skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworks inc.com ? www.skyworksinc.com 202935a ? skyworks proprietary and confidential information ? products and product informatio n are subject to change without notice ? july 19 , 2013 1 product summary sky 65709- 81 : low - noise amplifier front - end module with bds/ gps /gnss pre - filter applications ? bds/ gps /gnss radio receivers ? global navigation satellite systems (glonass) features ? small signal gain: 1 4 . 5 db typical ? low noise figure: 1. 9 db typ ical ? low current consumption ? input/output impedance internally matched to 50 ? single dc supply: 1.8 to 3.6 v ? minimal number of external components required ? small, mcm (6 - pin, 1.7 x 2 . 3 mm) package (msl 3 , 2 6 0 c per jedec j - std - 020) figure 2. sky 65709- 81 pinout C 6- pin mcm (top view) figure 1. sky 65709- 81 block diagram descr iption the sky 65709- 81 is a front - end module (fem) with an integrated low noise amplifier (lna) and pre - filter designed for the beidou satellite navigation system/ global positioning system/global navigation satellite system ( bds/ gps/gnss) receiver applicat ions. the device provides high linearity, excellent gain, a high 1 db input compression point (ip1db), and a superior noise figure (nf). the lna is fabricated using advanced silicon technology. the pre - filter provides the low in - band insertion loss and excellent rejection of the cellular, pcs, and wlan frequency bands. the sky 65709- 81 uses surface mount technology (smt) in the form of a 1.7 x 2.3 mm multi - chip module (mcm) package, which allows for a highly manufacturable and low - cost solution. a functional block diagram is shown in figure 1. the pin configuration and package are shown in figure 2. free datasheet http:///
product summary ? sky 65709- 81 low - noise amplifier fem with bds/ gp s /gnss filter skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksinc.com ? www.skyworksinc.co m 2 july 19 , 2013 ? skywork s proprietary and confidential information ? products and product informatio n are subject to change without notice ? 202935a ordering information model name manufacturing part number evaluation board part number sky 65709- 81 low - noise amplifier fem with gps /gnss filter sky 65709- 81 tw 21- 630 copyright ? 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 p rovided by skyworks as a service to its customers and may be used for informational purposes only by the customer. skyworks assumes no r esponsibility for errors or omissions in these materials or the information contained herein. skyworks may change its do cumentation, products, services, specifications or product descriptions at any time, without notice. skyworks makes no commit ment to update the materials or information and shall have no responsibility whatsoever for conflicts, incompatibilities, or other difficulties arising from 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 ma y be provided in skyworks terms and conditions of sale. the materials, products and information are provided as is without warra nty 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 di sclaimed. skyworks does 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, incidenta l, statutory, or consequential 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 u sing 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 skywo rks products, which may 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 the se and other risks. skyworks 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, and breakthrough simplicity are trademarks or registered trademarks of skyworks solutions, inc., in the united stat es and other countries. third - party brands and names are for identification purposes only, and are the property of their respective owners. additional information, including relevant terms and conditions, posted at www.skyworksinc.com, are incorporated by reference.
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