AM79C940 datasheet(90/144 Pages) AMD

90 / 144 page

ABSOLUTE MAXIMUM RATINGS

Storage Temperature . . . . . . . . . . . . -65

°C to +150°C

Ambient Temperature . . . . . . . . . . . . . . . . . . . . . . . . .

Under Bias . . . . . . . . . . . . . . . . . . . . . . . 0

°C to +70°C

Supply Voltage to AVSS

or DVss (AVDD, DVDD) . . . . . . . . . . .-0.3 V to +6.0 V

Stresses above those listed under Absolute Maximum Rat-

ings may cause permanent device failure. Functionality at or

above these limits is not implied. Exposure to Absolute Max-

imum Ratings for extended periods may affect device reliabil-

ity. Programming conditions may differ.

OPERATING RANGES

Commercial (C) Devices

Ambient Temperature (TA) . . . . . . . . . . .0°C to +70°C

Industrial (I) Devices

Ambient Temperature (TA) . . . . . . . . .–40°C to +85°C

VCC Supply Voltages

. . . . . . . . . . . . . . . . . . . . . . (AVDD, DVDD) 5 V

±5%

All inputs within the range: . . AVDD – 0.5 V

≤ Vin ≤

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . AVSS + 0.5 V, or

. . . . . . . . . . . . . . . . . . . . . . . . . DVDD – 0.5 V ≤ Vin ≤

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .DVSS + 0.5 V

Operating ranges define those limits between which the func-

tionality of the device is guaranteed.

DC CHARACTERISTICS (Unless otherwise noted, parametric values are the same

between Commercial devices and Industrial devices.)

Parameter

Symbol

Parameter Description

Test Conditions

Min

Max

Unit

VIL

Input LOW Voltage

0.8

VIH

Input HIGH Voltage

2.0

VILX

XTAL1 Input LOW Voltage

(External Clock Signal)

VSS = 0.0 V

–0.5

0.8

VIHX

XTAL1 Input HIGH Voltage

(External Clock Signal)

VSS = 0.0 V

VDD–

0.8

VDD+

0.5

VOL

Output LOW Voltage

IOL = 3.2 mA

0.45

VOH

Output HIGH Voltage

IOH = -0.4 mA (Note 1)

2.4

IIL1

Input Leakage Current

VDD = 5 V, VIN = 0 V

(Note 2)

–10

µA

IIL2

Input Leakage Current

VDD = 5 V, VIN = 0 V

(Note 2)

–200

200

µA

IIH

Input Leakage Current

VDD = 5 V, VIN = 2.7 V

(Note 3)

–100

µA

IIAXD

Input Current at DI+

and DI–

–1 V < VIN < AVDD + 0.5 V

–500

+500

µA

IIAXC

Input Current at CI+

and CI–

–1 V < VIN < AVDD + 0.5 V

–500

+500

µA

IILXN

XTAL1 Input LOW Current

during normal operation

VIN = 0 V

SLEEP = HIGH

–92

(Note 9)

µA

IIHXN

XTAL1 Input HIGH Current

during normal operation

VIN = 5.5 V

SLEEP = HIGH

(Note 10)

µA

IILXS

XTAL1 Input LOW Current

during Sleep

VIN = 0 V

SLEEP = LOW

<10

µA

IIHXS

XTAL1 Input HIGH Current

during Sleep

VIN = 5.5 V

SLEEP = LOW

410

µA

IOZ

Output Leakage Current

0.4 V < VOUT < VDD

(Note 4)

–10

µA

VAOD

Differential Output Voltage

|(DO+)–(DO–)|

RL = 78 Ω

630

1200

VAODOFF

Transmit Differential Output

Idle Voltage

RL = 78 Ω (Note 5)

–40

+40

AM79C940 Datasheet(PDF) 90 Page - Advanced Micro Devices

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