2v dual mode wcdma & triple band gsm/ dcs/pcs switch 0.5 ? 2.2 ghz maswss0017 v 1p .00 preliminary features n gsm power handling with +2.0v control voltage n low power consumption. less than 1 a current in receive mode n integrated decoder n leadless 4 x 4 mm fqfp - n, 20 pin package n low insertion loss of 0.3 db in gsm transmit mode description the m/a - com mas wss0017 is a gaas monolithic switch in a low cost, fqfp - n, surface mount plastic package. the maswss0017 is ideally suited for applications where very low power consumption, high power handling, and low cost are required. the maswss0017 includes an int egrated decoder. the switch offers gsm power handling with below +2.5v control voltage. the supply voltage vdd should be conn ected to the highest available voltage. the maswss0017 is fabricated using a new 0.5 micron gate length gaas phemt process. th e process features full chip passivation for increased performance and reliability. this switch is designed for dual mode wcdma, triple band gsm/dcs/pcs handsets, where the phone needs to be able to simultaneously receive a wcdma and gsm signal. functional schematic ant 2 gnd ant 1 gnd wcdma vdd bs txs prxon gnd prxs prx gnd drx drxs ptx/dtx gnd gtx gnd grx decoder e2 20 x b e 4 x e l e 4 x e d2 d e e1 d1 a a2 a1 a3 4mm fqfp - n, 20 lead dimensions measurement (mm) min. nom. max. a 0.80 0.90 1.00 a1 0 0.02 0.05 a2 0 0.65 1.00 a3 ? 0.25 ref. ? b 0.18 0.23 0.30 d ? 4.00 basic ? d1 ? 3.75 basic ? d2 0.75 1.70 2.25 e ? 0.50 basic ? e ? 4.00 basic ? e1 ? 3.75 basic ? e2 0.75 1.70 2.25 l 0.35 0.55 0.75 dimension
2v dual mode wcdma & triple band gsm/dcs/pcs switch 0.5 - 2.2 ghz maswss0017 v 1p .00 m/a - com inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without not ice. m/a - com makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpo se, nor does m/a - com assume any liability whatsoever arising out of the use or application of any product(s) or information. vi sit www.macom.com for additional data sheets and product information. n north america: tel. (800) 366 - 2266 n asia/pacific: tel.+ 81 - 44 - 844 - 8296 , fax + 81 - 44 - 844 - 8298 n europe: tel. +44 (1344) 869 595, fax+44 (1344) 300 020 2 electrical characteristics: test conditions: vdd = 2.5v, vctrl = 2.0v, t a = +25c mode specifications freq. (mhz) units min. typ. max. ant2 - > gsm ant1 - > umts tx ant1 - > umts rx insertion loss insertion loss insertion loss 925 - 960 1920 - 1980 2110 - 2170 db db db 0.54 0.84 0.89 0.6 0.9 0.95 0.7 1.0 1.05 isolation ant1 to dcs tx isolation ant2 to gsm tx isolation umts to dcs rx isolation umts to pcs rx isolation umts to gsm rx iso lation umts to gsm tx isolation dcs tx to dcs rx isolation dcs tx to gsm rx isolation gsm tx to dcs rx isolation gsm tx to gsm r x 1710 - 1785 880 - 915 1920 - 1980 1920 - 1980 1920 - 1980 1920 - 1980 1710 - 1785 1710 - 1785 880 - 915 1710 - 1785 db db db db db db db db db db 20 20 30 30 30 30 30 30 30 20 20 20 30 30 30 30 30 30 30 20 20 20 30 30 30 30 30 30 30 20 ant1 - > dcs rx insertion loss 1805 - 1880 db 0.89 0.95 1.05 isolation ant1 to dcs tx isolation ant2 to gsm tx isolation dcs tx to dcs rx isolation dcs tx to pcs rx isolation dcs tx to gsm rx isolation gsm tx to dcs rx isolation gsm tx to pcs rx isolation gsm tx to gsm rx 1710 - 1785 880 - 915 1710 - 1785 1710 - 1785 1710 - 1785 880 - 915 880 - 915 880 - 915 db db db db db db db db 20 15 20 30 30 30 30 30 20 15 20 30 30 30 30 30 20 15 20 30 30 30 30 30 ant - > pcs rx insertion loss 1930 - 1990 db 0.89 0.95 1.05 isolation ant1 to dcs tx isolation ant2 to gsm tx isolation dcs tx to dcs rx isolation dcs tx to pcs rx isolation dcs tx to gsm rx isolation gsm tx to dcs rx isolation gsm tx to pcs rx isolation gsm tx to gsm rx 1710 - 1785 880 - 915 1710 - 1785 1710 - 1785 1710 - 1785 880 - 915 880 - 915 880 - 915 db db db db db db db db 20 15 30 20 30 30 30 30 20 15 30 20 30 30 30 30 20 15 30 20 30 30 30 30 ant2 - > gsm tx insertion loss 880 - 915 db 0.24 0.3 0.4 isolation gsm tx to umts isolation gsm tx to dcs rx isolation gsm tx to pcs rx isolation gsm tx to gsm rx isolation dcs tx to dc s rx isolation dcs tx to pcs rx isolation dcs tx to gsm rx 880 - 915 880 - 915 880 - 915 880 - 915 1710 - 1785 1710 - 1785 1710 - 1785 db db db db db db db 30 30 30 25 30 30 30 30 30 30 25 30 30 30 30 30 30 25 30 30 30 ant1 - > dcs tx insertion loss 1710 - 1785 db 0.59 0.65 0.75 isolation dcs tx to umts isolation dcs tx to dcs rx isolation dcs tx to pcs rx isolation dcs tx to gsm rx isolation gsm tx to dc s rx isolation gsm tx to pcs rx isolation gsm tx to gsm rx 1710 - 1785 1710 - 1785 1710 - 1785 1710 - 1785 880 - 915 880 - 915 880 - 915 db db db db db db db 20 30 30 30 30 30 30 20 30 30 30 30 30 30 20 30 30 30 30 30 30 2nd harmonics dbc - 89 - 85 - 70 3rd harmonics dbc - 74 - 72 - 65 supply voltage volts 2.0 2.5 4.0 high control voltages volts 2.0 2.5 4.0 low control voltages volts - 0.2 0 0.2 1. dc blocking capacitors are requierd on all rf and shunt ports 2. all impedances are 50 ohms.
