ALLIANCE SEMICONDUCTOR

3099 North First Street

San Jose, CA 95134

(408) 383-4900

Fax (408) 383-4999

Printed in U.S.A.

Copyright © 1995 All rights reserved.

May 1996

AS7C256

AS7C256L

Alliance Semiconductor reserves the right to make changes in this data sheet at any time to improve design and supply the best product possible. Alliance Semiconductor cannot

assume responsibility for circuits shown or represent that they are free from patent infringement. Alliance products are not authorized for use as critical components in life

support devices or systems without the express written approval of the president of Alliance. The Alliance logo is a trademark of Alliance Semiconductor Corporation. All other

trademarks are property of their respective holders.

DOMESTIC REPS

ALABAMA

Concord Component

(205) 772-8883

ARIZONA

Competitive Technology

(602) 265-9224

ARKANSAS

Southern States Marketing

(214) 238-7500

CALIFORNIA

North: Brooks Technical

(415) 960-3880

LA Area: Competitive Tech.

(714) 450-0170

San Diego: ATS

(619) 634-1488

COLORADO

Technology Sales

(303) 792-8835

CONNECTICUT

Kitchen & Kutchin Inc.

(203) 239-0212

DELAWARE

Vantage Sales

(609) 424-6777

FLORIDA

Micro-Electronic Comp.

Deerfield Beach

(305) 426-8944

Tampa

(813) 393-5011

GEORGIA

Concord Component

(404) 416-9597

HAWAII

Brooks Technical

(415) 960-3880

IDAHO

ES/Chase

(503) 684-8500

ILLINOIS

North: El-Mech

(312) 794-9100

South: CenTech

(314) 291-4230

INDIANA

CC Electro Sales

(317) 921-5000

KANSAS

CenTech

(816) 358-8100

KENTUCKY

CC Electro Sales

(317) 921-5000

LOUISIANA

Southern States Marketing

North: (214) 238-7500

South: (713) 868-5180

MAINE

Kitchen & Kutchin Inc.

(617) 229-2660

MARYLAND

Chesapeake Technology

(301) 236-0530

MASSACHUSETTS

Kitchen & Kutchin Inc.

(617) 229-2660

MICHIGAN

Enco Group

(810) 338-8600

MINNESOTA

D. A. Case Associates

(612) 831-6777

MISSOURI

East: CenTech

(314) 291-4230

West: CenTech

(816) 358-8100

MISSISSIPPI

Concord Component

(205) 772-8883

MONTANA

ES/Chase

(503) 684-8500

NEBRASKA

CenTech

(816) 358-8100

NEVADA

North: Brooks Technical

(415) 960-3880

South: Competitive Tech.

(602) 265-9224

NEW HAMPSHIRE

Kitchen & Kutchin Inc.

(617) 229-2660

NEW JERSEY

North: ERA Associates

(800) 645-5500

South: Vantage Sales

(609) 424-6777

NEW MEXICO

Competitive Technology

(602) 265-9224

NEW YORK

NYC: ERA Associates

(516) 543-0510

Upstate: Tri-Tech

Rochester

(716) 385-6500

Birmingham

(607) 722-3580

Fishkill

(914) 897-5611

NORTH CAROLINA

Concord Component

(919) 846-3441

NORTH DAKOTA

D. A. Case Associates

(612) 831-6777

OHIO

Midwest Marketing Assoc.

Lyndhurst: (216) 381-8575

Dayton: (513) 433-2511

OKLAHOMA

Southern States Marketing

(214) 238-7500

OREGON

ES/Chase

(503) 684-8500

PENNSYLVANIA

East: Vantage Sales

(609) 424-6777

West: Midwest Marketing

(216) 381-8575

RHODE ISLAND

Kitchen & Kutchin Inc.

(617) 229-2660

SOUTH CAROLINA

Concord Component

(919) 846-3441

SOUTH DAKOTA

D. A. Case Associates

(612) 831-6777

TENNESSEE

Concord Component

(205) 772-8883

TEXAS

Southern States Marketing

Austin: (512) 835-5822

Dallas: (214) 238-7500

Houston: (713) 868-5180

UTAH

Charles Fields & Assoc.

(801) 299-8228

VERMONT

Kitchen & Kutchin Inc.

