skyworks solutions, inc. [781] 376-3000 ? fax [781] 376-3100 ? email sales@skyworksinc.com ? www.skyworksinc.com 1 specifications subject to change without notice. 5/03a phemt gaas ic high power 4-ctl dpdt switch dc?6 ghz features application 802.11 a (5.2?5.8 ghz) and 802.11b (2.4 ghz) diversity operating frequency dc?6ghz positive low voltage control (0/3 v operation) low insertion loss less than 1.2 db dc?6 ghz high linearity 53 dbm iip3 miniature qfn-12 plastic package phemt process AS236-321 description skyworks? AS236-321 is a broadband dpdt switch designed to combine t/r and antenna diversity switching functions on a single ic. the device is designed to handle high power and maintain high linearity at low control voltages. this low cost switch is ideal for wi-fi systems and is capable of covering both the 2.4 ghz and 5 ghz bands. 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) qfn-12 parameter condition frequency min. typ. max. unit insertion loss between any pair of ports 2.400?2.500 ghz 0.85 db 5.150?5.350 ghz 0.90 db 5.750?5.875 ghz 1.10 db return loss any port between any pair of ports 2.400?2.500 ghz 18 db 5.150?5.350 ghz 21 db 5.750?5.875 ghz 22 db isolation a1?t x , a2?r x , a2?t x , or a1?r x 2.400?2.500 ghz 25 db between any pair of the other ports 5.150?5.350 ghz 20 db 5.750?5.875 ghz 19 db a1?a2 or t x ?r x 2.400?2.500 ghz 22 db between any pair of the other ports 5.150?5.350 ghz 15 db 5.750?5.875 ghz 15 db electrical specifications at 25c (0, +3 v)
v 1 v 2 v 3 v 4 a1?t x a2?r x a2?t x a1?r x a1?a2 t x ?r x 1 0 0 0 il iso* iso iso iso iso 0 1 0 0 iso* il iso iso iso iso 0 0 1 0 iso iso il iso* iso iso 0 0 0 1 iso iso iso* il iso iso 0 0 1 1 iso iso il il iso iso 1 1 0 0 il il iso iso iso iso truth table typical performance data insertion loss (dbm) frequency (ghz) corrected insertion loss -2.0 -1.8 -1.6 -1.4 -1.2 -1.0 -0.8 -0.6 -0.4 -0.2 0 0123456 a1?t x path a1?r x path a2?t x path a2?r x path return loss (db) frequency (ghz) return loss vs. frequency -45 -40 -35 -30 -25 -20 -15 -10 -5 0 0123456 a1?t x path a1?r x path a2?t x path a2?r x path phemt gaas ic high power 4-ctl dpdt switch dc?6 ghz AS236-321 2 skyworks solutions, inc. [781] 376-3000 ? fax [781] 376-3100 ? email sales@skyworksinc.com ? www.skyworksinc.com specifications subject to change without notice. 5/03a parameter condition frequency min. typ. max. unit switching characteristics rise, fall (10/90% or 90/10% rf) 20 ns on, off (50% ctl to 90/10% rf) 50 ns video feedthru 50 mv iip3 0/+3 v 2.4?5.875 ghz 51 53 dbm p 1 db 0/+3 v 2.4?5.875 ghz 34 dbm gate leakage current 10 30 a control voltages 2.5 3.0 5.0 v operating characteristics at 25c (0, +3 v) iso*: not a typical isolation state.
phemt gaas ic high power 4-ctl dpdt switch dc?6 ghz AS236-321 skyworks solutions, inc. [781] 376-3000 ? fax [781] 376-3100 ? email sales@skyworksinc.com ? www.skyworksinc.com 3 specifications subject to change without notice. 5/03a frequency (ghz) a1?t x path isolation -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 0123456 isolation (db) v 4 on v 3 on v 3 & v 4 on v 2 on frequency (ghz) a2?r x path isolation -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 0123456 isolation (db) v 4 on v 3 on v 3 & v 4 on v 1 on frequency (ghz) a2?t x path isolation -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 0123456 isolation (db) v 4 on v 2 on v 1 on v 1 & v 2 on frequency (ghz) a1?r x path isolation -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 0123456 isolation (db) v 3 on v 2 on v 1 on v 1 & v 2 on frequency (ghz) a1?a2 isolation -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 0123456 isolation (db) v 4 on v 3 on v 3 & v 4 on v 2 on v 1 on v 1 & v 2 on frequency (ghz) t x ?r x isolation -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 0123456 isolation (db) v 4 on v3 on v 3 & v 4 on v 2 on v 1 on v 1 & v 2 on
phemt gaas ic high power 4-ctl dpdt switch dc?6 ghz AS236-321 4 skyworks solutions, inc. [781] 376-3000 ? fax [781] 376-3100 ? email sales@skyworksinc.com ? www.skyworksinc.com specifications subject to change without notice. 5/03a pin out (top view) v 1 gnd dpdt chip gnd t x r x v 4 123 45 6 12 11 10 987 ant 1 gnd ant 2 gnd v 2 v 3
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