Rev 1.0

KM718FV4021

128Kx36 & 256Kx18 SRAM

- 5 -

KM736FV4021

Dec. 1998

DC CHARACTERISTICS

2. 50% read cycles.

Parameter

Symbol

Min

Max

Unit

Note

Average Power Supply Operating Current-x36

-

650

600

550

mA

1, 2

Average Power Supply Operating Current-x18

-

600

550

500

mA

1, 2

Power Supply Standby Current

-

60

mA

1

Input Leakage Current

-1

1

µA

Output Leakage Current

-1

1

µA

2.4

2.0

V

0.4

V

ABSOLUTE MAXIMUM RATINGS

NOTE : Stresses greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. This is a stress rating only

and functional operation of the device at these or any other conditions above those indicated in the operating sections of this specification is not

implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability.

Parameter

Symbol

Value

Unit

Note

-0.5 to 3.9

V

V

V

Maximum Power Dissipation

3

W

Output Short-Circuit Current

25

mA

Operating Temperature

0 to 70

°C

Storage Temperature

-55 to 125

°C

RECOMMENDED DC OPERATING CONDITIONS

Parameter

Symbol

Min

Typ

Max

Unit

Note

Core Power Supply Voltage

3.15

3.3

3.45

V

Output Power Supply Voltage

2.35

2.5

3.45

V

Input High Level

1.7

-

V

Input Low Level

-0.3

-

0.7

V

PECL Clock Input High Level

2.135

-

2.420

V

PECL Clock Input Low Level

1.490

-

1.825

V

Operating Junction Temperature

10

-

110

°C