2v control triple - band gsm/dcs/pcs sp5t switch, 0.5 - 2.0 ghz sw - 444 v 1p .00 preliminary features n gsm power handling with +2.0v control voltage n low power consumption. less than 1 a in rx mode n integrated decoder n lead less 4 x 4 mm fqfp - n, 20 pin package n low insertion loss of 0.6 db in gsm transmit mode description the m/a - com sw - 444 is a gaas monolithic switch in a low cost, fqfp - n, surface mount plastic package. the sw - 444 is ideally suited for applications where ve ry low power consumption, high power handling, and low cost are required. the sw - 444 includes an integrated decoder. this swit ch is designed for transmit and receive switching for trip - band gsm/dcs/pcs mobile phones. the switch offers gsm power handling as low as +2.0v control voltage. the supply voltage vdd should be connected to the highest available voltage and may be unreg ulated. the sw - 444 is fabricated using a new 0.5 micron gate length gaas phemt process. the process features full chip passiva tion for increased performance and reliability. functional schematic gnd ant gnd grx prxs bs txs prxon gnd gnd prx drxs drx gnd gnd ptx/dtx gnd gtx gnd vdd 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 note: see jedec mo - 220a vggd - 1 for additional dimensional and tolerance information.
2v control triple - band gsm/dcs/pcs sp5t switch, 0.5 - 2.0 ghz sw - 444 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. ant - > gsm rx insertion loss 925 - 960 db 0.74 0.8 0.9 isolation gsm tx to ant isolation gsm tx to gsm rx isolation gsm tx to pcs rx isolation gsm tx to dcs rx isolation pcs/dcs tx to ant isolation pcs/dcs tx to gsm rx isolation pcs/dcs tx to pcs rx isolation pcs/dcs tx to dcs rx 880 - 915 880 - 915 880 - 915 880 - 915 1710 - 1785 1710 - 1785 1710 - 1785 1710 - 1785 db db db db db db db db 25 26 32 32 22 23 32 32 27 28 >35 >35 24 25 >35 >35 30 30 52 64 26 27 43 54 ant - > pcs rx insertion loss 1930 - 1990 db 0.94 1.0 1.1 isolation gsm tx to ant isolation gsm tx to gsm rx isolation gsm tx to pcs rx isolation gsm tx to dcs rx isolation pcs/dcs tx to ant isolation pcs/dcs tx to gsm rx isolation pcs/dcs tx to pcs rx isolation pcs/dcs tx to dcs rx 880 - 915 880 - 915 880 - 915 880 - 915 1710 - 1785 1710 - 1785 1710 - 1785 1710 - 1785 db db db db db db db db 25 32 26 32 22 32 23 32 27 >35 28 >35 24 >35 25 >35 29 55 30 52 26 42 27 42 ant - > dcs rx insertion loss 1805 - 1880 db 0.94 1.0 1.1 isolation gsm tx to ant isolation gsm tx to gsm rx isolation gsm tx to pcs rx isolation gsm tx to dcs rx isolation pcs/dcs tx to ant isolation pcs/dcs tx to gsm rx isolation pcs/dcs tx to pcs rx isolation pcs/dcs tx to dcs rx 880 - 915 880 - 915 880 - 915 880 - 915 1710 - 1785 1710 - 1785 1710 - 1785 1710 - 1785 db db db db db db db db 25 32 32 26 22 32 32 23 27 >35 >35 28 24 >35 >35 25 29 56 60 30 26 44 51 27 ant - > gsm tx insertion loss 880 - 915 db 0.54 0.6 0.7 isolation gsm tx to gsm rx isolation gsm tx to pcs rx isolation gsm tx to dcs rx isolation pcs/dcs tx to ant isolation pcs/dcs t x to gsm rx isolation pcs/dcs tx to pcs rx isolation pcs/dcs tx to dcs rx 880 - 915 880 - 915 880 - 915 1710 - 1785 1710 - 1785 1710 - 1785 db db db db db db 29 31 32 22 32 32 32 31 33 34 24 >35 >35 >35 33 35 36 26 44 59 59 ant - > pcs/dcs tx insertion loss 1710 - 1785 db 0.84 0.9 1.0 isolation gsm tx to ant isolation gsm tx to gsm rx isolation gsm tx to pcs rx isolation gsm tx to dcs rx isolation pcs/dcs tx to gsm rx isolation pcs/dcs tx to pcs rx isolation pcs/dcs tx to dcs rx 880 - 915 880 - 915 880 - 915 880 - 915 1710 - 1785 1710 - 1785 1710 - 1785 db db db db db db db 25 32 32 32 23 32 31 27 >35 >35 >35 25 34 33 29 55 60 64 27 36 35 ant/prx/drx/grx - > gnd (idle mode) isolation gsm tx to ant, freq = 900 mhz isolation pcs/dcs tx to ant, freq = 1810 mhz 925 - 960 925 - 960 db db 34 34 34 34 34 34 2nd harmonics freq = 900 mhz, input power +34 dbm freq = 1810 mhz, input power +32 dbm dbc dbc - 84 - 84 - 79 - 79 - 70 - 65 3rd harmonics freq = 900 mhz, input power +34 dbm freq = 1810 mhz, input power +32 dbm dbc dbc - 73 - 73 - 69 - 69 - 65 - 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 required on all rf and shunt ports 2. all impedances are 50 ohms.
2v control triple - band gsm/dcs/pcs sp5t switch, 0.5 - 2.0 ghz sw - 444 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 4.7 pf rf shunt c7 22 pf dc block c8 22 pf dc block note: values of external elements not final. decoder ant c8 grx c7 c6 prx c4 drx c5 c3 bs txs prxon vdd gtx c2 ptx/dtx c1 pin configuration p in no. pin name description 1 ptx/dtx pcs/dcs tx port 2 gnd rf ground 3 gtx gsm tx port 4 gnd rf ground 5 vdd decoder vdd 6 bs control 1 7 txs control 2 8 prxon control 3 9 gnd rf ground 10 gnd rf ground 11 gnd rf ground 12 gnd rf ground 13 drx dcs rx port 14 drxs dcs rx shunt 15 prx pcs rx port 16 prxs pcs rx shunt 17 grx gsm rx port 18 gnd rf ground 19 ant ant port 20 gnd rf ground 21 gnd paddle truth table bs txs prxon mode 0 0 0 gsm rx - ant 0 1 0 gsm tx - ant 1 1 0 pcs tx/dcs tx - ant 1 0 0 dcs rx - ant 1 0 1 pcs rx - ant 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 control triple - band gsm/dcs/pcs sp5t switch, 0.5 - 2.0 ghz sw - 444 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 ordering information part number package sw - 444tr sw - 444 on 1000 piece tape and reel sw444tr - 3000 sw - 444 on 3000 piece tape and reel sw - 444smb sw - 444 sample test board harmonics at the dcs tx port vs. voltage, pin = 32 dbm, 50% duty, vcontrol = 2v harmonics at the gsm tx port vs. voltage, pin = 34 dbm, 50% duty, vcontrol = 2v typical performance curves -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
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