2

PCI Bus Interface

9

 

 

3.2.1 PCI Address, Data and Control Signals

9

 

 

3.2.2

Arbitration Signals

11

 

 

3.2.3

Interrupt Signal

11

 

 

3.2.4

System Signals

11

 

 

3.2.5

Error Reporting Signals

11

 

 

3.2.6

Power Management Signals

12

 

 

3.2.7

Impedance Compensation Signals

12

 

 

3.2.8

SMB Signals

12

 

3.3

EEPROM and Serial FLASH Interface Signals

12

 

3.4

Miscellaneous Signals

13

 

 

3.4.1

LED Signals

13

 

 

3.4.2

Other Signals

13

 

3.5

PHY Signals

14

 

 

3.5.1

Crystal Signals

14

 

 

3.5.2

Analog Signals

14

 

3.6

Test Interface Signals

15

 

3.7

Power Supply Connections

15

 

 

3.7.1

Digital Supplies

15

 

 

3.7.2

Analog Supplies

15

 

 

3.7.3 Ground and No Connects

16

 

 

3.7.4

Control Signals

16

4.0

Voltage, Temperature, and Timing Specifications

17

 

4.1

Absolute Maximum Ratings

17

 

4.2

Recommended Operating Conditions

17

 

4.3

DC Specifications

18

 

4.4

AC Characteristics

21

 

4.5

Timing Specifications

22

 

 

4.5.1

PCI Bus Interface

22

 

 

4.5.2

Link Interface Timing

26

Datasheet

v

Image 5
Contents Revision April 82540EP Gigabit Ethernet ControllerDatasheet Date Revision 82540EP Networking Silicon Contents 82540EP Networking Silicon Introduction TX MAC MdioRX MAC Acpi LEDProduct Code Document ScopeReference Documents 82540EP Networking Silicon MAC Specific Features PCI FeaturesFeatures Benefits Application flexibility for LAN on MotherboardHostOffloading PHY Specific FeaturesA server management processor Manageability FeaturesTechnology Features Additional Device FeaturesPCI Address, Data and Control Signals Signal Type DefinitionsSymbol Type Name and Function PCI Bus InterfaceFRAME# STS PARIRDY# STS TRDY# STSInterrupt Signal Arbitration SignalsSystem Signals Error Reporting SignalsPower Management Signals Eeprom and Serial Flash Interface SignalsImpedance Compensation Signals SMB SignalsOther Signals Miscellaneous SignalsLED Signals XTAL2 AnalogXTAL1 Power Supply Connections Test Interface SignalsDigital Supplies Analog SuppliesGround and No Connects Control SignalsGND CTRL15Recommended Operating Conditions Absolute Maximum RatingsAbsolute Maximum Ratingsa Recommended Operating Conditions a Sheet 1DC Characteristics DC SpecificationsPower Specifications D0a Recommended Operating Conditions a Sheet 2Power Specifications Complete Subsystem Power Specifications D3coldPower Specifications Dr Uninitialized = V SS O CharacteristicsSymbol Parameter Condition Min Typ Max AC Characteristics Symbol Parameter a PCI 66 MHz PCI 33 MHz Units Min Max Timing Specifications PCI Bus InterfacePCI Bus Interface Clock Parameters TcycPCI Bus Interface Timing Parameters Symbol Parameter PCI 66MHz PCI 33 MHz Units Min MaxPCI Bus Interface Timing Measurement Conditions Symbol Parameter PCI 66 MHz UnitVTH VTLInch max Point 50 pF PinInch max Point 1kΩ 10 pF Rise and Fall Times Link Interface TimingEeprom Interface 82540EP Product Name Device IdentificationYyww Date CodePackage Information DatasheetThermal Characteristics Thermal SpecificationsSymbol Parameter Value at specified airflow m/s Units Thermal resistance, junction-to-ambientPinout Information Impedance Compensation Signals Power Management SignalsSMB Signals Eeprom and Serial Flash Interface SignalsTest Interface Signals PHY SignalsDigital Power Signals Analog Power SignalsSignal Names in Pin Order Sheet 1 Grounds and No Connect SignalsSignal Name Pin Lanpwrgood SmbclkRST# SMBALRT# Signal Names in Pin Order Sheet 2M66EN REQ# CBE3# CLKRUN# Smbdata GNDCLK VIO TRDY# Zpcomp Signal Names in Pin Order Sheet 3IRDY# FRAME# CBE2# GND PAR PERR# GNT# Signal Names in Pin Order Sheet 4STOP# INTA# DEVSEL# Zncomp CBE0# PCIAD5 GND PCIAD1 Clkview FLCE# Eesk Signal Names in Pin Order Sheet 5CBE1# PCIAD9 PCIAD7 PCIAD4 Signal Names in Pin Order Sheet 6PCIAD8 PCIAD6 PCIAD3 PCIAD2 Eecs GND Flso Eedi Vddo P12C D E F G H J K L M N P Visual Pin Reference