skyworks solutions, inc. ? phone [781] 376-3000 fax [781] 376-3100 sales@skyworksinc.com www.skyworksinc.com skyworks proprietary information. products and product information are subject to change without notice. mar. 1, 2003 1 AS236-321: phemt gaas ic high power 4-ctl dpdt switch dc?6 ghz data sheet features application 802.11a (5.2?5.8 ghz) and 802.11b, (2.4 ghz) diversity operating frequency dc?6 ghz positive low voltage control (0/3 v operation) low insertion loss, less than 1.2 db, dc?6 ghz high linearity 57 dbm iip3 miniature qfn-12 plastic package phemt process 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 (1, 4) condition frequency min. typ. max. unit insertion loss (2) between any pair of ports 2.40?2.50 ghz 0.95 1.1 db 5.00?6.00 ghz 1.15 1.3 db isolation a1?t x , a2?r x , a2?t x , or a1?r x 2.40?2.50 ghz 20 22 db 5.00?6.00 ghz 13 15 db a1?a2 or t x ?r x 2.40?2.50 ghz 20 22 db 5.00?6.00 ghz 15 17 db return loss (3) 2.40?2.50 ghz 24 db 5.00?6.00 ghz 18 db electrical specifications at 25 c (0, +3 v) 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 ghz 57 dbm 5.2 ghz 56 dbm 0/+5 v 2.4 ghz 60 dbm 5.2 ghz 57 dbm p 1 db 0/+3 v 2.4?5.875 ghz 34 dbm gate leakage current 0/+3 v 10 50 a control voltages 2.5 3.0 5.0 v operating characteristics at 25 c (0, +3 v) 1. all measurements made in a 50 ? system. 2. insertion loss changes by 0.003 db/c. 3. return loss for insertion loss state. 4. t x and r x paths can be used interchangeably.
skyworks solutions, inc. phone [781] 376-3000 fax [781] 376-3100 sales@skyworksinc.com www.skyworksinc.com mar. 1, 2003 skyworks proprietary information. products and product information are subject to change without notice. data sheet ? AS236-321 2 typical performance data insertion loss (dbm) 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 0.6 1.2 1.8 2.4 3.0 3.6 4.2 5.4 4.8 6.0 a1-t x a1-r x a2-t x a2-r x return loss (db) frequency (ghz) return loss vs. frequency -45 -40 -35 -30 -25 -20 -15 -10 -5 0 0 0.6 1.2 1.8 2.4 3.0 3.6 4.2 5.4 4.8 6.0 a1?t x a1?r x a2?t x a2?r x frequency (ghz) a1?t x path isolation -50 -45 -40 -35 -30 -25 -20 -15 -10 0 1.0 2.0 3.0 4.0 5.0 0.5 1.5 2.5 3.5 4.5 5.5 6.0 isolation (db) a2?r x on a2?t x on a1?r x on frequency (ghz) a1?r x isolation -50 -45 -40 -35 -30 -25 -20 -15 -10 0 1.0 2.0 3.0 4.0 5.0 0.5 1.5 2.5 3.5 4.5 5.5 6.0 isolation (db) a2?t x on a1?t x on a2?r x on frequency (ghz) a2?t x isolation -50 -45 -40 -35 -30 -25 -20 -15 -10 0 1.0 2.0 3.0 4.0 5.0 0.5 1.5 2.5 3.5 4.5 5.5 6.0 isolation (db) a2?r x on a1?t x on a1?r x on frequency (ghz) a2?r x isolation -50 -45 -40 -35 -30 -25 -20 -15 -10 0 1.0 2.0 3.0 4.0 5.0 0.5 1.5 2.5 3.5 4.5 5.5 6.0 isolation (db) a2?t x on a1?t x on a1?r x on
data sheet AS236-321 skyworks solutions, inc. phone [781] 376-3000 fax [781] 376-3100 sales@skyworksinc.com www.skyworksinc.com skyworks proprietary information. products and product information are subject to change without notice. mar. 1, 2003 3 v 1 v 2 v 3 v 4 a1?t x a2?r x a2?t x a1?r x 1 0 0 0 il iso iso iso 0 1 0 0 iso il iso iso 0 0 1 0 iso iso il iso 0 0 0 1 iso iso iso il truth table frequency (ghz) a1?a2 isolation -50 -45 -40 -35 -30 -25 -20 -15 -10 0 1.0 2.0 3.0 4.0 5.0 0.5 1.5 2.5 3.5 4.5 5.5 6.0 isolation (db) a2?t x on a1?t x on a2?r x on a1?r x on frequency (ghz) t x ?r x isolation -50 -45 -40 -35 -30 -25 -20 -15 -10 0 1.0 2.0 3.0 4.0 5.0 0.5 1.5 2.5 3.5 4.5 5.5 6.0 isolation (db) a2?t x on a1?t x on a2?r x on a1?r x on characteristic value rf input power +35 dbm > 500 mhz 0/+7 v control control voltage -0.2 v, +8 v operating temperature -40 c to +85 c storage temperature -65 c to +150 c jc 25 c/w absolute maximum ratings pin out (top view) solder land pattern dimensions in inches (mm). 0.020 (0.50 mm) 0.011 (0.28 mm) 0.026 (0.65 mm) 0.057 (1.45 mm ) sq. 0.007 (0.18 mm) v 1 gnd gnd t x r x v 4 123 45 6 12 11 10 987 ant 1 gnd c bl c bl c bl c bl ant 2 gnd v 2 v 3 dc blocking caps (c bl ) must be supplied externally. c bl = 15 pf for operation > 2 ghz.
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