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- 1 - e08y12 this ic is esd sensitive device. s pecial handling precautions are required. sony reserves the right to change products and specifications without prior notice. this information does not convey any licens e by any implication or otherwise under any patents or other right. application circuits shown, if any, are typical examples illu strating the operation of the devices. sony cannot as sume responsibility for any problems aris ing out of the use of these circuits. CXM3542ER 3p9t antenna switch for gsm/cdma dual mode phones description the CXM3542ER is 3p9t anntena switch for quad bands gsm and triple bands cdma dual mode. this ic has a decoder circuit which supports cmos control. sony jphemt gaas process is utilized for low insertion loss and high linearity. (applications: quad bands gsm and triple bands cdma dual mode phones) features ? low insertion loss ? low voltage drive: 2.5 to 3.3v ? supports cmos control ? high esd resistance ? eliminates output dc blocking capacitors to rf ports ? lead-free and rohs compliant package vqfn-34p (3.8mm 4.4mm 0.85mm max.) structure gaas junction gate phemt (jph emt) mmic switch, cmos decoder
CXM3542ER - 2 - absolute maximum ratings ? supply voltage v dd 3.6 v (ta = 25 c) ? control voltage vctl 3.6 v (ta = 25 c) ? maximum input [gsm tx1] 36 dbm (duty cycle = 12.5%) (ta = 25 c) ? [gsm tx2] 34 dbm (duty cycle = 12.5%) (ta = 25 c) ? [trx1/2/3] 32 dbm (ta = 25 c) ? [gsm850/900/1800/1900 rx] 13 dbm (ta = 25 c) ? operating temperature topr ?30 to +90 c ? storage temperature tstg ?65 to +150 c
CXM3542ER - 3 - block diagram f41 trx1 trx2 trx3 gsm tx1 gsm tx2 gsm 850rx gsm 900rx gsm 1800rx gsm 1900rx ant1 gnd1-1 ext f1 f2 f3 f4 f9 f10 f11 f16 f17 f14 f15 f18 f19 f20 f22 f31 f27 f21 f26 f25 f24 f5 f6 f7 f8 f29 f30 ant2 gnd2-1 gnd2-2 f32 f33
CXM3542ER - 4 - pin configuration ctlf ctle ctld ctlc ctlb ctla gnd 6 4 5 12 3 1 2 13 14 15 16 22 24 23 25 27 26 32 31 30 29 28 gnd tx1 gnd gnd gsm850rx gsm900rx gsm1800rx gsm1900rx gnd v dd ant2 gnd2-2 ant1 gnd1 trx3 trx1 gnd trx2 gnd ctlg vqfn-34p pkg (3.8mm 4.4mm 0.85mm max.) top view 8 7 20 21 gnd2-1 ext gnd gnd tx2 gnd gnd 33 10 9 18 19 17 11 34
CXM3542ER - 5 - truth table state ctla ctlb ctlc ctld ctle ctlf ctlg active port active ant f1 f2 f3 f4 f5 f6 f7 f8 f9 f10 f11 f14 f15 f16 f17 f18 f19 1hh?h??hgsm tx1 ant1 on off off off off off off off off off off off off off off off off 2hl?h??hgsm tx2 ant2offoff on off off off off off off off off off off off off off off 3 h h l l ? ? h gsm850 rx ant1 off off off off on off off off on off off off off off off off off 4 h h h l ? ? h gsm900 rx ant1 off off off off off on off off on off off off off off off off off 5 h l l l ? ? h gsm1800 rx ant2 off off off off off off on off off on off off off off off off off 6 h l h l ? ? h gsm1900 rx ant2 off off off off off off off on off on off off off off off off off 7 l ? ? ? l h h trx1 ant1 off off off off off off off off off off off off off on off off off 8 l ? ? ? h l h trx2 ant1 off off off off off off off off off off off on