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CX74002 Datasheet(PDF) 2 Page - List of Unclassifed Manufacturers |
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2 / 2 page features and specifications www.conexant.com Further Information literature@conexant.com (800) 854-8099 (North America) (949) 483-6996 (International) Order # 101066A 00-0880 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 CX74002 Tx ASIC block diagram Package dimensions — 40-pin 6mm x 6mm LGA package Product Features • Image reject upconverter saves two RF surface acoustic waves (SAWs) filters in dual-band applications • Driver gain can be changed either by a con- tinuous signal or by a step signal through the driver gain control signal • 100-800 MHz oscillator (external tank) • VCO_ON feature to increase the talk time of the radio • Two separate phase lock loop (PLL) synthesizers • Dual-loop multiband operation • Power-save mode for both standby and lower- frequency operation • Fully programmable PLL dividers • Selectable charge–pump currents for multi- VCO applications controlled via serial bus interface Applications • cdmaOne, cdma2000 and AMPS modes in the following bands: – U.S. cellular – Japan cellular – U.S. PC S – Korea PCS • WCDMA in the IMT-2000 band Conexant and the Conexant symbol are trademarks of Conexant Systems, Inc. The CX74002, along with Conexant’s CX74001 receive RFIC, a Conexant power amplifier module, and Conexant’s baseband analog processor forms a complete RF subsystem that interfaces with the most common cdma baseband devices. |
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