skyworks solutions, inc. ? phone [ 781] 376-3000 ? fax [781] 376-3100 ? sales@sk yworksinc.com ? www.skyworksinc.com 200570e ? skyworks proprietary and confiden tial information ? produc ts and product information ar e subject to change witho ut notice ? july 30, 2009 1 data sheet SKY13286-359LF: 0.1-6.0 ghz high isolation spdt absorptive switch applications ? gsm, pcs, wcdma base stations ? 2.4 and 5.8 ghz ism devices ? wireless local loops features ? single, positive voltage control: 0 to 3 and 0 to 5 v ? high isolation 64 db at 1 ghz and 2 ghz ? integrated silicon cmos driver ? absorptive ? small, qfn (16-pin, 4 x 4 mm) pb-free package (msl1, 260 c per jedec j-std-020) skyworks offers lead (pb)-free, rohs (restriction of hazardous substances) compliant packaging. j1 j2 decoder 50 50 c bl c bl c bl vdd v c tl rf c s1595 figure 1. SKY13286-359LF block diagram description the SKY13286-359LF is a gaas phemt fet high-isolation, absorptive switch. the device is an ideal component for base station applications in which synthesizer isolation is critical. the device is provided in a 4 x 4 mm, 16-pin quad flat no-lead (qfn) package. a functional block diagram is shown in figure 1. the pin configuration and package are shown in figure 2. signal pin assignments and functional pin descriptions are provided in table 1.
data sheet ? sky13286-35 9 lf spdt absorptive switch skyworks solutions, inc. ? phone [ 781] 376-3000 ? fax [781] 376-3100 ? sales@sk yworksinc.com ? www.skyworksinc.com 2 july 30, 2009 ? skyworks proprietary and confidential information ? products a nd product information are subject to chang e without notice ? 200570e vdd 1 2 3 4 5 6 78 1 6 15 14 13 12 11 10 9 v c tl rf c g nd j2 g nd g nd j1 g nd g nd g nd g nd g nd g nd g nd g nd figure 2. SKY13286-359LF pinout C 16-pin qfn (top view) table 1. SKY13286-359LF signal descriptions pin # name description pin # name description 1 vdd dc power supply 9 j2 rf output 2 2 vctl dc switch control pin. switches insertion loss state from rfc to j1 or j2 (see table 5). 10 gnd ground 3 rfc rf input 11 gnd ground 4 gnd ground 12 j1 rf output 1 5 gnd ground 13 gnd ground 6 gnd ground 14 gnd ground 7 gnd ground 15 gnd ground 8 gnd ground 16 gnd ground electrical and mechanical specifications the absolute maximum ratings of the SKY13286-359LF are provided in table 2. recommended operating conditions are specified in table 3 and electrical specifications are provided in table 4. typical performance characteristics of the SKY13286-359LF are illustrated in figures 3 through 9. the state of the SKY13286-359LF is determined by the logic provided in table 5.