off off off off off 9 l ? ? ? l l h trx3 ant2 off off off off off off off off off off off off off off off on off 10 h h ? h ? ? l gsm tx1 ext off on off off off off off off off off off off off off off off off 11 h l ? h ? ? l gsm tx2 ext off off off on off off off off off off off off off off off off off 12 h h l l ? ? l gsm850 rx ext off off off off on off off off off off on off off off off off off 13 h h h l ? ? l gsm900 rx ext off off off off off on off off off off on off off off off off off 14 h l l l ? ? l gsm1800 rx ext off off off off off off on off off off on off off off off off off 15 h l h l ? ? l gsm1900 rx ext off off off off off off off on off off on off off off off off off 16 l ? ? ? l h l trx1 ext off off off off off off off off off off off off off off on off off 17 l ? ? ? h l l trx2 ext off off off off off off off off off off off off on off off off off 18 l ? ? ? l l l trx3 ext off off off off off off off off off off off off off off off off on state ctla ctlb ctlc ctld ctle ctlf ctlg active port active ant f20 f21 f22 f24 f25 f26 f27 f29 f30 f31 f32 f33 f41 1 h h ? h ? ? h gsm tx1 ant1 off on on on on on off on off on off off off 2hl?h??hgsm tx2 ant2 on off on on on on on off off on off off on 3 h h l l ? ? h gsm850 rx ant1 on on off on on on off on off on off off on 4hhhl??hgsm900 rxant1 on on off on on on off on off on off off on 5 h l l l ? ? h gsm1800 rx ant2 on on off on on on on off off on off off on 6 h l h l ? ? h gsm1900 rx ant2 on on off on on on on off off on off off on 7 l ? ? ? l h h trx1 ant1 on on on on off on off on off on off off on 8 l ? ? ? h l h trx2 ant1 on on on off on on off off on on off off on 9l???llh trx3 ant2 on on on on on off on off off on off off on 10 h h ? h ? ? l gsm tx1 ext off on on on on on on on on off on off off 11 h l ? h ? ? l gsm tx2 ext on off on on on on on on on off on off on 12 h h l l ? ? l gsm850 rx ext on on off on on on on on on off on off on 13 h h h l ? ? l gsm900 rx ext on on off on on on on on on off on off on 14 h l l l ? ? l gsm1800 rx ext on on off on on on on on on off on off on 15 h l h l ? ? l gsm1900 rx ext on on off on on on on on on off on off on 16 l ??? l h l trx1 ext on on on on off on on on on off off on on 17 l ??? h l l trx2 ext on on on off on on on on on off off on on 18 l ??? l l l trx3 ext on on on on on off on on on off off on on
CXM3542ER - 6 - dc bias conditions (ta = +25 c) item min. typ. max. unit v dd 2.5 2.85 3.3 v vctl (h) 1.5 1.85 3.3 v vctl (l) 0 ? 0.3 v
CXM3542ER - 7 - electrical characteristics (v dd = 2.85v, ta = +25 c) cdma 800, 900mhz (trx1 ? ant1/ext) (v dd = 2.85v, ta = +25 c) item min. typ. max. unit conditions bias current 250 450 av dd = 2.85v, vctl = 0v ctrl current 0 10 a vctl = 1.85v wake up time ? 100 sv dd = 0 to 2.85v switching speed ? 5 s item freq [mhz] ant ext unit conditions min. typ. max. min. typ. max. insertion loss 824 to 875 0.50 0.65 0.50 0.65 db 843 to 925 0.50 0.65 0.50 0.65 db vswr 824 to 875 1.15 1.1 ? trx1 port 843 to 925 1.15 1.1 ? 824 to 875 1.15 1.1 ? ant, ext port 843 to 925 1.15 1.1 ? sw isolation 824 to 875 16 34 16 41 db trx1 - ant2/ext measuremen (ant1 on) trx1 - ant1/ant2 measurement (ext on) 843 to 925 16 34 16 41 harmonics 1648 to 1850 ? ?44 ? ?44 dbm pin = 25dbm 2472 to 2775 ? ?44 ? ?44 3296 to 3700 ? ?44 ? ?44 acpr 824 to 830 824 to 849 900khz ? ?50 ? ?50 dbc pin = 25dbm, rbw = 30khz channel power measurement 1.98mhz ? ?55 ? ?55 iip3 843 to 875 62 65 61 64 dbm pin = 25dbm
