alpha industries, inc. [781] 935-5150 fax [617] 824-4579 email sales@alphaind.com www.alphaind.com 1 specifications subject to change without notice. 3/98a parameter condition frequency min. typ. max. unit switching characteristics 6 rise, fall (10/90% or 90/10% rf) 20 ns on, off (50% ctl to 90/10% rf) 40 ns video feedthru 50 mv intermodulation intercept point (ip3) for two-tone input power +0 dbm 0.5C2.0 ghz +45 dbm input power for 1 db compression (t x ) 0.5C2.0 ghz +33 dbm control voltages v low = 0 to -0.2 v @ 10 a max. v high = -5 v @ 25 a to -10 v @ 100 a max. gaas ic transfer switch dcC2 ghz features n high linearity (ip3 45 dbm @ 0.9 ghz) n low insertion loss (0.6 db @ 0.9 ghz) n simultaneous t/r switching as126-62 description the as126-62 is a 4 port switch designed to combine t/r and antenna changeover switching capability within one device. this switch has two dc voltage controls and is ideal for -5 v applications having low power consumption requirements. the as126-62 is suitable for cellular wireless communication applications. parameter 1 frequency 2 min. typ. max. unit insertion loss 3 dcC0.5 ghz 0.55 0.6 db dcC1.0 ghz 0.6 0.7 db dcC2.0 ghz 1.3 1.6 db isolation 4 dcC0.5 ghz 19 26 db dcC1.0 ghz 13 15 db dcC2.0 ghz 8 11 db vswr 5 dcC1.0 ghz 1.1:1 1.5:1 dcC2.0 ghz 1.3:1 1.8:1 electrical specifications at 25c (0, -5 v) r 0.004 (0.10 mm) min. 0?C8? c seating plane pin 1 indicator 0.0256 (0.65 mm) typ. 0.323 (8.20 mm) 0.291 (7.40 mm) 0.220 (5.60 mm) 0.197 (5.00 mm) r 0.004 (0.10 mm) min. 0.038 (0.97 mm) 0.022 (0.56 mm) 0.008 (0.20 mm) 0.002 (0.05 mm) 0.010 (0.25 mm) bsc gage plane 0.129 (3.30 mm) 0.106 (2.70 mm) a a 0.012 (0.30 mm) ref. 0.079 (2.0 mm) ref. operating characteristics at 25c (0, -5 v) 1. all measurements made in a 50 ohm system, unless otherwise specified. 2. dc = 300 khz. 3. insertion loss changes by 0.003 db/c. 4. any state. 5. insertion loss state. 6. video feedthru measured with 1 ns risetime pulse and 500 mhz bandwidth. ssop-8
gaas ic t ransf er switc h dcC2 ghz as126-62 2 alpha industr ies , inc. [781] 935-5150 f ax [617] 824-4579 email sales@alphaind.com www .alphaind.com specifications subject to change without notice. 3/98a 0 . 4 0 . 6 0 . 8 1 . 0 1 . 2 1 . 4 d b f r e q u e n c y ( g h z ) i n s e r t i o n l o s s v s . f r e q u e n c y d c 0 . 5 1 . 0 1 . 5 2 . 0 1 . 0 d c 0 . 5 1 . 0 1 . 5 2 . 0 1 . 1 1 . 2 1 . 3 1 . 4 1 . 5 f r e q u e n c y ( g h z ) v s w r v s . f r e q u e n c y 0 d c 0 . 5 1 . 0 1 . 5 2 . 0 1 0 2 0 3 0 4 0 5 0 d b f r e q u e n c y ( g h z ) i s o l a t i o n v s . f r e q u e n c y typical performance data (0, -5 v) t x g n d v 2 j 2 j 1 g n d v 1 r x 1 2 3 4 8 7 6 5 characteristic v alue rf input p o w er 4 w > 0.5 ghz 0/-5 v control control v oltage +0.2 v , -10 v oper ating t emper ature -40c to +85c stor age t emper ature -65c to 150c q jc 25c/w absolute maximum ratings note: exceeding these par ameters ma y cause irre v ersib le damage . v 1 v 2 t x Cj 2 t xC j 1 r x Cj 1 r x Cj 2 0 -5 inser tion loss isolation -5 0 isolation inser tion loss truth table pin out
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