82540EP — Networking Silicon

Table 7. Power Specifications - Complete Subsystem

2.5V

20

20

40

40

80

80

240

245

0.1

0.1

 

 

 

 

 

 

 

 

 

 

 

1.5V

10

10

30

35

55

60

400

425

1

1

 

 

 

 

 

 

 

 

 

 

 

Subsystem

 

70 mA

 

135 mA

 

200 mA

 

800 mA

 

10 mA

3.3V current

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 8. I/O Characteristics

Symbol

Parameter

Condition

Min

Typ

Max

Unit

VIL

Voltage input LOW

 

-0.5

 

0.8

V

VIH

Voltage input HIGH

 

2

 

VDD

V

 

 

+0.3

 

 

 

 

 

 

 

 

 

 

 

 

 

VOL

Voltage output LOW

 

 

 

0.4

V

VOH

Voltage output HIGH

 

2.4

 

 

V

VSH

Schmitt Trigger Hysterysis

 

0.1

 

 

V

 

Output current LOW

 

 

 

 

 

a

3mA drivers (TTL3)

VOL

3

 

 

mA

IOL

6mA drivers (TTL6)

VOL

6

 

 

mA

 

 

 

 

12mA drivers (TTL12)

VOL

12

 

 

mA

 

Output current HIGH

 

 

 

 

 

a

3mA drivers (TTL3)

VOH

-3

 

 

mA

IOH

6mA drivers (TTL6)

VOH

-6

 

 

mA

 

 

 

 

12mA drivers (TTL12)

VOH

-12

 

 

mA

 

Input Current

VIN = VDD or

 

 

 

 

 

 

 

 

µ A

IIN

TTL inputs

VSS

-10

± 1

10

Inputs with pull-down resistors

VIN = VDD

150

 

 

480

µ A

 

 

 

TTL inputs with pull-up resistors

VIN = VSS

-150

 

 

 

 

 

-480

µ A

 

 

 

 

 

 

 

 

 

 

 

 

IOZ

3-state output leakage current

VOH = VDD or

-10

± 1

10

µ A

VSS

 

 

 

 

 

 

 

 

Any input and

 

 

 

 

CIN

Input capacitance

bi-directional

 

2.5

 

pF

 

 

buffer

 

 

 

 

 

 

 

 

 

 

 

COUT

Output capacitance

Any output

 

2

 

pF

buffer

 

 

CPUD

Pull-up/down Resistor value

 

7.5

 

20

k

a.TTL3 signals include: EE_DI, EE_SK, EE_CS, and JTAG_TDO.

TTL6 signals include: CLKRUN#, FL_CE#, FL_SCK, FL_SI, and CLK_VIEW.

TTL12 signals include: LED0 / LINK #, LED1 / ACT #, LED2 / LINK100 #, LED3 / LINK1000 #, SDP0, SDP1, SDP6, and SDP7.

20

Datasheet

Page 26
Image 26
Intel 82540EP manual O Characteristics, Symbol Parameter Condition Min Typ Max, = V Ss