CXM3542ER - 8 - cdma 800, 900mhz (trx2 ? ant1/ext) (v dd = 2.85v, ta = +25 c) item freq [mhz] ant ext unit conditions min. typ. max. min. typ. max. insertion loss 824 to 875 0.60 0.75 0.60 0.75 db 843 to 925 0.60 0.75 0.60 0.75 db vswr 824 to 875 1.25 1.15 ? trx2 port 843 to 925 1.25 1.15 ? 824 to 875 1.25 1.15 ? ant, ext port 843 to 925 1.25 1.15 ? sw isolation 824 to 875 16 34 16 41 db trx2 - ant2/ext measuremen (ant1 on) trx2 - ant1/ant2 measurement (ext on) 843 to 925 16 34 16 41 harmonics 1648 to 1850 ? ?44 ? ?44 dbm pin = 25dbm 2472 to 2775 ? ?44 ? ?44 3296 to 3700 ? ?44 ? ?44 acpr 824 to 830 898 to 925 900khz ? ?50 ? ?50 dbc pin = 25dbm, rbw = 30khz channel power measurement 1.98mhz ? ?55 ? ?55 iip3 843 to 875 62 65 61 64 dbm pin = 25dbm
CXM3542ER - 9 - cdma 2ghz (trx3 ? ant2/ext) (v dd = 2.85v, ta = +25 c) item freq [mhz] ant ext unit conditions min. typ. max. min. typ. max. insertion loss 1920 to 1940 0.65 0.80 0.60 0.75 db 2110 to 2130 0.65 0.80 0.60 0.75 db vswr 1920 to 1940 1.50 1.20 ? trx3 port 2110 to 2130 1.45 1.15 ? 1920 to 1940 1.45 1.20 ? ant, ext port 2110 to 2130 1.45 1.15 ? sw isolation 1920 to 1940 16 22 16 23 db trx3 - ant1/ext measuremen (ant2 on) trx3 - ant1/ant2 measurement (ext on) 2110 to 2130 16 22 16 23 harmonics 3840 to 3880 ? ?44 ? ?44 dbm pin = 25dbm 5760 to 5820 ? ?44 ? ?44 7680 to 7760 ? ?44 ? ?44 acpr 1920 to 1940 1.25mhz ? ?50 ? ?50 dbc pin = 25dbm, rbw = 30khz channel power measurement 1.95mhz ? ?55 ? ?55 iip3 2110 to 2130 63 66 63 66 dbm pin = 25dbm
CXM3542ER - 10 - gsm850m/gsm900m-tx (tx1 ? ant1/ext) (v dd = 2.85v, ta = +25 c) item freq [mhz] ant ext unit conditions min. typ. max . min. typ. max . insertion loss 824 to 849 0.85 1.00 0.95 1.10 db 880 to 915 0.85 1.10 1.05 1.20 vswr 824 to 849 1.20 1.30 ? gsm tx1 port 880 to 915 824 to 849 1.20 1.20 ant, ext port 880 to 915 sw isolation 824 to 849 25 33 25 43 db gsm tx1 ? ant2/ext measuremen (ant1 on) gsm tx1 ? ant1/ant2 measurement (ext on) 880 to 915 25 33 25 43 isolation tx ? rx 824 to 915 31 52 22 58 db tx1 when selecting tx1 ? ant1 and ext ? 850rx 31 62 22 58 tx1 when selecting tx1 ? ant1 and ext ? 900rx 31 63 22 58 tx1 when selecting tx1 ? ant1 and ext ? 1800rx 31 65 22 58 tx1 when selecting tx1 ? ant1 and ext ? 1900rx 31 37 22 58 tx1 when selecting tx1 ? ant1 and ext ? trx1 31 58 22 58 tx1 when selecting tx1 ? ant1 and ext ? trx2 28 31 31 52 tx1 when selecting tx1 ? ant1 and ext ? trx3 harmonics 1648 to 1830 2tx ?47 ?36 ?45 ?36 dbm pin = 35dbm 2472 to 2745 3tx ?43 ?36 ?44 ?36 3296 to 3660 4tx ? ?36 ? ?36 attenuation 1648 to 1830 2tx2533 2531 db pin = 35dbm 2472 to 2745 3tx2340 2335 3296 to 3660 4tx2030 2034