2v dual mode wcdma & triple band gsm/dcs/pcs switch 0.5 - 2.2 ghz maswss0017 v 1p .00 m/a - com inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without not ice. m/a - com makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpo se, nor does m/a - com assume any liability whatsoever arising out of the use or application of any product(s) or information. vi sit www.macom.com for additional data sheets and product information. n north america: tel. (800) 366 - 2266 n asia/pacific: tel.+ 81 - 44 - 844 - 8296 , fax + 81 - 44 - 844 - 8298 n europe: tel. +44 (1344) 869 595, fax+44 (1344) 300 020 3 sample board schematic external circuitry parts list ref . designation value purpose c1 22 pf dc block c2 22 pf dc block c3 22 pf dc block c4 4.7 pf rf shunt c5 22 pf dc block c6 22 pf dc block c7 4.7 pf rf shunt c8 22 pf dc block c9 22 pf dc block c10 22 pf dc block note: values of external elements not final. decoder ant 2 c10 ant 1 c9 wcdma c8 prx c6 drx c7 c5 c4 grx c3 gtx c2 dtx c1 vdd bs txs prxon gnd pin configuration p in no. pin name description 1 ptx/dtx dcs/pcs tx port 2 gnd rf ground 3 gtx gsm tx port 4 gnd rf ground 5 grx gsm rx port 6 vdd decoder vdd 7 bs control 1 8 txs control 2 9 prxon control 3 10 gnd rf ground 11 drxs dcs rx shunt 12 drx dcs rx port 13 gnd rf ground 14 prx pcs rx port 15 prxs pcs rx shunt 16 wcdma wcdma tx/rx port 17 gnd rf ground 18 ant1 wcdma/dcs/pcs antenna 19 gnd rf ground 20 ant2 gsm antenna 21 gnd paddle truth table bs txs prxon mode 0 0 0 gsm rx - ant2 wcdma - ant1 0 1 0 gsm tx - ant2 1 0 0 dcs rx - ant1 1 0 1 pcs rx - ant1 1 1 0 dcs tx - ant1 logic level voltage level v lo ?0? = 0 v v hi ?1? = 2.5v absolute maximum ratings 3 3. operation of this device above any one of these parameters may cause permanent damage. parameter absolute maximum max input power (0.5 - 2.0 ghz, 2.0v control) +38 dbm operating voltage +8.5 volts operating temperature - 40c to +85c storage temperature - 65c to +150c
2v dual mode wcdma & triple band gsm/dcs/pcs switch 0.5 - 2.2 ghz maswss0017 v 1p .00 m/a - com inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without not ice. m/a - com makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpo se, nor does m/a - com assume any liability whatsoever arising out of the use or application of any product(s) or information. vi sit www.macom.com for additional data sheets and product information. n north america: tel. (800) 366 - 2266 n asia/pacific: tel.+ 81 - 44 - 844 - 8296 , fax + 81 - 44 - 844 - 8298 n europe: tel. +44 (1344) 869 595, fax+44 (1344) 300 020 4 typical performance curves harmonics at the gsm tx port vs. voltage, pin = +34 dbm, 50% duty, vcontrol = 2v harmonics at the dcs tx port vs. voltage, pin = +32 dbm, 50% duty, vcontrol = 2v harmonics at the wcdma tx port vs. voltage, pin = +29 dbm, 50% duty, vcontrol = 2v -100 -80 -60 -40 -20 0 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 4 vdd dbc 2h 3h -100 -80 -60 -40 -20 0 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 4 vdd dbc 2h 3h -100 -80 -60 -40 -20 0 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 4 vdd dbc 2h 3h ordering information part number package maswss0017 - xflt1 maswss0017 on 1000 piece tape and reel maswss0017 - xflt3 maswss0017 on 3000 piece tape and reel maswss0017 - xflso maswss0017 sample test board note: see jedec mo - 220a vggd - 1 for additional dimensional and tolerance information.
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