model no. da0844 features 30 - 500 mhz 50 ma, +5 vdc +40 dbm 3rd order intercept 1 db lsb, 63 db range ttl control 38 pin dip 6 bit da ico i ndustries rev. a / iss. 1 pin diode 6 section attenuator .xx = .02 .xxx = .010 color bead contrasting 1.800 .100 typ 119 20 38 .800 1.00 max part identification .20 2.00 max .20 .018 .002 dia 38 places typical performance at 25 c i. loss vswr 1.0 1.5 vswr 1.1 1.2 1.3 1.4 0 10 i.l. (db) 2 4 6 8 frequency (mhz) 10 40 100 400 1000 "0" cont6 16db +5v gnd 32db 1db 2db 4db 8db cont1 cont2 cont3 cont4 cont5 gnd "1" "0" "0" "0" "0" out/in rf rf in/out gnd gnd 38 37 36 35 21 20 15 12 10 9 8 6 5 3 2 1 34 33 32 31 30 29 28 27 26 25 24 23 22 19 18 17 16 14 13 47 gnd 11 gnd 16 db 32 db 1 db 2 db 4 db 8 db parameter min typ max units conditions operating frequency 30 500 mhz dc current 50 85 ma at +5 vdc supply control type ttl 6 line logic 0 = thru logic 1 = attenuation control current high 40 a vih = +2.7 v low -400 a vil = +0.5 v insertion loss 2.5 7.0 db attenuation lsb 1db range 06 3d b 1, 2, 4, 8, 16, 32 accuracy db (0.25 db +2% of atten. setting in db) vswr 1.25/1 1.4/1 impedance 50 ohms switching speed 50 sec 50% ttl to 90% / 10% rf t ransition (rise/fall) time 1 sec 90% / 10% or 10% / 90% rf switching (video) t ransients 100 mv peak value intercept points 2nd +66 dbm 214 mhz / 127 mhz 3rd +40 dbm 107 mhz / 127 mhz rf power operate +18 +13 dbm 0.1 db compression no damage +20 dbm operating temperature -40 +25 +85 cta guaranteed performance
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