digital attenuator, 15 db, 4 - bit, ttl driver, dc - 3.0 ghz at65 - 0213 sow - 16 v 5.00 electrical specifications : t a = 25 c features n attenuation: 1.0db steps to 15db n low dc power consumption n plastic soic, wide body, smt package n integral ttl driver n 50 ohm impedance n temperature stability: 0.18 db from - 55c to +85c typ. n tape and reel packaging available description m/a - com' s at65 - 0213 is a gaas fet 4 - bit digital attenuator with a 1.0db minimum step size and a 15 db total attenuation range. this devi ce is in a soic - 16 plastic surface mount package. the at65 - 0213 is ideally suited for use where accuracy, fast speed, very low p ower c onsumption and low costs are required. typical a pplications include dynamic range setting in precision receiver circuits and other gain/leveling control circuits. package outline conforms to jedec standard ms - 013aa. parameter test conditions frequency units min typical max insertion loss ? dc - 0.5 ghz dc - 2.0 ghz dc - 3.0 ghz db db db ? ? ? ? ? ? 2.2 2.5 2.8 attenuation accuracy any bit or combination of bits dc - 2.0 ghz dc - 3.0 ghz db db - ( 0. 2 +2 % of attenuation setting ) + ( 0. 4 +10 % of attenuation setting ) vswr full range dc - 2.0 ghz ratio ? ? 2.0:1 trise, tfall ton, toff transients 10% to 90% 50% cntl to 90%/10% rf in - band ns ns mv ? ? ? 9 40 30 ? ? ? 1 db compression input power input power 0.05 ghz 0.5 - 3.0 ghz dbm dbm ? ? +22 +28 ? ? input ip 3 two - tone inputs up to +5 dbm 0.05 ghz 0.5 - 3.0 ghz dbm dbm ? ? +40 +50 ? ? input ip 2 two - tone inputs up to +5 dbm 0.05 ghz 0.5 - 3.0 ghz dbm dbm ? ? +45 +68 ? ? vcc - vee ? ? ? ? v v 4.5 - 8.0 5.0 - 5.0 5.5 - 4.75 vctl vctl logic (0) ttl logic (1) ttl ? ? v v 0.0 2.0 ? - ? 0.8 5.0 input leakage current (low) input lekage current (high) 0 to 0.8 v 2.0 to 5.0 v ? ? a a ? ? ? ? 20 20 icc vcc = 4.5 to 5.5v vctl = 0 to 0.8v, or v cc - 2.1 v to v cc ? ma ? ? 4.0 - iee vee = - 5.0 to - 8.0 v ? ma ? ? - 1
digital attenuator, 15 db, 4 - bit, ttl driver, dc - 3.0 ghz at65 - 0213 specifications subject to change without notice. n north america: tel. (800) 366 - 2266 n asia/pacific: tel.+ 81 - 44 - 844 - 8296 , fax + 81 - 44 - 844 - 8298 n europe: tel. +44 (1344) 869 595, fax+44 (1344) 300 020 visit www.macom.com for additional data sheets and product information. v 5.00 2 pin configuration pin # function pin # function 1 gnd 9 c2 2 rf1 10 c1 3 gnd 11 gnd 4 n/c 12 gnd 5 vee 3 13 vee 3 6 vcc 14 gnd 7 c4 15 rf2 8 c3 16 gnd truth table c1 c2 c3 c4 attenuation 0 0 0 0 loss, reference 1 0 0 0 1.0 db 0 1 0 0 2.0 db 0 0 1 0 4.0 db 0 0 0 1 8.0 db 1 1 1 1 15.0 db 0 = ttl low; 1 = ttl high absolute maximum ratings 1 parameter absolute maximum max. input power 0.05 ghz 0.5 - 3.0 ghz +27 dbm +34 dbm +vcc +5.5v - vee - 8.5v control voltage 2 - 0.5 to vcc + 0.5v operating temperature - 40c to +85c storage temperature - 65c to +125c 1. operation of this device above any one of these parameters may cause perament damage. 2. standard cmos ttl interface, latch - up will occur if logic signal is applied prior to power supply. 3. either or both pins may be connected to vee. ordering information part number package at65 - 0213 bulk packaging at65 - 0213tr tape and ree l (1k reel) at65 - 0213 - tb units mounted on test board
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