AM79C978VCSLASHW datasheet(220/261 Pages) AMD

220 / 261 page

220

Am79C978

ABSOLUTE MAXIMUM RATINGS

Storage Temperature . . . . . . . . . . . . –65

°C to +150°C

Ambient Temperature. . . . . . . . . . . . . -65

°C to +70°C

Supply voltage

with respect to VSSB, VSS . . . . . . . . . –0.3 V to 3.63 V

Stresses above those listed under Absolute Maximum

Ratings may cause permanent device failure. Function-

ality at or above these limits is not implied. Exposure to

Absolute Maximum Ratings for extended periods may

affect device reliability.

OPERATING RANGES

Commercial (C) Devices

Temperature (TA) . . . . . . . . . . . . . . . . . .0

°C to +70°C

Supply Voltages

(VDD, VDDR, VDD_PCI) . . . . . . . . . . . . . . . +3.3 V ±10%

All inputs within the range: . . . . . . VSS - 0.5 V to 5.5 V

Operating ranges define those limits between which

the functionality of the device is guaranteed.

DC CHARACTERISTICS OVER COMMERCIAL OPERATING RANGES unless otherwise

specified

Parameter

Symbol

Parameter Description

Test Conditions

Min

Max

Units

Digital I/O (Non-PCI Pins)

VIH

Input HIGH Voltage

2.0

VIL

Input LOW Voltage

0.8

VOL

Output LOW Voltage

IOL1 = 4 mA

IOL2 = 6 mA

IOL3 = 12 mA (Note 1)

0.4

VOH

Output HIGH Voltage (Notes 2, 3)

IOH1 = -4 mA

IOH2 = -2 mA

(Note 3)

2.4

IOZ

Output Leakage Current (Note 4)

0 V <VOUT <VDD

-10

µA

IIX

Input Leakage Current (Note 5)

0 V <VIN <VDD

-10

µA

IIL

Input LOW Current (Note 6)

VIN = 0 V; VDD = 3.6 V

-200

-10

µA

IIH

Input HIGH Current (Note 6)

VIN = 2.7 V; VDD = 3.6 V

-50

µA

PCI Bus Interface - 5 V Signaling

VIH

Input HIGH Voltage

2.0

5.5

VIL

Input LOW Voltage

-0.5

0.8

IOZ

Output Leakage Current (Note 4)

0 V <VIN < VDD_PCI

-10

µA

IIL

Input LOW Current

VIN = 0.5 V

-70

µA

IIH

Input HIGH Current

VIN = 2.7 V

µA

IIX_PME

Input Leakage Current (Note 7)

0 V = < VIN < 5.5 V

-1

µA

VOH

Output HIGH Voltage (Note 2)

IOH = -2 mA

2.4

VOL

Output LOW Voltage

IOL4 = 3 mA

IOL2 = 6 mA (Note 1)

0.55

PCI Bus Interface - 3.3 V Signaling

VIH

Input HIGH Voltage

0.5 VDD_PCI

VDD_PCI +

0.5

VIL

Input LOW Voltage

-0.5

0.3 VDD_PCI

IOZ

Output Leakage Current (Note 4)

0 V < VOUT < VDD_PCI

-10

µA

IIL

Input LOW Current

VIN = 2.7 V

-10

µA

IIH

Input HIGH Current

VIN = 2.7 V

-10

µA

IIX_PME

Input Leakage Current (Note 7)

0 V = < VIN < 3.6 V

-1

µA

VOH

Output HIGH Voltage (Note 2)

IOH = -500 µA

2.4

VOL

Output LOW Voltage

IOL = 1500 µA

0.1 VDD_PCI

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