LY62L25716

Rev. 2.6

256K X 16 BIT LOW POWER CMOS SRAM

5F, No. 2, Industry E. Rd. IX, Science-Based Industrial Park, Hsinchu 300, Taiwan.

TEL: 886-3-6668838

FAX: 886-3-6668836

4

®

ABSOLUTE MAXIMUN RATINGS*

PARAMETER

SYMBOL

RATING

UNIT

-0.5 to 4.6

V

V

Operating Temperature

0 to 70(C grade)

℃

-20 to 80(E grade)

-40 to 85(I grade)

Storage Temperature

-65 to 150

℃

Power Dissipation

1

W

DC Output Current

50

mA

*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 or any other conditions above those indicated in the operational sections of this

specification is not implied. Exposure to the absolute maximum rating conditions for extended period may affect device reliability.

TRUTH TABLE

MODE

CE#

CE2

OE#

WE#

LB#

UB#

I/O OPERATION

SUPPLY CURRENT

DQ0-DQ7 DQ8-DQ15

Standby

H

X

X

X

L

X

X

X

X

X

X

X

X

X

H

X

X

H

High – Z

High – Z

High – Z

High – Z

High – Z

High – Z

Output Disable

L

L

H

H

H

H

H

H

L

X

X

L

High – Z

High – Z

High – Z

High – Z

Read

L

L

L

H

H

H

L

L

L

H

H

H

L

H

L

H

L

L

High – Z

High – Z

Write

L

L

L

H

H

H

X

X

X

L

L

L

L

H

L

H

L

L

High – Z

High – Z

Note: