skyworks solutions, inc. [978] 241-7000 ? fax [978] 241-7906 ? email sales@skyworksinc.com ? www.skyworksinc.com 1 specifications subject to change without notice. 8/02a phemt gaas ic high linearity 3 v t/r sp3t switch 0.1?2.5 ghz features +2.6 to +5 v linear operation harmonics h 2 , h 3 > 70 dbc @ p in = 34.5 dbm low t x insertion loss (0.35 db @ 0.9 ghz) high r x isolation (25 db @ 0.9 ghz) miniature mlp-12 plastic package phemt process AS219-321 description the AS219-321 is a phemt gaas ic sp3t antenna switch operating in the 900 mhz and 1800 mhz frequency bands. switching between the antenna and t x /r x ports is accomplished with 3 control inputs. when the control inputs are driven with the appropriate voltages, a low insertion loss path is provided from an antenna port to a t x port, while the other r x ports have high attenuation. 0.008 (0.20 mm) seating plane 0.118 (3.00 mm) pin 1 indicator pin 1 indicator 0.118 (3.00 mm) 0.001 (0.02 mm) 0.030 (0.75 mm) 0.002 (0.05 mm) exposed pad 0.029 (0.73 mm) 0.017 (0.435 mm) sq. 0.007 (0.180 mm) 0.0196 (0.50 mm) bsc 0.057 (1.45 mm) sq. + 0.004 (0.10 mm) - 0.006 (0.15 mm) 0.022 (0.55 mm) 0.004 (0.10 mm) 0.009 (0.23 mm) + 0.003 (0.07 mm) - 0.002 (0.05 mm) mlp-12 parameter 1 condition frequency min. typ. max. unit insertion loss 2 ant-r x 0.1?1.0 ghz 0.50 0.75 db 1.0?2.0 ghz 0.70 0.80 db 2.0?2.5 ghz 0.80 1.10 db ant-t x 0.1?1.0 ghz 0.20 0.35 0.40 db 1.0?2.0 ghz 0.40 0.50 0.55 db 2.0?2.5 ghz 0.55 0.65 0.70 db isolation ant-r x 0.1?1.0 ghz 24 26 db 1.0?2.0 ghz 20 25 db 2.0?2.5 ghz 20 24 db ant-t x 0.1?1.0 ghz 20 23 db 1.0?2.0 ghz 14 16 db 2.0?2.5 ghz 10 14 db vswr 3 0.1?2.5 ghz 1.1:1 db electrical specifications at 25c (0, +3 v) parameter condition frequency min. typ. max. unit switching characteristics 4 rise, fall (10/90% or 90/10% rf) 60 ns on, off (50% ctl to 90/10% rf) 100 ns video feedthru 50 mv input power for -0.1 db compression 0/+3 v 0.9 ghz +35 dbm harmonics h 2 , h 3 (transmit state) p in = 34.5 dbm 0.9 ghz, 1.8 ghz +70 dbc control voltages v low = 0 to 0.2 v @ 20 a max. v high = +2.7 v @ 100 a max. to +5 v @ 200 a max. operating characteristics at 25c (0, +3 v) 1. all measurements made in a 50 ? system, unless otherwise specified. 2. insertion loss changes by 0.003 db/c. 3. insertion loss state. 4. video feedthru measured with 1 ns risetime pulse and 500 mhz bandwidth.
phemt gaas ic high linearity 3 v t/r sp3t switch 0.1?2.5 ghz AS219-321 2 skyworks solutions, inc. [978] 241-7000 ? fax [978] 241-7906 ? email sales@skyworksinc.com ? www.skyworksinc.com specifications subject to change without notice. 8/02a v 1 v 2 v 3 ant-t x ant-r x1 ant-r x2 v high v low v low ins. loss isolation isolation v low v high v low isolation ins. loss isolation v low v low v high isolation isolation ins. loss truth table v low = 0?0.2 v. v high = 2.75?5 v. typical performance data insertion loss (db) frequency (ghz) insertion loss vs. frequency -2.0 -1.8 -1.6 -1.4 -1.2 -1.0 -0.8 -0.6 -0.4 -0.2 0 0 0.5 1.0 1.5 2.0 2.5 ant-r x2 ant-r x1 ant-t x isolation (db) frequency (ghz) isolation vs. frequency 0 0.5 1.0 1.5 2.0 2.5 -50 -45 -40 -35 -30 -25 -20 -15 -10 ant-r x1 ant-t x ant-r x2 return loss (db) frequency (ghz) return loss vs. frequency 0 0.5 1.0 1.5 2.0 2.5 -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 ant-r x1 ant-r x2 ant-t x 1.8 ghz harmonics vs. control voltages control voltages (v) harmonics (dbc) 60 65 70 75 80 85 90 95 2.6 3.0 3.4 3.8 4.2 4.6 5.0 2nd harmonic 3rd harmonic 0.9 ghz harmonics vs. control voltages 60 65 70 75 80 85 90 95 2.6 3.0 3.4 3.8 4.2 4.6 5.0 control voltages (v) harmonics (dbc) 2nd harmonic 3rd harmonic
phemt gaas ic high linearity 3 v t/r sp3t switch 0.1?2.5 ghz AS219-321 skyworks solutions, inc. [978] 241-7000 ? fax [978] 241-7906 ? email sales@skyworksinc.com ? www.skyworksinc.com 3 specifications subject to change without notice. 8/02a pin out (top view) v 1 t x gnd v 3 r x2 gnd ant v 2 n/c gnd r x1 gnd c bl c bl c bl c bl 123 456 12 11 10 987 characteristic value rf input power 6 w > 500 mhz 0/+7 v control control voltage -0.2 v, +8 v operating temperature -40c to +85c storage temperature -65c to +150c jc 25c/w absolute maximum ratings dc blocking capacitors (c bl ) must be supplied externally for positive voltage operation. c bl = 47 pf for operation >500 mhz.
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