alpha industries, inc. [781] 935-5150 ? fax [617] 824-4579 ? email sales@alphaind.com ? www.alphaind.com 1 specifications subject to change without notice. 9/99a gaas ic spdt switch non-reflective dc?10 ghz features broadband dc?10 ghz high isolation, non-reflective 7 lead hermetic package capable of meeting mil-std requirements 5 as018m2-01, as018m2-10 description the as018m2-01 is a gaas ic fet spdt non-reflective switch. this device is ideal for microstrip applications and has optimum performance at higher frequencies (4?10 ghz), since all leads are rf isolated. this product is useful as a modulator and switch in high reliability and commercial applications. the as018m2-10 is the gullwing version of this device for surface mount applications. parameter 1 frequency 4 min. typ. max. unit insertion loss 2 dc?2.0 ghz 1.3 1.5 db dc?4.0 ghz 1.6 1.8 db dc?8.0 ghz 2.5 2.8 db dc?10.0 ghz 3.2 3.5 db isolation dc?2.0 ghz 55 60 db dc?4.0 ghz 50 55 db dc?8.0 ghz 40 45 db dc?10.0 ghz 30 35 db vswr (i/o) dc?2.0 ghz 1.2:1 1.4:1 dc?4.0 ghz 1.3:1 1.5:1 dc?8.0 ghz 1.6:1 1.8:1 dc?10.0 ghz 1.8:1 2.0:1 electrical specifications at 25c 1. all measurements made in a 50 ? system, unless otherwise specified. 2. insertion loss changes by 0.003 db/c. 3. video feedthru measured with 1 ns risetime pulse and 500 mhz bandwidth. 4. dc = 300 khz. 5. see quality/reliability section. parameter condition frequency min. typ. max. unit switching characteristics rise, fall (10/90% or 90/10% rf) 3 ns on, off (50% ctl to 90/10% rf) 6 ns video feedthru 3 20 mv input power for 1 db compression 0/-5 v 0.5?10 ghz 24 dbm 0.001 ghz 16 dbm intermodulation intercept point (ip3) for two-tone input power 13 dbm 0.5?10 ghz 46 dbm 0.001 ghz 35 dbm control voltages v low = 0 to -0.2 v @ 20 a max. v high = -3 v to -6 v @ 200 a max. operating characteristics at 25c -01 0.130 (3.30 mm) typ. 0.063 (1.60 mm) typ. 0.45 (1.14 mm) typ. 0.130 (3.30 mm) typ. 0.220 (5.59 mm) 0.210 (5.33 mm) 0.268 (6.81 mm) 0.252 (6.40 mm) 0.013 (0.33 mm) 0.007 (0.18 mm) 0.007 (0.18 mm) 0.003 (0.08 mm) 0.065 (1.65 mm) max. 0.160 (4.06 mm) 0.120 (3.05 mm) 0.031 (0.79 mm) max.
gaas ic spdt switch non-reflective dc?10 ghz as018m2-01, as018m2-10 2 alpha industries, inc. [781] 935-5150 ? fax [617] 824-4579 ? email sales@alphaind.com ? www.alphaind.com specifications subject to change without notice. 9/99a insertion loss vs. frequency frequency (ghz) 0 dc 2 46810 1.0 1.5 2.0 2.5 insertion loss (db) 3.0 isolation vs. frequency frequency (ghz) 20 dc246810 30 40 50 60 isolation (db) 70 typical performance data pin out j 2 v 4 j 1 v 1 v 2 v 3 j 3 50 ? 50 ? -10 0.215 (5.46 mm) 0.080 (2.03 mm) typ. 0.345 (8.76 mm) 0.010 (0.25 mm) 0.268 (6.81 mm) 0.252 (6.40 mm) 0.385 (9.78 mm) 0.010 (0.25 mm) 0.060 (1.52 mm) typ. 0.045 (1.14 mm) typ. 0.063 (1.60 mm) typ. 0.130 (3.30 mm) typ. 0.013 (0.33 mm) 0.007 (0.18 mm) 0.030 (0.76 mm) 0.015 (0.038 mm) 0.029 (0.74 mm) typ. 0.065 (1.65 mm) max. 0.007 (0.18 mm) 0.003 (0.08 mm) characteristic value rf input power (rf in) 1 w control voltage (v c ) +0.2 v, -7.0 v operating temperature (t op ) -55 c to +125 c storage temperature (t st ) -65 c to +150 c thermal resistance ( jc )83 c/w absolute maximum ratings v 1 v 2 v 3 v 4 j 1 ? j 2 j 1 ? j 3 0 -5 0 -5 insertion loss isolation -5 0 -5 0 isolation insertion loss truth table
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