data sheet ? sky13286-35 9 lf spdt absorptive switch skyworks solutions, inc. ? phone [ 781] 376-3000 ? fax [781] 376-3100 ? sales@sk yworksinc.com ? www.skyworksinc.com 200570e ? skyworks proprietary and confiden tial information ? produc ts and product information ar e subject to change witho ut notice ? july 30, 2009 3 table 2. SKY13286-359LF absolute maximum ratings parameter symbol minimum typical maximum units supply voltage vdd 2.7 5.5 v rf input power @ >500 mhz v i 1 w operating temperature t op C40 +95 c storage temperature t stg C65 +150 c note: exposure to maximum rating conditions for extended periods may reduce device reliability. there is no damage to device with on ly one parameter set at the limit and all other parameters set at or below their nominal value. exceeding any of the limits listed here may result in permanent damage to the d evice. caution : although this device is designed to be as robust as possible, electrostatic discharge (esd) can damage this device. this devi ce must be protected at all times from esd. static charges may eas ily produce potentials of several kilovolts on the human body or equipment, which can discharge without detection. industry-standard esd precautions should be used at all times. table 3. recommended operating conditions parameter symbol test condi tion min typical max units switching characteristics: rise, fall on/off video feedthrough 10/90% or 90/10% rf 50% control to 90/10% rf t rise = 3 ns, measurement bandwidth = 500 mhz 30 50 25 ns ns mv input power for 1 db compression p input vdd = 3v, 0.7-2.0 ghz vdd = 5 v, 0.7-2.0 ghz +26 +23 +30 dbm dbm 3 rd order intercept point ip3 for 2-tone input power, +8 dbm/tone, 1 mhz spacing: vdd = 3.3 v, 0.7-1.0 ghz vdd = 5.0 v, 0.7-1.0 ghz vdd = 3.3 v, 1.0-2.0 ghz vdd = 5.0 v, 1.0-2.0 ghz +45 +45 +49 +47 +43 +46 dbm dbm dbm dbm control voltage (note 1): low high v ctl _ low v ctl _ high 0 2.7 0.5 vdd v v supply current vdd = 5 v 100 a control current vctl = low or high 5 a supply voltage 2.7 5.0 v note 1: vdd must be applied before a vctl high signal. a latch-up condi tion may occur if a logic high signal is applied before the vdd voltage. control voltages sw itch the vdd voltage to the gaas switch.
data sheet ? sky13286-35 9 lf spdt absorptive switch skyworks solutions, inc. ? phone [ 781] 376-3000 ? fax [781] 376-3100 ? sales@sk yworksinc.com ? www.skyworksinc.com 4 july 30, 2009 ? skyworks proprietary and confidential information ? products a nd product information are subject to chang e without notice ? 200570e table 4. SKY13286-359LF electrical specifications (note 1) (vctl = 0 v/3 v, vdd = 5 v, t op = +25 c, p input = 0 dbm, characteristic impedance [z o ] = 50 , unless otherwise noted) parameter symbol test condi tion min typical max units insertion loss 0.1 to 2.0 ghz 2.0 to 3.0 ghz 3.0 to 4.0 ghz 4.0 to 6.0 ghz 0.8 0.8 1.0 1.5 1.10 1.25 1.35 1.80 db db db db isolation 0.1 to 2.0 ghz 2.0 to 3.0 ghz 3.0 to 4.0 ghz 4.0 to 6.0 ghz 60 58 55 40 62 62 58 42 db db db db return loss (insertion loss state) (note 2) 0.1 to 2.0 ghz 2.0 to 3.0 ghz 3.0 to 4.0 ghz 4.0 to 6.0 ghz 10 15 13 10 22 22 18 12 db db db db return loss (isolation state) (note 2) 0.1 to 2.0 ghz 2.0 to 3.0 ghz 3.0 to 4.0 ghz 4.0 to 6.0 ghz 10 12 12 11 12 15 15 13 db db db db note 1: performance is guaranteed only under the conditions listed in th is table and is not guaranteed over the full operating or stor age temperature ranges. operation at elevated temperatures may reduce reliability of the device. note 2 : lower frequency return loss is dependent on dc blocks. typical performance characteristics (vctl = 0 v/3 v, vdd = 5 v, t op = +25 c, p input = 0 dbm, characteristic impedance [z o ] = 50 , unless otherwise noted) frequency (ghz) insertion loss (db) C5.0 C4.5 C4.0 C3.5 C3.0 C2.5 C2.0 C1.5 C1.0 C0.5 0 0123456 j1 j2 figure 3. insertion loss vs frequency frequency (ghz) isolation (db) 0123456 C80 C70 C60 C50 C40 C30 C20 C10 0 j1 j2 figure 4. isolation v s frequency
