skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksinc.com ? www.skyworksinc.com 201775b ? skyworks proprietary and confidential information. ? products and product information are subject to change witho ut notice. ? august 29 , 2012 1 product summary sky 77764 skyhi ? power amplifier module for cdma / wcdma / hsdpa / hsupa / hspa + / lte C bands iii / iv / ix (1710 mhz C 1785 mhz ) applications ? wcdma handsets ? hsdpa ? hsupa ? hspa + ? lte ? cdma2000 ? evdo features ? low voltage positive bias supply 3. 0 v to 4. 5 v ? good linearity ? high efficiency - 4 6 % at 28.6 dbm ? large dynamic range ? small, low profile package - 3 mm x 3 mm x 0 .9 mm - 10- pad configuration ? power down control ? ingap ? supports low collector voltage operation ? digital en able ? no v ref required ? cmos compatible control signals ? integrated directional coupler description the sky 77764 skyhi ? power amplifier module (pam) is a fully matched 10 - pad surface mount module developed for wideband code division multiple access (wcdma) applications. this small and efficient module packs full 1710 - 1785 mhz bandwidth coverage into a single compact packag e. because of high efficiencies attained throughout the entire power range, the sky 77764 delivers unsurpassed talk - time advantages. the sky 77764 meets the stringent spectral linearity requirements of high speed downlink packet access (hsdpa), high speed up link packet access (hsupa), and long term evolution (lte) data transmission with high power added efficiency. an integrated directional coupler eliminates the need for any external coupler. the gallium arsenide (gaas) microwave monolithic integrated circui t (mmic) contains all amplifier active circuitry, including input and interstage matching circuits. the silicon cmos support die, providing precision biasing for the mmic affords a true cmos - compatible control interface. output match into a 50 - ohm load , re alized off - chip within the module package , optimize s efficiency and power performance. the sky 77764 is manufactured with skyworks' ingap gaas heterojunction bipolar transistor (hbt) process which provides for all positive voltage dc supply operation and ma intains high efficiency and good linearity. while primary bias to the sky 77764 can be supplied directly from any suitable battery with an output of 3.2 v to 4.2 v, optimal performance is obtained with vcc2 sourced from a dc - dc power supply adjusted w ithin 0.5 v to 3.4 v based on target output power levels. power down executes by setting venable 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 77764 functional block diagram
ordering information product name order number evaluation board part number sky 77764 skyhi ? power amplifier module sky 77764 en 40 - d 345 - 00 3 copyright ? 2011, 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 errors or omissions in these materials or the information contained herein. skyworks may change its documentation, products, s ervices, 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 fro m any future 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 skyw orks terms and conditions of sale. the materials, products and information are provided as is without warranty of any kind, wheth er 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 doe s not warrant the accuracy or completeness of the information, text, graphics or other items contained within these materials . skyworks shall not be liable for any damages, including but not limited to any special, indirect, incidental, statutory, or conse quential 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 skywor ks 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 ma y deviate 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. sk yworks 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 simplicity, 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 identific ation purposes only, and are the property of their respective owners. additional information, including relevant terms and co nditions, posted at www.skyworksinc.com, are incorporated by reference.
|
