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skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksinc.com ? www.skyworksinc.com 201712c ? skyworks proprietary information ? products and product inform atio n are subject to change without notice ? april 11 , 2013 1 data sheet sky13418 - 485lf : 0. 1 - 3 .0 ghz sp8 t antenna switch applications ? any 2g/3g/4g antenna diversity or lte (tdd/fdd) transmit/receive system for which gsm transmit is not required features ? broadband frequency range: 0.1 to 3 .0 ghz ? low insertion loss: 0 . 7 db typical @ 2.7 ghz ? high isolation : >20 db @ 2.7 ghz ? integrated logic ? s mall qfn (1 4 - pin, 2. 0 x 2. 0 mm) package (msl 1 , 260 c per jedec j - std - 020) description the sky13418 - 485lf is a single pole, eight - throw (sp 8 t) antenna switch . the high linearity p erformance and low insertion loss achieved by the sky13418 - 485lf make it an ideal choice for main/diversity switching commonly used in lte - based handsets, data cards, and tablets that use antenna diversity solutions . the sky13418 - 485lf is part of a scalabl e family of products that covers sp4t through sp8t switches that allow up to eight bands of wcdma/lte. ? sky13414 - 485lf sp4t antenna switch (data sheet #201689) ? sky13415 - 485lf sp5t antenna switch ( data sheet #201704 ) ? sky13416 - 485lf sp6t antenna switch ( data sheet #201679) ? sky13417 - 485lf sp7t antenna switch (data sheet #201661) ? sky1341 8 - 485lf sp8t antenna switch ( this data sheet ) the symmetric port designs provide flexibility in signal routing for both receive diversity and higher power td - scdma/tdd - lte, wcdma /fdd, and lte transmit/receive applications. figure 1. sky13418 - 485lf block diagram switching is controlled by three cmos/ttl - compatible control voltage inputs (v1, v2, and v3). depending on the logic voltage level applied to the control pins, the ant pin is connected to one of eight switched rf input/output (i/o) ports (rf1 to rf 8 ) using a low insertion loss path, while the paths between the ant pin and the other rf pins are in a high isolation state. no external blocking capacito rs are required on th e rf paths unless v dc is applied externally. the sky13418 - 485lf is manufactured in a compact, 14- pin 2.0 x 2. 0 mm, 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. si gnal pin assignments and functional pin descriptions are provided in table 1.
data sheet ? sky13418 - 485lf sp8t antenna switch 4lpslt4pmvupotodt1ipof - tb - t bsts 2 s ts ssbs gsbt sbs gsb bsibhi t figure 2. sky13418 - 485lf pinout C 14- pin qfn (top view) table 1. sky13418 - 485lf signal descriptions pin # name description pin # name description bi 2 bi bi bi bi s bi sbh bi sbh bs s bh bi note hsbhs
data sheet ? sky13418 - 485lf sp8t antenna switch skyworks solut ti - tb - tbsts ts ssbs gsbt sbs gsb bsibhi t s table 2. sky13418 - 485lf absolute maximum ratings (note 1) parameter symbol minimum maximum units 4vmwpmubhf 2. sbh b - C s + sbhsbs C sbhsbs C sbibshb..b note 1 sbsbhgs sbssbisbbhibsbsbibb is bsbsbsisbbhbgiisbssbbbhi 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 easily produce potentials of several kilovolts on the human body or equipment, which can discharge without detection. industry - standard esd precautio ns should be used at all t imes. functional description 5if 4,: - -bsbhbbh hsbsbsibbi gssb hbbsissbbs ssgssssbhbbsb bibsgbs ihsissbh b hihbhbis ibbg hii . isbs bbh i sggssss electrical and mechanical specifications 5ifbctpmvufnbynvnsbuohtpguif 4,: - - bs sb sbgbbss b i bgi - - s ih i b . ibbsibsis - to - s bgsbbbbbbisggsgs b
data sheet ? sky13418 - 485lf sp8t antenna switch 4lpslt4pmvupotodt1ipof - tb - t bsts s ts ssbs gsbt sbs gsb bsibhi t table 3. sky13418 - 485lf general electrical specifications (note 1) ( v dd = 2. 6 v, v1 = v2 = v3 = 0/1.8 v, p in = 0 dbm, t op = +25 c, characteristic impedance [ z o ] = 50 , unless otherwise noted) parameter symbol test condition (note 2) min typical max units dc specifications puf ss i a sbh hi - - _ h - _ - s ss i - - a s - on s ih t ggbs bhggb s ih 2.2 s rf specifications otfsupo pttoup - ghz s - b iso z ghz 2 2 b iso ss - ss - ibs 2fo isibs g s s sss =
