skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksinc.com ? www.skyworksinc.com 201823b ? skyworks proprietary information. ? products and product information are subject to ch ange without notice. ? august 15, 2013 1 product summary sky 77752 skyhi? dual - band p ower a mplifier module for cdma2000 / wcdma / hsdpa / hsupa band ii ( 1850C 1910 mhz) band v ( 824 C 849 mhz) , lte applications ? wcdma handsets ? hsdpa ? hsupa ? cdma2000 ? evdo ? lte features ? low voltage positive bias supply : 3. 2 v to 4. 2 v ? good linearity ? high efficiency - band ii 47% at 28. 3 dbm - band v 47% at 28.5 dbm ? large dynamic range ? small, low profile package - 3 mm x 4 mm x 0. 9 mm - 16- pad configuration ? power down control ? ingap ? supports low collector voltage operation ? digital enable ? no v ref required ? cmos compatible control signals ? integrated directional coupler the sky 77752 skyhi? power amplifier module (pam) is a fully matched, 16 - pad , surface mount module developed for code division multiple access (cdma) and wideband code division multiple access (wcdma) applications. this small and efficient module packs full wcdma band ii and band v coverage into a single compact package. the sky 77752 meets the stringent spectral line arity requirements of wcdma transmission, with high power added efficie ncy for power output to 28. 8 dbm ( band ii ) and 28. 2 dbm ( band v ). the sky 77752 meets the stringent spectral linearity requirements of high speed downlink packet access (hsdpa) data tran smission with high power added efficiency. a directional coupler is integrated into the module thus eliminating the need for any external coupler. the single gallium arsenide (gaas) microwave monolithic integrated circuit (mmic) contains all active circuit ry in the module. the mmic contains on - board bias circuitry, as well as input and interstage matching circuits. output match into a 50 - ohm load is realized off - chip within the module package to optimize efficiency and power performance. the sky 77752 pam i s manufactured with skyworks ingap gaas heterojunction bipolar transistor (hbt) bifet process that provides for all positive voltage dc supply operation while maintaining high efficiency and good linearity. no vref voltage is required. power down is accom plished by setting the voltage on ven _h b and ven_lb to zero volts. no external supply side switch is needed as typical off leakage is a few microamperes with full primary voltage supplied from the battery. figure 1. sky 77752 functional block diagram
ordering information product name order number evaluation board part number sky 77752 skyhi? dual - band power amplifier module sky 77752 - 21 en21 - d515 - 001 rev a v1 ? 2012 , 2013, skyworks solutions, inc. all rights reserved. information in this document is provided in connection with skyworks solutions, inc. (skyworks) products or services. these materials, including the information contained herein, are provided by skyworks as a service to its customers and may be used for informational purposes only by the customer. skyworks assumes no responsibility for erro rs or omissions in these materials or the information contained herein. skyworks may change its documentation, products, services, specifications or product descriptions at any time, without notice. skyworks makes no commitment to update the materials or information and shall have no responsibility whatsoever for conflicts, incompatibilities, or other di fficulties arising from any fut ure changes. no license, whether express, implied, by estoppel or otherwise, is granted to any intellectual property rights by this docume nt. skyworks assumes no liability for any materials, products or information provided hereunder, including the sale, distribution, reproduction or use of skyworks products, information or materials, except as may be provided in skyworks terms and conditions of sale. the materials, products and information are provided as is without warranty of any kind, whether express, implied, statutory, or otherwise, including fitness for a particular purpose or use, merchantability, performance, quality or non - infringement of any intellectual property right; all such warranties are hereby expressly disclaimed. skyworks does n ot warrant the accuracy or completeness of the information, text, graphics or other items contained within these materials. s kyworks shall not be liable for any damages, including but not limited to any special, indirect, incidental, statutory, or conseque ntial damages, including without limitation, lost revenues or lost profits that may result from the use of the materials or information, whether or not the recipient of m aterials has been advised of the possibility of such damage. skyworks products are not intended for use in medical, lifesaving or life - sustaining applications, or other equipment in which the failure of the skyworks products could lead to personal injury, death, physical or environmental damage. skyworks customers using or selling skyworks products for use in such applications do so at their own risk and agree to fully indemnify skyworks for any damages resulting from such improper use or sale. customers are responsible for their products and applications using skyworks products, which may d eviate from published specifications as a result of design defects, errors, or operation of products outside of published parameters or design specifications. customers should include design and operating safeguards t o minimize these and other risks. skywo rks assumes no liability for applications assistance, customer product design, or damage to any equipment resulting from the use of skyworks products outs ide of stated published specifications or parameters. skyworks, the skyworks symbol, breakthrough sim plicity , and skyhi are trademarks or registered trademarks of skyworks solutions, inc., in the united states and other countries. third - party brands and names are for identification purposes only, and are the property of their respective owners. additiona l information, including relevant terms and conditions, posted at www.skyworksinc.com, are incorporated by reference.
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