gaas spst switch, absorptive, single supply, dc - 4 ghz sw90 - 0001 csp - 1 v 3.00 features n operates dc - 4 ghz on single supply n asic ttl / cmos driver n leadless 4 x 6 mm chip scale plastic package n low dc power consumption n 50 ohm nominal impedance n test boards are available n tape and reel are available description m/a - com's sw90 - 0001 is a spst absorptive phemt switch with integral ttl driver. this device is in a n mlp plastic surface mount package. this switch offer s excellent broadband performance and repeatability from dc to 4 ghz, while maintaining low dc power dissipation. the sw 90 - 0 001 is ideally suited for wireless infrastructure applications. electrical specifications : t a = 25 c parameter test conditions frequency units min. typ. max. insertion loss rf1 ? rf2 (all logic ?1?) dc - 4.0 ghz db ? ? 0.85 isolation rf1 ? rf2 (all logic ?0?) dc - 4.0 ghz db 25 ? ? vswr on (rf1, rf2) (all logic ?1?) dc - 4.0 ghz ratio ? ? 1.5:1 vswr off (rf1, rf2) (all logic ?0?) dc - 4.0 ghz ratio ? ? 1. 5 :1 1 db compression ? ? 50 mhz 0.5 - 4.0 ghz dbm dbm ? ? 24 30 ? ? input ip 3 two - tone inputs up to +5 dbm 50 mhz 0.5 - 4.0 ghz db m db m ? ? 40 48 ? ? switching speed ton (50% control to 10% rf) ns ? 32 ? toff (50% control to 90% rf) ns ? 20 ? trise (10% to 90% rf) ns ? 7 ? tfall (90% to 10% rf) ns ? 2 ? vcc ? ? v 4.5 5.0 5.5 logic ?0? sink current is 20 a max. ? v 0.0 ? 0 .8 logic ?1? source current is 20 a max. ? v 2.0 ? 5.0 icc vcc min to max, logic ?0? or ?1? ? ma ? 5 8
gaas spst switch, absorptive, single supply, dc - 4 ghz sw90 - 0001 specifications subject to change without notice. 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 visit www.macom.com for additional data sheets and product information. v 3.00 2 pin configuration 1,2,3 p in no. function pin no. function 1 nc 17 nc 2 nc 18 nc 3 c1 19 v cc 4 nc 20 nc 5 nc 21 cp2 6 nc 22 nc 7 nc 23 cp1 8 nc 24 nc 9 nc 25 v ee 10 nc 26 gnd 11 gnd 27 rf1 12 rf2 28 gnd 13 gnd 29 nc 14 nc 30 v ee 15 nc 31 nc 16 nc 32 v cc truth table control input condition of the switch c1 rf1 to rf2 0 off 1 on parameter absolute maximum max. input power 0.05 ghz 0.5 - 4 .0 ghz +27 dbm +34 dbm bias voltages v cc control voltage 6 +5.5v - 0.5v to v cc +0.5v operating temperature - 40c to +85c storage temperature - 65c to +125c absolute maximum ratings 4,5 4. operation of this device above any one of these parameters may cause permanent damage. 5. when the rf input is applied to the t erminated port, the absolut e maximum power is +30 dbm. 6. standard cmos ttl interface, latch - up will occur if logic signal is applied prior to power supply. recommended pcb layout 7 functional schematic 1. n c = no connection 2. vee is internally generated and must remain isolated from external power supplies. 3. connections and external components shown in fun c- tional schematic are required. 0.1 f capacitors need to be located near pins 30 & 32. 7. application note c2083 is available on line at www.macom.com
gaas spst switch, absorptive, single supply, dc - 4 ghz sw90 - 0001 specifications subject to change without notice. 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 visit www.macom.com for additional data sheets and product information. v 3.00 typical performance curves isolation (db) vs. frequency insertion loss vs. frequency on vswr vs. frequency 3 ordering information part number package sw90 - 0001 bulk packaging sw90 - 0001 tr tape and ree l (1k reel) sw90 - 0001 - tb units mounted on test board vswr (terminations) vs. frequency 0 15 30 45 60 75 90 0 1000 2000 3000 4000 frequency (mhz) isolation (db) 0.0 0.3 0.6 0.9 1.2 1.5 0 1000 2000 3000 4000 frequency (mhz) insertion loss (db) +85c - 40c +25c 1.00 1.20 1.40 1.60 1.80 2.00 0 1000 2000 3000 4000 frequency (mhz) vswr rf2 (on) rf1 (on) 1.00 1.20 1.40 1.60 1.80 2.00 0 1000 2000 3000 4000 frequency (mhz) vswr rf1 (off) rf2 (off)
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