CXM3542ER - 11 - dsc/pcs-tx (tx2 ? ant2/ext) (v dd = 2.85v, ta = +25 c) item freq [mhz] ant ext unit conditions min. typ. max . min. typ. max . insertion loss 1710 to 1785 1.00 1.15 1.05 1.20 db 1850 to 1910 1.00 1.15 1.10 1.25 vswr 1710 to 1785 1.60 1.40 ? gsm tx2 port 1850 to 1910 1710 to 1785 1.20 1.20 ant, ext port 1850 to 1910 sw isolation 1710 to 1785 22 26 22 34 db gsm tx2 ? ant1/ext measuremen (ant2 on) gsm tx2 ? ant1/ant2 measurement (ext on) 1850 to 1910 22 26 22 34 isolation tx ? rx 1710 to 1910 31 57 31 41 db tx2 when selecting tx2 ? ant2 and ext ? 850rx 31 61 31 53 tx2 when selecting tx2 ? ant2 and ext ? 900rx 31 61 31 55 tx2 when selecting tx2 ? ant2 and ext ? 1800rx 31 61 31 55 tx2 when selecting tx2 ? ant2 and ext ? 1900rx 31 36 31 39 tx2 when selecting tx2 ? ant2 and ext ? trx1 31 36 31 38 tx2 when selecting tx2 ? ant2 and ext ? trx2 28 34 31 39 tx2 when selecting tx2 ? ant2 and ext ? trx3 harmonics 3420 to 3570 2tx ?50 ?39 ?50 ?39 dbm pin = 32dbm 3700 to 3820 ?50 ?39 ?48 ?39 5130 to 5355 3tx ?53 ?39 ?50 ?39 5550 to 5730 ?48 ?39 ?50 ?39 attenuation 3420 to 3570 2tx 25 36 25 33 db pin = 32dbm 3700 to 3820 25 31 25 33 5130 to 5355 3tx 25 36 25 36 5550 to 5730 25 38 21 29
CXM3542ER - 12 - gsm850m-rx (gsm850rx ? ant1/ext) (v dd = 2.85v, ta = +25 c) gsm900m-rx (gsm900rx ? ant1/ext) (v dd = 2.85v, ta = +25 c) dcs-rx (gsm1800rx ? ant2/ext) (v dd = 2.85v, ta = +25 c) pcs-rx (gsm1900rx ? ant2/ext) (v dd = 2.85v, ta = +25 c) item freq [mhz] ant ext unit conditions min. typ. max. min. typ. max. insertion loss 869 to 894 0.90 1.05 1.00 1.15 db vswr 869 to 894 1.2 1.2 ? gsm850rx port 869 to 894 1.15 1.2 ant, ext port item freq [mhz] ant ext unit conditions min. typ. max. min. typ. max. insertion loss 925 to 960 0.90 1.05 1.05 1.20 db vswr 925 to 960 1.2 1.2 ? gsm900rx port 925 to 960 1.15 1.2 ant, ext port item freq [mhz] ant ext unit conditions min. typ. max. min. typ. max. insertion loss 1805 to 1880 1.00 1.15 1.10 1.25 db vswr 1805 to 1880 1.4 1.2 ? gsm1800rx port 1805 to 1880 1.25 1.15 ant, ext port item freq [mhz] ant ext unit conditions min. typ. max. min. typ. max. insertion loss 1930 to 1990 1.00 1.15 1.10 1.25 db vswr 1930 to 1990 1.3 1.15 ? gsm1900rx port 1930 to 1990 1.2 1.1 ant, ext port
CXM3542ER - 13 - recommended circuit 1 2 3 4 5 6 7 8 9 10 34 33 32 31 30 29 28 11 12 13 14 15 16 17 27 26 25 24 23 22 21 20 19 18 ? 1 no dc blocking capacitors are required on all rf ports ? 2 dc voltage values of all rf ports are the gnd potential ? 3 cbypass: this capacitor is used for bypass. (100pf) (cbypass) (cbypass) (cbypass) (cbypass) (cbypass) (cbypass) (cbypass) ant2 trx3 trx2 trx1 gsm tx1 gsm850rx gsm900rx gsm1800rx gsm1900rx v dd ctlg gsm tx2 ctla gnd ctlb ctlc ctld ctle ctlf ant1 ext cbypass ctlf ctle ctld ctlc ctlb ctla gnd gnd tx1 gnd gnd gsm850rx gsm900rx gsm1800rx gsm1900rx gnd v dd ant2 gnd2-2 ant1 gnd1 trx3 trx1 gnd trx2 gnd ctlg gnd2-1 ext gnd gnd tx2 gnd gnd
CXM3542ER - 14 - sony corporation package outline (unit: mm) lead plating specifications item lead material copper alloy solder composition sn-bi bi:1-4wt% plating thickness 5-18m spec.

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