UTRON

UT6264C

Rev. 1.1

8K X 8 BIT LOW POWER CMOS SRAM

UTRON TECHNOLOGY INC.

P80028

1F, No. 11, R&D Rd. II, Science-Based Industrial Park, Hsinchu, Taiwan, R. O. C.

TEL: 886-3-5777882 FAX: 886-3-5777919

2



ABSOLUTE MAXIMUM RATINGS*

PARAMETER

SYMBOL

RATING

UNIT

-0.5 to +7.0

V

Operating Temperature

Commercial

0 to +70

℃

Storage Temperature

-65 to +150

℃

Power Dissipation

1

W

DC Output Current

50

mA

Soldering Temperature (under 10 sec)

Tsolder

260

℃

*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

1

CE

CE2

OE

WE

I/O OPERATION

SUPPLY CURRENT

Standby

H

X

X

X

High - Z

ISB, ISB1

Standby

X

L

X

X

High - Z

ISB, ISB1

Output Disable

L

H

H

H

High - Z

Icc,Icc1,Icc2

Read

L

H

L

H

Icc,Icc1,Icc2

Write

L

H

X

L

Icc,Icc1,Icc2

PARAMETER

SYMBOL TEST CONDITION

MIN. TYP.

MAX.

UNIT

Power Voltage

Vcc

4.5

5.0

5.5

V

Input High Voltage

2.2

-

V

Input Low Voltage

- 0.5

-

0.8

V

Input Leakage Current

- 1

-

1

µA

Output Leakage Current

1

- 1

-

1

µA

Output High Voltage

2.4

-

-

V

Output Low Voltage

-

-

0.4

V

- 35

-

45

60

mA

1

- 70

-

30

45

mA

Icc1

1

CE =0.2V; CE2=Vcc-0.2V;

other pins at 0.2V or Vcc-0.2V

-

20

30

mA

Operating Power

Supply Current

Icc2

1

CE =0.2V; CE2=Vcc-0.2V;

other pins at 0.2V or Vcc-0.2V

-

10

15

mA

Normal

-

1

10

mA

Standby Current (TTL)

1

- L/- LL

-

0.3

3

mA

Normal

-

2

5

mA

- L

-

2

100

µA

Standby Current (CMOS)

1

other pins at 0.2V or Vcc-0.2V

- LL

-

1

50

µA