Intel 82540EP Signal Names in Pin Order Sheet 3, IRDY# FRAME# CBE2# GND, CLK VIO TRDY# Zpcomp

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Networking Silicon — 82540EP

Table 36. Signal Names in Pin Order (Sheet 3 of 6) (Continued)

Signal Name

Pin

 

 

VDDO (3.3V)

E1

 

 

GND

E2

 

 

PCI_AD[17]

E3

 

 

GND

E4

 

 

GND

E5

 

 

GND

E6

 

 

GND

E7

 

 

GND

E8

 

 

GND

E9

 

 

GND

E10

 

 

DVDD (1.5V)

E11

 

 

DVDD (1.5V)

E12

 

 

MDI1+

E13

 

 

MDI1-

E14

 

 

IRDY#

F1

 

 

FRAME#

F2

 

 

CBE2#

F3

 

 

GND

F4

 

 

GND

F5

 

 

GND

F6

 

 

GND

F7

 

 

GND

F8

 

 

GND

F9

 

 

GND

F10

 

 

GND

F11

 

 

NC

F12

 

 

MDI2+

F13

 

 

MDI2-

F14

 

 

CLK

G1

 

 

VIO

G2

 

 

TRDY#

G3

 

 

ZP_COMP

G4

 

 

DVDD (1.5V)

G5

 

 

DVDD (1.5V)

G6

 

 

GND

G7

 

 

GND

G8

 

 

GND

G9

 

 

GND

G10

 

 

Datasheet

35

Image 41
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