digital attenuator, 31.5 db, 6 - bit, ttl driver, dc - 2.0 ghz at65 - 0107 sow - 24 v 5.00 electrical specifications : t a = 25 c features n attenuation: 0.5 db steps to 31.5 db n low dc power consumption n plastic soic, wide body, smt package n integral ttl drive r n 50 ohm impedance n test boards are available n tape and reel packaging available description m/a - com's at65 - 0107 is a gaas fet 6 - bit digital attenuator with a 0.5 db minimum step size and a 31.5 db total attenuation range. this device is in a soic - 24 wide body, plastic surface mount package. the at65 - 0107 is ideally suited for use where accuracy, fast speed, very low power consump tion and low costs are required. package outline conforms to jedec standard ms - 013ad. parameter test conditions frequency units min typ max insertion loss ? ? dc - 1.0 ghz dc - 2.0 ghz db db ? ? 3.1 3. 6 3.6 4.2 attenuation accuracy any bit or combination of bits dc - 2.0 ghz db ? ? (. 3 + 4 % of atten.) 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 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? source 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 (.01 f) are required on power supply lines.
digital attenuator, 31.5 db, 6 - bit, ttl driver, dc - 2.0 ghz at65 - 0107 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 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. pin # function pin # function 1 gnd 13 rf 2 gnd 14 gnd 3 gnd 15 gnd 4 c16 16 gnd 5 c8 17 gnd 6 - vee 18 gnd 7 +vcc 19 gnd 8 c4 20 gnd 9 c2 21 gnd 10 c1 22 gnd 11 c0.5 23 gnd 12 gnd 24 rf 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 control voltage - 0.5v to vcc +0.5v operating temperature - 40c to +85c storage temperature - 65c to +125c truth table c16 c8 c4 c2 c1 c0.5 attenuation 0 0 0 0 0 0 loss, reference 0 0 0 0 0 1 0.5 db 0 0 0 0 1 0 1.0 db 0 0 0 1 0 0 2.0 db 0 0 1 0 0 0 4.0 db 0 1 0 0 0 0 8.0 db 1 0 0 0 0 0 16.0 db 1 1 1 1 1 1 31.5 db 0 = ttl low; 1 = ttl high typical performance curves 0.5 db bit vs. temperature loss vs. temperature 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0 500 1000 1500 2000 frequency (mhz) attenuation (db) 2.00 2.50 3.00 3.50 4.00 4.50 0 500 1000 1500 2000 frequency (mhz) loss (db) +25c +85c -40c
digital attenuator, 31.5 db, 6 - bit, ttl driver, dc - 2.0 ghz at65 - 0107 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 typical performance curves 2 db bit vs. temperature 1 db bit vs. temperature 4 db bit vs. temperature 3 8 db bit vs. temperature 16 db bit vs. temperature max attenuation vs. temperature 0.70 0.80 0.90 1.00 1.10 1.20 1.30 0 500 1000 1500 2000 frequency (mhz) attenuation (db) 1.70 1.80 1.90 2.00 2.10 2.20 2.30 2.40 2.50 0 500 1000 1500 2000 frequency (mhz) attenuation (db) 3.70 3.80 3.90 4.00 4.10 4.20 4.30 4.40 4.50 0 500 1000 1500 2000 frequency (mhz) attenuation (db) 7.60 7.80 8.00 8.20 8.40 8.60 0 500 1000 1500 2000 frequency (mhz) attenuation (db) 15.50 15.70 15.90 16.10 16.30 16.50 0 500 1000 1500 2000 frequency (mhz) attenuation (db) 29.00 29.50 30.00 30.50 31.00 31.50 32.00 32.50 33.00 0 500 1000 1500 2000 frequency (mhz) attenuation (db)
digital attenuator, 31.5 db, 6 - bit, ttl driver, dc - 2.0 ghz at65 - 0107 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 typical performance curves vswr, 0.5 db bit vswr @ insertion loss vswr, 1 db bit 4 vswr, 2 db bit vswr, 4 db bit vswr, 8 db bit 1.00 1.20 1.40 1.60 0 500 1000 1500 2000 frequency (mhz) vswr input output 1.00 1.20 1.40 1.60 0 500 1000 1500 2000 frequency (mhz) vswr input output 1.00 1.20 1.40 1.60 0 500 1000 1500 2000 frequency (mhz) vswr input output 1.00 1.20 1.40 1.60 0 500 1000 1500 2000 frequency (mhz) vswr input output 1.00 1.20 1.40 1.60 0 500 1000 1500 2000 frequency (mhz) vswr input output 1.00 1.20 1.40 1.60 0 500 1000 1500 2000 frequency (mhz) vswr input output
digital attenuator, 31.5 db, 6 - bit, ttl driver, dc - 2.0 ghz at65 - 0107 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 typical performance curves vswr, maximum attenuation vswr, 16 db bit 5 ordering information part number package at65 - 0107 bulk packaging at65 - 0107tr tape and ree l (1k reel) at65 - 0107 - tb units mounted on test board 1.00 1.20 1.40 1.60 0 500 1000 1500 2000 frequency (mhz) vswr input output 1.00 1.20 1.40 1.60 0 500 1000 1500 2000 frequency (mhz) vswr input output
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