iss. 2 model no. DSW25151 reflective switch with driver features dc - 10 ghz broad bandwidth internal switch driver insertion loss 1.5 db isolation 45 db available as die, part # dsw24071d, also available in plastic, part # dsw25251p sp2t daico industries 1 2 3 4 5 678910 11 12 13 14 15 16 17 18 19 20 switch driver gnd gnd gnd gnd gnd gnd gnd gnd gnd gnd gnd gnd v dd v ss rf sw com rf sw a n/c n/c rf sw b sw control switch logic sw ctrl rf sw a rf sw b low on off high off on parameter min typ max units dc power supply 7v operating temperature -55 +85 ?c storage temperature -55 +150 ?c power dissipation 1.0 w absolute maximum ratings .310 .003 .310 .003 .045 .005 pin 1 .050 typ. .020 .002 .080 .010 .016 .001 .005 .001 v dd v ss die diagram (53 x 43 mils, 7 mils thick ctrl a rf gnd ctrl b rf gnd rf sw com gnd gnd gnd sw a sw b sw ctrl * optional access to switch drive pin name pin# description sw control (ttl) 2 switch control: ttl logic input rf sw com 4 common rf input; dc-coupled v ss 7v ss ; negative supply voltage rf sw a 9 rf input a; dc-coupled, ?n for a logic low applied to sw control n/c 12 no connect n/c 14 no connect rf sw b 17 rf input b; dc-coupled, ?n?for a logic high applied to sw control v dd 19 v dd ; positive supply voltage gnd (1) ground pin function note: (1.) gnd pins are 1, 3, 5, 6, 8, 10, 11, 13, 15, 16, 18, 20 ac coupling may be required for your application note: 1. min / max values listed are production tested 2. ip3 decreases below 1 ghz electrical specifications t a = 25 ? c, v dd = +5v, v ss = -5v parameter min typ max units frequency of operation dc 10 ghz insertion loss 1.5 3.0 db isolation - 1 ghz 40 45 db isolation - 10 ghz 18 25 db input third - order intercept +35 dbm input / output vswr 2:1 dc supply current @ 5v 15 20 ma positive supply 4.5 5 5.5 v negative supply -4.5 -5 -5.5 v input logic low 1.0 v input logic high 3.0 v (1) (1) (2) 0 -1 -2 -3 -4 -5 0 -10 -20 -30 -40 -50 024681012 024681012 0 -10 -20 -30 -40 -50 typical performance at 25 c ?ff?isolation ?n?insertion loss frequency (ghz) frequency (ghz) output return loss input return loss
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