data sheet ? sky13286-35 9 lf spdt absorptive switch skyworks solutions, inc. ? phone [ 781] 376-3000 ? fax [781] 376-3100 ? sales@sk yworksinc.com ? www.skyworksinc.com 200570e ? skyworks proprietary and confiden tial information ? produc ts and product information ar e subject to change witho ut notice ? july 30, 2009 5 frequency (ghz) return loss (db) 0123456 C 45 C 40 C 35 C 30 C 25 C 20 C 15 C 10 C 5 0 j1 |s11| j2 |s11| j1 |s22| j2 |s22| figure 5. return loss vs frequency (insertion loss state) frequency (ghz) isolation (db) 0123456 C80 C70 C60 C50 C40 C30 C20 C10 0 j1-j2 j2-j1 figure 7. output to output isolation supply voltage (v) ip3 (dbm) +30 +35 +40 +45 +50 +55 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6 4.8 5.0 0.7-1.0 ghz 1.0-2.0 ghz figure 9. ip3 vs vdd supply voltage frequency (ghz) return loss (db) 0123456 C 30 C 25 C 20 C 15 C 10 C 5 0 j1 |s11| j2 |s11| j1 |s22| j2 |s22| figure 6. return loss vs frequency (isolation state) input power (dbm) insertion loss (db) C1.8 C1.6 C1.4 C1.2 C1.0 C0.8 C0.6 C0.4 C0.2 0 0 +4 +8 +12 +16 +20 +24 +28 +32 3.0 v 3.3 v 5.0 v figure 8. insertion loss vs input power over voltage
data sheet ? sky13286-35 9 lf spdt absorptive switch skyworks solutions, inc. ? phone [ 781] 376-3000 ? fax [781] 376-3100 ? sales@sk yworksinc.com ? www.skyworksinc.com 6 july 30, 2009 ? skyworks proprietary and confidential information ? products a nd product information are subject to chang e without notice ? 200570e table 5. SKY13286-359LF truth table vctl rfc to j1 rfc to j2 0 insertion loss isolation 1 isolation insertion loss evaluation board description the SKY13286-359LF evaluation board is used to test the performance of the SKY13286-359LF spdt absorptive switch. an assembly drawing for the evaluation board is shown in figure 10. package dimensions the pcb layout footprint for the SKY13286-359LF is shown in figure 11. typical case markings are noted in figure 12. package dimensions for the 16-pin qfn are shown in figure 13, and tape and reel dimensions are provided in figure 14. package and handling information instructions on the shipping container label regarding exposure to moisture after the container seal is broken must be followed. otherwise, problems related to moisture absorption may occur when the part is subjected to high temperature during solder assembly. the SKY13286-359LF is rated to moisture sensitivity level 1 (msl1) at 260 c. it can be used for lead or lead-free soldering. for additional information, refer to the skyworks application note, solder reflow information , document number 200164. care must be taken when attaching this product, whether it is done manually or in a production solder reflow environment. production quantities of this product are shipped in a standard tape and reel format. for packaging details, refer to the skyworks application note, discrete devices and ic switch/attenuators tape and reel package orientation , document number 200083. c blk ?? ?? ?? ?? c bl = 47 pf capacitor (5 places) rf c through through j2 j1 vdd v c tl 1 j1 v c tl j3 j2 vp g nd s1597 figure 10. SKY13286-359LF evaluation board assembly diagram
data sheet ? sky13286-35 9 lf spdt absorptive switch skyworks solutions, inc. ? phone [ 781] 376-3000 ? fax [781] 376-3100 ? sales@sk yworksinc.com ? www.skyworksinc.com 200570e ? skyworks proprietary and confiden tial information ? produc ts and product information ar e subject to change witho ut notice ? july 30, 2009 7 detail a s olderable area s ee detail a for s olderable area s olderable area package outline pin 1 0.30 0.55 8x 1. 6 00 2x 1.350 8x 1. 6 00 2x 1.350 r0.200 0.325 typ 0. 6 50 pitch s159 8 figure 11. SKY13286-359LF pcb layout footprint s286 xxxx yww pin 1 indicator skyworks p/n skyworks gaas die lot # date code y = calendar year ww = week figure 12. typical case markings
data sheet ? sky13286-35 9 lf spdt absorptive switch skyworks solutions, inc. ? phone [ 781] 376-3000 ? fax [781] 376-3100 ? sales@sk yworksinc.com ? www.skyworksinc.com 8 july 30, 2009 ? skyworks proprietary and confidential information ? products a nd product information are subject to chang e without notice ? 200570e pin 1 indicator s eating plane 0.02 +0.03/C0.02 0.30 0.05 expo s ed pad all dimensions are in millimeters 2.70 +0.10/C0.15 0.325 2.70 +0.10/C0.15 1.35 +0.05/C0.075 pin 1 ind. 0. 6 5 1.35 +0.05/C0.075 4.00 4.00 0. 9 0 0.10 0.40 0.10 0.20 ref 0.20 min. typ. s159 6 figure 13. SKY13286-359LF 16-pin qfn package dimensions s1056 8.00 0.10 4.00 0.10 2.00 0.05 1.75 0.10 12.00 +0.30/C0.10 5.50 0.05 ? 1.50 0.10 ? 1.50 0.25 reference pin indicator 0.229 0.02 4.25 0.10 10 o max 10 o max 1.13 0.10 4.25 0.10 notes: 1. carrier tape material: black conductive polycarbonate or polysterene 2. cover tape material: transparent conductive psa 3. cover tape size: 9.3 mm width 4. all measurements are in millimeters a b b a b a figure 14. SKY13286-359LF tape and reel dimensions
