CX74005 View Datasheet(PDF) - Conexant Systems

Part Name

Description

View to exact match

CX74005

VGA+l/Q Demodulator RFlC

Conexant Systems 

features and specifications

CX74005 Rx ASIC block diagram

Package dimensions - 32-pin 5x5mm LGA package

Product Features

• Two on-chip oscillators, one for cellular and

one for PCS bands

• Local oscillators for I/Q demodulators are

derived by a selectable (2 or 4) frequency divider

• VGA has a minimum dynamic range of 90 db

with a control voltage range of 0.2 to 2-7 volts

• The appropriate signal path is switched

internally to the device, eliminating the

need for off-chip switching

Applications

• Tri-mode handsets

• Cellular- and PCS - band phones

• cdmaOne, cdma2000 and AMPS modes in the

following bands:

- U.S. cellular

- Japan cellular

- U.S. PCS

- Korea PCS

• WCDMA in the IMT-2000 band

Conexant and the Conexant symbol are trademarks of Conexant Systems, Inc.

Further Information

literature@conexant.com

(800) 854-8099 (North America)

(949) 483-6996 (International)

Order # 101068A

00-0882

Wireless Communications

Printed in USA

World Headquarters

Conexant Systems, Inc.

4311 Jamboree Road

Newport Beach, CA

92660-3007

Phone: (949) 483-4600

Fax 1: (949) 483-4078

Fax 2: (949) 483-4391

Americas

U.S. Northwest - Santa Clara

Phone: (408) 249 -9696

Fax: (408) 249 -7113

U.S. Southwest - Los Angeles

Phone: (805) 376 -0559

Fax: (805) 376 - 8180

U.S. Southwest - Newport Beach

Phone: (949) 483-9119

Fax: (949) 483-9090

U.S. San Diego

Phone: (858) 713-4730

Fax: (858) 713-4008

U.S. North Central - Illinois

Phone: (630) 773-3454

Fax: (630) 773 -3907

U.S. South Central/Mexico

- Texas

Phone: (972) 871-1920

Fax: (972) 871- 8910

U.S. Northeast - Massachusetts

Phone: (978) 367-3200

Fax: (978) 256 - 6868

U.S. Carolinas - North Carolina

Phone: (919) 858 -9110

Fax: (919) 858 - 8669

U.S. Southeast/South America

- Florida

Phone: (727) 799 - 8406

Fax: (727) 799 - 8306

U.S. Mid-Atlantic - Pennsylvania

Phone: (215) 244- 6784

Fax: (215) 244- 9292

Canada - Ontario

Phone: (613) 271-2358

Fax: (613) 271-2359

Europe

Europe Central - Germany

Phone: +49 89 829 -1320

Fax: +49 89 834-2734

Europe North - England

Phone: +44 1344 486444

Fax: +44 1344 486555

Europe - Israel/Greece

Phone: +972 9 9524000

Fax: +972 9 9573732

Europe South - France

Phone: +33 1 41 44 36 51

Fax: +33 1 41 44 36 90

Europe Mediterranean - Italy

Phone: +39 02 93179911

Fax: +39 02 93179913

Europe - Sweden

Phone: +46 (0) 8 5091 4319

Fax: +46 (0) 8 590 041 10

Europe - Finland

Phone: +358 (0) 9 85 666 435

Fax: +358 (0) 9 85 666 220

Asia Pacific

Taiwan

Phone: (886 -2) 2-720-0282

Fax: (886 -2) 2-757- 6760

Australia

Phone: (61-2) 9869 4088

Fax: (61-2) 9869 4077

China - Central

Phone: 86 -21- 6361-2515

Fax: 86 -21- 6361-2516

China - South

Phone: (852) 2 827- 0181

Fax: (852) 2 827- 6488

China - South (Satellite)

Phone: (86) 755 -5182495

Fax: (86 ) 755 -5183024

China - North

Phone: (86 -10) 8529 - 9777

Fax: (86 -10) 8529 - 9778

India

Phone: (91-11) 692-4789

Fax: (91-11) 692 -4712

Korea

Phone: (82-2) 565-2880

Fax: (82-2) 565-1440

Korea (Satellite)

Phone: (82-53) 745-2880

Fax: (82-53) 745-1440

Singapore

Phone: (65) 737 7355

Fax: (65) 737 9077

Japan

Phone: (81-3) 5371 1520

Fax: (81-3) 5371 1501

www.conexant.com

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