80333 datasheet(57/75 Pages) INTEL

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80333

Datasheet

Intel® 80333 I/O Processor Datasheet

May 2005

Order Number: 305433, Revision: 002

4.3

Targeted DC Specifications

Table 23.

DC Characteristics

Symbol

Parameter

Minimum

Maximum

Units

Notes

VIL1

Input Low Voltage (DDR SDRAM)

-0.3

DDR_VREF - 0.18

(1, 2)

VIH1

Input High Voltage (DDR SDRAM)

DDR_VREF + 0.18

VCC25 + 0.3

(1, 2)

VIL2

Input Low Voltage (DDR-II SDRAM)

-0.2

DDR_VREF - 0.125

(1, 3)

VIH2

Input High Voltage (DDR-II SDRAM)

DDR_VREF + 0.125

VCC25 + 0.2

(1, 3)

VIL2

Input Low Voltage (Misc.)

-0.3

0.8

(4, 5)

VIH2

Input High Voltage (Misc.)

2.0

VCC33 + 0.3

(4, 5)

VIL3

Input Low Voltage (PCI-X)

-0.5

0.35 × VCC33

VIH3

Input High Voltage (PCI-X/PCI)

0.5 × VCC33

VCC33 + 0.5

VIL5

Input Low Voltage (PCI)

-0.5

0.3 × VCC33

VOL2

Output Low Voltage (Misc.)

0.4

IOL = 6 mA

VOH2

Output High Voltage (Misc.)

2.4

IOH = -2 mA

VOL1

Output Low Voltage (DDR SDRAM)

0.35

IOL = 12.5 mA (1, 2)

VOH1

Output High Voltage (DDR SDRAM)

1.95

IOH = -12.5 mA (1, 2)

VOL2

Output Low Voltage (DDR-II SDRAM)

0.414

IOL = 20.7mA (3)

VOH2

Output High Voltage (DDR-II SDRAM)

1.314

IOH = -18mA (3)

VOL3

Output Low Voltage (PCI-X)

0.1 × VCC33

IOL = 1500 µA

VOH3

Output High Voltage (PCI-X)

0.9 × VCC33

IOH = -500 µA

CIN

Input pin Capacitance

(6)

CCLK

PCI clock pin Capacitance

(6)

LPIN

Ball Inductance

(1, 2, 6)

Notes:

SDRAM signals include MA[12:0], BA[1:0], CAS#, CS[1:0]#, CKE[1:0], DM[8:0], RAS#, WE#,M_CK[2:0],

M_CK[2:0]#, DQ[63:0], DQS[8:0] and CB[7:0].

For 2.5 V DDR SDRAM support.

For 1.8 V DDR-II SDRAM support.

Miscellaneous signals include all signals that are not PCI-X or SDRAM signals.

Includes PCI-X Express Auxiliary signals; PWRGD

Ensured by design.

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