Revision 1.0

April 2005

K1S64161CC

- 4 -

UtRAM

1. Stresses greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. Functional operation should be

restricted to be used under recommended operating condition. Exposure to absolute maximum rating conditions longer than 1 second may affect reli-

ability.

Item

Symbol

Ratings

Unit

Voltage on any pin relative to Vss

V

Voltage on Vcc supply relative to Vss

-0.2 to 3.6V

V

Power Dissipation

1.0

W

Storage temperature

-65 to 150

°C

Operating Temperature

-40 to 85

°C

FUNCTIONAL DESCRIPTION

1. X means don

′t care.(Must be low or high state)

CS1

CS2

OE

WE

LB

UB

Mode

Power

H

High-Z

High-Z

Deselected

Standby

L

High-Z

High-Z

Deselected

Standby

H

H

High-Z

High-Z

Deselected

Standby

LH

H

H

L

High-Z

High-Z

Output Disabled

Active

LH

H

H

L

High-Z

High-Z

Output Disabled

Active

L

H

L

H

L

H

Dout

High-Z

Lower Byte Read

Active

L

H

L

H

H

L

High-Z

Dout

Upper Byte Read

Active

L

H

L

H

L

L

Dout

Dout

Word Read

Active

LH

L

L

H

Din

High-Z

Lower Byte Write

Active

LH

L

H

L

High-Z

Din

Upper Byte Write

Active

LH

L

L

L

Din

Din

Word Write

Active