Intel 82540EP Power Management Signals, Impedance Compensation Signals, SMB Signals, LED Signals

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Networking Silicon — 82540EP

Table 24. Power Management Signals

Signal	Pin	Signal	Pin

LAN_PWR_	A9	AUX_PWR	J12
GOOD	A9	AUX_PWR	J12
GOOD

PME#	A6	CLKRUN#	C8

Table 25. Impedance Compensation Signals

Signal	Pin	Signal	Pin

ZN_COMP	H4	ZP_COMP	G4

Table 26.	SMB Signals

	Signal	Pin	Signal	Pin	Signal	Pin

	SMBCLK	A10	SMBDATA	C9	SMBALRT#	B10

Table 27. EEPROM and Serial FLASH Interface Signals

	Signal	Pin	Signal	Pin	Signal	Pin

	EE_SK	M10	EE_DI	P10	FL_SCK	N9

	EE_DO	N10	FL_CE#	M9	FLSO	P9

	EE_CS	P7	FL_SI	M11

Table 28.	LED Signals

	Signal	Pin	Signal	Pin

	LED0 / LINK#	A12	LED2 / LINK100#	B11

	LED1 / ACT#	C11	LED3 / LINK1000#	B12

Table 29.	Other Signals

	Signal	Pin	Signal	Pin	Signal	Pin

	SDP0	N14	SDP6	N13	CTRL_15	P11

	SDP1	P13	SDP7	M12	CTRL_25	B13

Table 30.	IEEE Test Signals

	Signal	Pin

	CLK_VIEW	M8

Datasheet

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Contents Revision April 82540EP Gigabit Ethernet ControllerDatasheet Date Revision 82540EP Networking Silicon Contents 82540EP Networking Silicon Introduction TX MAC MdioRX MAC Acpi LEDReference Documents Document ScopeProduct Code 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 SignalsLED Signals Miscellaneous SignalsOther Signals XTAL1 AnalogXTAL2 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 Dr Uninitialized Power Specifications D3coldPower Specifications Complete Subsystem Symbol Parameter Condition Min Typ Max O Characteristics= V SS 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 1kΩ 10 pF PinInch max Point 50 pF Eeprom Interface Link Interface TimingRise and Fall Times 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 GNDIRDY# FRAME# CBE2# GND Signal Names in Pin Order Sheet 3CLK VIO TRDY# Zpcomp STOP# INTA# DEVSEL# Zncomp Signal Names in Pin Order Sheet 4PAR PERR# GNT# CBE1# Signal Names in Pin Order Sheet 5CBE0# PCIAD5 GND PCIAD1 Clkview FLCE# Eesk 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

Table 24. Power Management Signals

Signal

AUX_PWR

GOOD

Table 25. Impedance Compensation Signals

Signal

SMB Signals

Signal

Table 27. EEPROM and Serial FLASH Interface Signals

Signal

EE_SK

EE_DO

FLSO

LED Signals

Signal

LED1 / ACT#

Other Signals

Signal

CTRL_15

CTRL_25

IEEE Test Signals

Signal

CLK_VIEW

Datasheet