data sheet ? sky13418 - 485lf sp8t antenna switch 4lpslt4pmvupotodt1ipof - tb - tbsts ts ssbs gsbt sbs gsb bsibhi t s table 4. sky13418 - 485lf control logic control pins switched rf i/o v1 (pin 7 ) v2 (pin 6) v3 (pin 5 ) rf1 (pin 3) rf2 (pin 9) rf3 (pin 2) rf4 (pin 10) rf5 (pin 1) rf6 (pin 11) rf7 (pin 14) rf8 (pin 1 2 ) insertion loss tpmbupo b b b b b b b insertion loss tpmbupo b b b b b b b insertion loss tpmbupo b b b b b b b insertion loss tpmbupo b b b b b b b insertion loss tpmbupo b b b b b b b insertion loss is b b b b b b b b insertion loss tpmbupo b b b b b b b insertion loss /puf hi = ; - = bis ib ib sibbiibgb gbbbhi table 5. isolation matrix (1 of 2) on port frequency (ghz) isolation (db) rf1 rf2 rf3 rf4 rf5 rf6 rf7 rf8 antenna - to - port C C C C C C C C C C C C C C C C C C C C C C C C 22 C C C C C C C C C C C C C C C C C C C C C C C 22 C C C C C C C C C C C C C C C C C C C C C C C C C 22 C C C C C C C C C C C C C C C C C C C C C C C 22 C C C C C C C C C 2. C C C C C C C C C C C C C C C 22 C C C C C C C C C C C C C C C C C C C C C C C C 22 C 22
data sheet ? sky13418 - 485lf sp8t antenna switch 4lpslt4pmvupotodt1ipof - tb - t bsts s ts ssbs gsbt sbs gsb bsibhi t table 5. isolation matrix (2 of 2) on port frequency (ghz) isol ation (db) rf1 rf2 rf3 rf4 rf5 rf6 rf7 rf8 antenna - to - port (continued) C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C 22 C port - to - port C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C 2 C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C 22 C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C 22 C C C C C C C C C C C C C C C C C C C C C C C C C 22 C C
data sheet ? sky13418 - 485lf sp8t antenna switch 4lpslt4pmvupotodt1ipof - tb - tbsts ts ssbs gsbt sbs gsb bsibhi t s evaluation board description 5if 4,: - - bb b bs i sgsbgi - - i . bb bsibbhsbshs . b sbhgsibbbsi hs . package di mensions 5if1mbzpvugppuqsougpsuif 4,: - - s hs . bbbshbsi hs . bbh gsi - 2 bsihs bb bsbsshs . package and handling information otusvdupotpouiftiqqohdpoubofsmbcfmsfhbseohfyqptvsfup nptuvsfbgufsuifdpoubofstfbmtcsplfonvtucfgpmmpfe 0uifstfqspcmfntsfmbufeupnptuvsfbctpsquponbzpddvs ifouifqbsuttvckfdufeupihiufnqfsbuvs fevsohtpmefs bttfncmz - - sb.s- .- b - gssh sbbgsbsgsisb pcb design & smt assembly/rework gui delines for mcm - l packages epdcs bsbibbihisiis bbsbsssgs sbgisbsib bbs bbsgs b figure 3. sky13418 - 485lf evaluation board schematic
data sheet ? sky13418 - 485lf sp8t antenna switch 4lpslt4pmvupotodt1ipof - tb - t bsts s ts ssbs gsbt sbs gsb bsibhi t figure 4. sky13418 - 485lf evaluation board assembly diagram
data sheet ? sky13418 - 485lf sp8t antenna switch 4lpslt4pmvupotodt1ipof - tb - tbsts ts ssbs gsbt sbs gsb bsibhi t s figure 5. sky13418 - 485lf pcb layout footprint (top view) figure 6 . typical part markings (top view)
data sheet ? sky13418 - 485lf sp8t antenna switch 4lpslt4pmvupotodt1ipof - tb - t bsts s ts ssbs gsbt sbs gsb bsibhi t figure 7. sky13418 - 485lf 14- pin qfn package dimensions
data sheet ? sky13418 - 485lf sp8t antenna switch 4lpslt4pmvupotodt1ipof - tb - tbsts ts ssbs gsbt sbs gsb bsibhi t s figure 8. sky13418 - 485lf tape and reel dimensions
data sheet ? sky13418 - 485lf sp8t antenna switch 4lpslt4pmvupotodt1ipof - tb - t bsts s ts ssbs gsbt sbs gsb bsibhi t ordering information model name manufacturing part number evaluation board part number 4 - - - ghz b i - - - - - b shi shis gsbisisiswsssi bsbhigs bbisbss sbbssbbgsgsbbsissbs gsssssibsbsi gsbbis sbibhbssgbsssbbi sb bibsbsgsbbibibsibsgsg bsisggbshgsbgsibh iisssishsbbbssshii sbbgsbbsbs s gsbsisshibssssgssgsbsb sbbbsssbg b .-. iw.-- -.-.2- - .----- - -..-.. .- ----.--. --2-.--. --.-..-.. - -. ssbsgsbgbhsg - bhbbsisiiigbsgissbsbs biibssb bbhsshshssgsibbbissbbhs ggsgsb bbhshgsisssb sbssgsiss bbbhssiibbgsigbbbsghgs ssssbg sgibsbsshgbsihbsb hbghbsibisssbbgs bbbbsshsbbhbshgsigss gbigbsbsb s sisbisbishiwbssbbssshssbbsgs ibbissis - bssb bbbsgsgbsbbsi ssgisssbgsbhsbsbbs bsssbsgs

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