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skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworks inc.com ? www.skyworksinc.com 201266h ? skyworks proprietary i nformation ? products and product informatio n are subject to change without notice ? june 2 , 2011 1 data sheet sky67101 - 396lf : 0 . 4 - 1 . 2 ghz high linearity, active bias low - noise amplifier applications ? gsm, cdma, wcdma, and td - scdma cellular infrastructure ? ultra low - noise systems features ? ultra low noise figure: 0. 57 db @ 0.9 ghz ? i nput and output return l oss > 18 db @ 0.9 ghz ? high oip3 performance: +3 3 . 8 dbm @ 0.9 ghz ? adjustable supply current and gain ? temperature and process - stable active bias ? m iniature dfn (8 - pin, 2 x 2 mm) package (msl 1 @ 260 c per jedec j - std - 020) figure 2. sky67101 - 396lf pinout C 8- pin dfn (top view) figure 1. sky67101 - 396lf block diagram description the sky67101 - 396lf is gaas, phemt low - noise amplifier (lna) with an active bias and high linearity performance. the advanced gaas phemt enhancement mode process provides excellen t return loss, low noise, and high linearity performance. the internal active bias circuitry provides stable performance over temperature and process variation . the device offers the ability to externally adjust supply current and gain. supply voltage is a pplied to the rfout/vdd pin through an rf choke inductor. pin 4 (vin) should be connected to rfout/vdd through an external resistor to control the supply current. the rfin and rfout/vdd pins should be dc blocked to ensure proper operation. pin 5 (feedback) is connected through an rc network to externally adjust the gain of the device without affecting the noise figure (nf) of the lna. the sky67101 - 396lf operates in the frequency range of 0 . 4 to 1 . 2 ghz with proper tuning . for higher frequency operation, the pin - compatible sky6710 0 - 396lf should be used. the lna is manufactured in a compact, 2 x 2 mm, 8 - pin dual flat no - lead ( dfn) package . a functional block diagram is shown in figure 1. the pin configuration and package are shown in figure 2. signal pin assig nments and functional pin descriptions are provided in table 1.
data sheet ? sky67101 - 396lf high linearity, acti ve bias lna skyworks solutions, in ti> - t> - tmlsl jtlslj 2 t4lsl ssjs i sjt seese sj s4ijij t ) table 1. sky67101 - 396lf signal descriptions pin # name description pin # name description j.ese jiijss 5 , - smjsm 5jsjsl 2 jmljjssjse j.ese jiijss ( seseisi js 5 misiil jesmljjssjse 4 -mssisisj sjs j.ese jiijss table 2. sky67101 - 396lf absolute maximum ratings parameter symbol minimum typical maximum units vmpmubhf 5.5 4mss i js e 4sss 5 45( C sjss 5 C 4 junction t ss 5 j note s : sjsjejjseesjeseejsmjjmj5isjeejji mssimjjemmis sssmijsjmm ejimjjmjeissmjseiej 5ismsj caution : although this device is designed to be as robust as possible, electrostatic discharge (esd) can damage this device. thi s device 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 times. the sk y67101- 396lf is a human body model (hbm) class a esd device. electrical and mechanical specifications 5ifbctpmvufnbynvnsbuohtpguif 4,: - - s sjeej5m e msjmjjjssjeej 5m . 5jmssi ssjji 4, - - s jmmsejjsisi 4 .
data sheet ? sky67101 - 396lf high linearity, acti ve bias lna lpsltpmvuptdt1ipf - t> - tmlsl jtlslj ) t4lsl ssjs i sjt seese sj s4ijij t table 3. sky67101 - 396lf electrical specifications (note 1) (v dd = 4 .0 v, i dd = 56 ma, t a = +25 c, p i n = C 20 dbm , characteristic impedance [z o ] = 50 , thermal resistance = 80 c/w, unless otherwise noted) parameter symbol test condition min typical max units rf specifications tfsfuf () () () e e e 4mmjmj |s 2 | () () () e e e ssm |s | () () () e e e ssm |s 22 | () () () e e e sjmj |s 2 | () () () e e e se sessj () C e e se sessj () C e e esjj e () e esjj e () e 4jmj () C > C dc specifications uf 4 4mss i 4jismsjs 5 note 1: ssjsemesiejjmjejij5m note 2 loss fro ij4.semjseie - eeesis