(617) 229-2660

VIRGINIA

Chesapeake Technology

(301) 236-0530

WASHINGTON

ES/Chase

(206) 823-9535

WEST VIRGINIA

Chesapeake Technology

(301) 236-0530

WISCONSIN

D. A. Case Associates

(612) 831-6777

WYOMING

Technology Sales

(303) 777-9726

INTERNATIONAL

AUSTRALIA

NJS Technology Pty Ltd.

Mulgrave, Victoria

+61-3-562-1244

R&D Electronics

Dingley, Victoria

+61-3-558-0444

CANADA

Tech Trek Ltd.

Mississauga:

(905) 238-0366

Montreal:

(514) 337-7540

Ottawa:

(613) 599-8787

Vancouver:

(604) 276-8735

Calgary:

(403) 291-6866

EUROPE

Britcomp Sales

Surrey, England

+44-1932 347077

+44-1932 346256

Munich, Germany

+49-894488496

Athismons, France

+33-1-69387678

HONG KONG

Eastele Technology

+85-2-798-8860

INDIA

Priya Electronics, Inc.

San Jose, CA USA

(408) 954-1866

ISRAEL

Eldis Technology

+972-9-562-666

JAPAN

Actes Engineering

Tokyo

+81-3-3769-3029

Rohm Co. Ltd.

Kyoto

+81-75-311-2121

KOREA

FM Korea

+822-575-9720

Woo Young Tech

+822-369-7099

MALAYSIA,

SINGAPORE

Technology Distr. Pte Ltd.

+65-299-7811

PUERTO RICO

Micro-Electronic Comp.

(809) 746-9897

TAIWAN

Asian Specific Tech.

+886-2-521-2363

Puteam International

+886-2-729-0373

DISTRIBUTORS

All-American

Locations Nationwide

Headquarters:

(305) 621-8282

Axis Components

Sunnyvale, CA

(408) 522-9595

Axis Components

Irvine, CA

(714) 459-5510

Future Electronics

Locations Worldwide

Headquarters:

(514) 594-7710

Interface Electronics

Hopkinton, MA

(800) 632-7792

(508) 435-0100

SALES OFFICES

HEADQUARTERS

Alliance Semiconductor

San Jose, CA

(408) 383-4900

NORTHEAST AREA

Alliance Semiconductor

Boston, MA

(617) 239-8127

TECHNICAL CENTER

TAIWAN

Alliance Semiconductor

+886-2-723-9944

Package / Access Time

10 ns

12 ns

15 ns

20 ns

25 ns

35 ns

Plastic DIP, 300 mil

AS7C256-10PC

AS7C256L-10PC

AS7C256-12PC

AS7C256L-12PC

AS7C256-15PC

AS7C256L-15PC

AS7C256-20PC

AS7C256L-20PC

AS7C256-25PC

AS7C256L-25PC

AS7C256-35PC

AS7C256L-35PC

Plastic SOJ, 300 mil

AS7C256-10JC

AS7C256L-10JC

AS7C256-12JC

AS7C256L-12JC

AS7C256-15JC

AS7C256L-15JC

AS7C256-20JC

AS7C256L-20JC

AS7C256-25JC

AS7C256L-25JC

AS7C256-35JC

AS7C256L-35JC

Plastic SOIC, 330 mil

AS7C256-10SC

AS7C256L-10SC

AS7C256-12SC

AS7C256L-12SC

AS7C256-15SC

AS7C256L-15SC

AS7C256-20SC

AS7C256L-20SC

AS7C256-25SC

AS7C256L-25SC

AS7C256-35SC

AS7C256L-35SC

TSOP 8

×13.4

AS7C256-10TC

AS7C256L-10TC

AS7C256-12TC

AS7C256L-12TC

AS7C256-15TC

AS7C256L-15TC

AS7C256-20TC

AS7C256L-20TC

AS7C256-25TC

AS7C256L-25TC

AS7C256-35TC

AS7C256L-35TC

AS7C

256

X

–XX

X

C

SRAM Prefix

Device Number

Blank

= Standard Power

L

= Low Power

Access Time

Package:

P = PDIP 300 mil

J = SOJ 300 mil

S = SOIC 330 mil

T = TSOP 8

×14

Commercial Temperature Range,

0°C to 70 °C

ORDERING CODES

PART NUMBERING SYSTEM

REPRESENTATIVES, DISTRIBUTORS, AND SALES OFFICES