parameter min typ max units conditions operating frequency 20 700 mhz dc current 0.4 1 ma at +5 vdc supply control type ttl 1 line, reverse logic available logic ??= thru logic ??= attenuation control current high 0 20 a vih = +3.0 v low 0 20 a vil = +0.5 v insertion loss 1.0 1.5 db attenuation lsb db see table range db see table accuracy db (0.15 db + 2% of atten. setting in db) vswr 1.1/1 1.25/1 impedance 50 ohms switching speed 22 35 nsec 50% ttl to 90% / 10% rf transition (rise/fall) time 10 nsec 90% / 10% or 10% / 90% rf switching (video) transients 45 mv peak value intercept points 2nd +68 dbm 140 mhz / 200 mhz 3rd +35 dbm 140 mhz / 100 mhz rf power operate +12 +10 dbm 0.1 db compression no damage +27 dbm operating temperature -55 +25 +125 cta da0816-32 32 db da0816-20 20 db da0816-10 10 db da0816-11 11 db .018 .002 dia dia .25 .20 1 12 part identification 12 places .60 typ typ .400 typ .200 typ .100 .200 45? .55 .031 typical performance at 25 c frequency (mhz) i. loss atten vswr vswr i.l. (db) atten. (db) 1000 400 100 40 10 1.0 2.0 1.4 0.5 0 -0.5 0.5 1.5 1.3 1.2 1.1 1.0 0 -1.0 1.0 gnd gnd rf out/in 1 4 +5v rf in/out ? cont 6 11 10 23578 12 9 model no. da0816 gaas 1 section attenuator features 20 - 700 mhz 0.4 ma, +5 vdc 22 nsec switching speed 10 nsec rise time 10, 20, or 32 db steps ttl driver 1 bit guaranteed performance daico industries rev. d / iss. 1 tabulation chart part number attenuation
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