data sheet ? sky67101 - 396lf high linearity, acti ve bias lna skyworks solutions, in ti> - t> - tmlsl jtlslj 4 t4lsl ssjs i sjt seese sj s4ijij t ) typical performance characteristics (v dd = 4.0 v, i dd = 56 ma, t a = +25 c, p in = C 20 dbm, characteristic impedance [z o ] = 50 , thermal resistance = 80 c/w, unless otherwise noted) figure 3. broadband gain response vs frequency figure 5. broadband input return loss vs frequency figure 7. broadband reverse isolation vs frequency figure 4. narrowband gain response vs frequency figure 6. narrowband input return loss vs frequency figure 8. narrowband reverse isolation vs frequency
data sheet ? sky67101 - 396lf high linearity, acti ve bias lna lpsltpmvuptdt1ipf - t> - tmlsl jtlslj ) t4lsl ssjs i sjt seese sj s4ijij t 5 figure 9. broadband output return loss vs frequency figure 11. noise figure vs frequency figure 13. u1 stability vs frequency figure 10. narrowband output return loss vs frequency figure 12. oip3 vs frequency (p in = C 20 dbm, spacing = 5 mhz) figure 14. u2 stability vs frequency
data sheet ? sky67101 - 396lf high linearity, acti ve bias lna skyworks solutions, in ti> - t> - tmlsl jtlslj t4lsl ssjs i sjt seese sj s4ijij t ) evaluation board description 5if 4,: - - e mj se jei ss i 4, - - - . mesj simjsejijjs 5 . mj seijejsjsjeejjs . 5m sjeijmm.sjm.mjsmjse 5i sejmssjm sjs5issjm mesijsjjmejmsj ( r em r sjjs sssijm jss package dimensions 5if1mbzpvugppusougpsuif 4,: - - jsjeej js . 5jmsljsij js . lejjsi - j sijjs , eesmejjssjeejjs . package and handling information otusvdupotpouiftiohdpoubofsmbcfmsfhbseohfyptvsfup nptuvsfbgufsuifdpoubofstfbmtcsplfonvtucfgpmmpfe 0uifstf spcmfntsfmbufeupnptuvsfbctpsuponbzpddvs ifouifbsuttvckfdufeupihiufnfsbuvsfevsohtpmefs bttfncmz 5) 4, - - jse.js4jjj-m (msl - smesj see jjmjsjssi4lslmjj solder reflow information edfcfs sliijijseiisjj emmsjsejmessmjs sejjj ijsesijej ese esms figure 1 5. sky67101 - 396lf evaluation board assembly diagram
data sheet ? sky67101 - 396lf high linearity, acti ve bias lna lpsltpmvuptdt1ipf - t> - tmlsl jtlslj ) t4lsl ssjs i sjt seese sj s4ijij t figure 16. sky67101 - 396lf evaluation board schematic table 4. sky67101 - 396lf evaluation board bill of materials component value size manufacturer 4.5 .s(. iji2 4.5 .s( m 4.5 .s(. 4.5 .s( m 4.5 .s(. 4.5 .s(. 4.5 .s(. C C m - ) 4.5 jms) l2 4 ) 4.5 5,.-( 4.5 j 4.5 j
data sheet ? sky67101 - 396lf high linearity, acti ve bias lna skyworks solutions, in ti> - t> - tmlsl jtlslj t4lsl ssjs i sjt seese sj s4ijij t ) figure 1 7. sky67101 - 396lf pcb layout footprint (top view) figure 1 8 . typical case markings (top view)
data sheet ? sky67101 - 396lf high linearity, acti ve bias lna lpsltpmvuptdt1ipf - t> - tmlsl jtlslj ) t4lsl ssjs i sjt seese sj s4ijij t figure 19. sky67101 - 396lf 8- pin d fn package dimensions
data sheet ? sky67101 - 396lf high linearity, acti ve bias lna skyworks solutions, in ti> - t> - tmlsl jtlslj t4lsl ssjs i sjt seese sj s4ijij t ) figure 20. sky67101 - 396lf tape and reel dimensions
data sheet ? sky67101 - 396lf high linearity, acti ve bias lna lpsltpmvuptdt1ipf - t> - tmlsl jtlslj ) t4lsl ssjs i sjt seese sj s4ijij t ordering information model name manufacturing part number evaluation board part number ,: - - - 4, - - 4, - - - sji 4lsl4mjmmjise sjjijejsjeejjji4lsl4mji4lslwsessj5i sjmjmejijsjje isjssjee 4lslsjjseesjsjmsmis4lsls jjmjsssssjjjisjmsi jsjjeisj4lsl ijejsesjjjjsseesjjjjij4lsl lj eisjmsjsjeimmisjjmjissmjjjjmjj sisejjmjsjjssi mjiissjmjemsisjjsejmmmsssjiije 4lslmjjmjssjmses js jsjeeisesjmejimejsjjssejs4lslsejsjssjm sjeej4lsl5seejj 4m 5).5-454.5i44w 5)55,)5)44.-45555)4-(544 5-44.)5-5.2-5 - (.55--5-5()5--4)54) 44- 4-.4,,44555).-5445).555()45)5.45 5)5)4.5-44,,4 4)--5--.(4-(55-.554- 55-4555425-.(4-(5)5-.55 -454-45545)5.4-5.5)45).5-4.5)5)55)5. 5-4)445) 44-5 4).( 4lslsesjeesjejmmjjsmj - jjmjjsisjjijiijmsi4lslsememesmjs eiijmsjsme4lsl sjsmmj4lslsesjimjjeijssjlesmmje j4lsls esmjsijsssm sssjmsijsseemjj j4lslseijiejsmjiejjjsmejesssssj n of sejemjiesssejjjjsimejmeejesjse o jjjieissjl4lslmjjmjs mjjjsseejsejsmjsi4lslse jeemjiejjjsss skyworks, i4lslmeislisi4jmjjwsseslssjsesesl4lsl4mjji je4eissj5ijse - sse essjejj jsmesissijssjseejjmjsjjmejsmse ejjelslj sjssess
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