data sheet ? sky13286-35 9 lf spdt absorptive switch skyworks solutions, inc. ? phone [ 781] 376-3000 ? fax [781] 376-3100 ? sales@sk yworksinc.com ? www.skyworksinc.com 200570e ? skyworks proprietary and confiden tial information ? produc ts and product information ar e subject to change witho ut notice ? july 30, 2009 9 ordering information model name manufacturing part number evaluation board part number SKY13286-359LF spdt absorptive switch sky 13286-359lf (pb-free package) sk39110, rev. 2 copyright ? 2009 skyworks solutions, inc. all rights reserved. information in this document is provided in connection with skyw orks solutions, inc. (skyworks) products or services. these m aterials, including the information co ntained herein, are provided by skyworks as a service to its customers and may be used for info rmational purposes only by the cu stomer. skyworks assumes no res ponsibility for errors or omissions in these materials or the information contained herein. skyworks may change its documentat ion, products, services, specific ations or product descriptions at any time, without notice. sk yworks makes no commitment to update the materials or information and shall have no responsi bility whatsoever for conflicts, incompatibilities, or other diff iculties arising from any future changes. no license, whether express, implied, by es toppel or otherwise, is granted to any in tellectual property rights by this document . skyworks assumes no liability for any materials, products or information provided hereunder, including the sale, distribution, re production or use of skyworks products, information or mate rials, except as may be provided in skyworks terms and conditions of sale. the materials, products and information are pr ovided as is without warranty of any ki nd, whether express, implied, statutory, or otherwise, including fitness for a particular purpose or use, merchantability, performance, qualit y or non-infringement of any intellectual property right; all su ch warranties are hereby expressly disclaimed. skyworks does not warrant the accura cy or completeness of the information, text, graphics or other items contained within these ma terials. skyworks shall not be liable for any damages, including but not limited to any special, indirect, incidental, statutory, or consequentia l damages, including without limitation, lost revenues or lost profits that may result from the use of the materials or information, wheth er or not the recipient of mat erials has been advised of the possibility of such damage. skyworks products are no t intended for use in medical, lifesaving or life-su staining applications, or other equipment in which the failure of the skyworks products could lead to personal injury, death, physical or environmental damage. skyw orks customers using or selli ng 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 us ing skyworks products , which may deviate from published specifi cations as a result of design de fects, errors, or operation of products outside of published pa rameters or design specifications. customers sh ould include design and operating safeguards to minimize these and other risks. skyworks assumes no liability for applications assistance, customer product de sign, or damage to any equipment resulting from the use of skyw orks products outsid e of stated published specifications or parameters. skyworks, the skyworks symbol, a nd breakthrough simplicity are trademarks or registered tradem arks of skyworks solutions, inc ., in the united states and othe r countries. third-party brands and names are for identification purposes only, and are the proper ty of their respective owners. additional information, includ ing relevant terms and conditions, posted at www.skyworksinc.com, are incorporated by reference.
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