digital attenuator, 50 db, 6 - bit, ttl driver, dc - 2.0 ghz at65 - 0106 sow - 24 v 6.00 electrical specifications : t a = 25 c features n attenuation: 1 db steps to 50 db n low dc power consumption n plastic soic, wide body, smt package n integral ttl driver n 50 ohm impedance n test boards are available n tape and reel packaging available description m/a - com's at65 - 0106 is a gaas fet 6 - bit digital attenuator with a 1 db minimum step size and a 50 db total attenuation range. this device is in a soic - 24, wide body plastic surface mount package. the at65 - 0106 is ideally suited for use where accuracy, fast speed, very low power consumption a nd low costs are required. package outline conforms to jedec standard ms - 013ad. parameter test conditions frequency units min typ max insertion loss ? dc - 2.0 ghz db ? 4.2 4.7 attenuation accuracy individual bits 1 - 2 - 4 - 8 - 16 - 32 db any combination of bits 3 to 15 db any combination of bits 17 to 31 db any combination of bit s 32 to 50 db dc - 2.0 ghz dc - 2.0 ghz dc - 2.0 ghz dc - 2.0 ghz db db db db ? ? ? ? ? ? ? ? (. 3 + 3 % of atten setting ) (. 5 + 5 % of atten setting ) (. 3 + 3 % of atten setting ) (. 5 + 7 % of atten setting ) vswr full range dc - 2.0 ghz ratio ? 1.8:1 2:1 switching speed 1 50% cntl to 90%/10% rf 10% to 90% or 90% to 10% ? ? ns ns ? ? 75 20 150 50 1 db compression ? ? 50 mhz 0.5 - 2.0 ghz dbm dbm ? ? +21 +29 ? ? input ip 3 two - tone inputs up to +5 dbm @ 0 db attenuation 50 mhz 0.5 - 2.0 ghz db db ? ? +35 +48 ? ? vcc - vee ? ? ? ? v v 4.75 - 8.0 5.0 - 5.0 5.25 - 4.75 logic ?0? sink current is 20 a max. ? v 0.0 ? 0.8 logic ?1? sink current is 20 a max. ? v 2.0 ? 5.0 icc vcc min to max, logic ?0? or ?1? ? ma ? 0.2 6 - iee - vee min to max, logic ?0? or ?1? ? ma ? - 0.2 - 1 1. decoupling capacitors (.01f) are required on power supply lines.
digital attenuator, 50 db, 6 - bit, ttl driver, dc - 2.0 ghz at65 - 0106 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 6.00 2 pin configuration pin # function pin # function 1 gnd 13 rf 2 gnd 14 gnd 3 gnd 15 gnd 4 c32 16 gnd 5 c16 17 gnd 6 - vee 18 gnd 7 +vcc 19 gnd 8 c8 20 gnd 9 c4 21 gnd 10 c2 22 gnd 11 c1 23 gnd 12 gnd 24 rf absolute maximum ratings 2 2. operation of this device above any one of these parameters may cause permanent damage. 3. standard cmos ttl interface, latch - up wil l occur if logic signal is applied prior to power supply. parameter absolute maximum max. input power 0.05 ghz 0.5 - 2.0 ghz +27 dbm +34 dbm +vcc +5.5v - vee - 8.5v logic voltages 3 - 0.5 to vcc + 0.5v operating temperature - 40c to +85c storage temperature - 65c to +125c truth table c32 c16 c8 c4 c2 c1 attenuation 0 0 0 0 0 0 loss, reference 0 0 0 0 0 1 1 db 0 0 0 0 1 0 2 db 0 0 0 1 0 0 4 db 0 0 1 0 0 0 8 db 0 1 0 0 0 0 16 db 1 0 0 0 0 0 32 db 1 1 0 0 1 0 50 db 0 = ttl low; 1 = ttl high typical performance curves 1 db bit vs. temperature loss vs. temperature 1.0 1.2 1.4 0.0 0.5 1.0 1.5 2.0 frequency (ghz) attenuation (db) 2 3 4 5 0.0 0.5 1.0 1.5 2.0 frequency (ghz) attenuation (db) +25c +85c -40c
digital attenuator, 50 db, 6 - bit, ttl driver, dc - 2.0 ghz at65 - 0106 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 6.00 typical performance curves 4 db bit vs. temperature 2 db bit vs. temperature 8 db bit vs. temperature 3 16 db bit vs. temperature 32 db bit vs. temperature max. attenuation vs. temperature 46 48 50 52 54 56 0.0 0.5 1.0 1.5 2.0 frequency (ghz) attenuation (db) 1.6 1.8 2.0 2.2 0.0 0.5 1.0 1.5 2.0 frequency (ghz) attenuation (db) 3.6 3.8 4.0 4.2 4.4 0.0 0.5 1.0 1.5 2.0 frequency (ghz) attenuation (db) 7.8 8.2 8.6 0.0 0.5 1.0 1.5 2.0 frequency (ghz) attenuation (db) 15.5 16.0 16.5 0.0 0.5 1.0 1.5 2.0 frequency (ghz) attenuation (db) 30.0 31.0 32.0 33.0 0.0 0.5 1.0 1.5 2.0 frequency (ghz) attenuation (db)
digital attenuator, 50 db, 6 - bit, ttl driver, dc - 2.0 ghz at65 - 0106 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 6.00 typical performance curves vswr (s11, s22), 1 db bit vswr (s11, s22), loss vswr (s11, s22), 2 db bit 4 vswr (s11, s22), 4 db bit vswr (s11, s22), 8 db bit vswr (s11, s22), 16 db bit 1.0 1.2 1.4 1.6 1.8 2.0 1.0 6.0 11.0 16.0 21.0 frequency (ghz) vswr s11 s22 1.0 1.2 1.4 1.6 1.8 2.0 1.0 6.0 11.0 16.0 21.0 frequency (ghz) vswr s11 s22 1.0 1.2 1.4 1.6 1.8 2.0 1.0 6.0 11.0 16.0 21.0 frequency (ghz) vswr s11 s22 1.0 1.2 1.4 1.6 1.8 2.0 1.0 6.0 11.0 16.0 21.0 frequency (ghz) vswr s11 s22 1.0 1.2 1.4 1.6 1.8 2.0 1.0 6.0 11.0 16.0 21.0 frequency (ghz) vswr s11 s22 1.0 1.2 1.4 1.6 1.8 2.0 1.0 6.0 11.0 16.0 21.0 frequency (ghz) vswr s11 s22
digital attenuator, 50 db, 6 - bit, ttl driver, dc - 2.0 ghz at65 - 0106 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 6.00 typical performance curves vswr (s11, s22), max. attenuation vswr (s11, s22), 32 db bit 5 ordering information part number package at65 - 0106 bulk packaging at65 - 0106tr tape and reel (1k reel) at65 - 0106 - tb units mounted on test board 1.0 1.2 1.4 1.6 1.8 2.0 1.0 6.0 11.0 16.0 21.0 frequency (ghz) vswr s11 s22 1.0 1.2 1.4 1.6 1.8 2.0 1.0 6.0 11.0 16.0 21.0 frequency (ghz) vswr s11 s22
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