voltage variable attenuator 5 - 45 ghz rev. v3 MAAT-010521 1 1 m/a-com technology solutions inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contain ed herein wi thout notice. visit www.macomtech.com for additional data sheets and product information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 1 features ?? 5 - 45 ghz frequency range ?? 2 db typical insertion loss ?? >30 db attenuation range ?? high linearity, 30 dbm iip3 ?? lead-free 3 mm, 16-lead qfn package ?? rohs* compliant and 260c reflow compatible description the MAAT-010521 is a voltage variable attenuator with analog control and up to 40 db of attenuation. excellent linearity is maintained over the full attenuation range. the attenuation level is set by two control voltages of 0 to -2v. the 3mm qfn package is rohs compliant and compatible with reflow temperatures to 260c. applications include transceivers for cellular infrastructure. pin configuration 3,4 pin no. function 1 no connection 2 ground 3 rf input 4 ground 5 no connection 6 vc1 7 vc2 8 no connection 9 ground 10 rf output 11 ground 12 no connection 13 no connection 14 no connection 15 no connection 16 no connection functional block diagram * restrictions on hazardous substances, european union directive 2002/95/ec. ordering information 1,2 part number package MAAT-010521-tr3000 3000 piece reel MAAT-010521 -001smb sample test board MAAT-010521-tr0500 500 piece reel 1. reference application note m513 for reel size information. 2. all sample boards include 5 loose parts. 3. it is recommended to connect unused pins to ground. 4. the exposed pad centered on the package bottom must be connected to rf and dc ground.
voltage variable attenuator 5 - 45 ghz rev. v3 MAAT-010521 2 2 m/a-com technology solutions inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contain ed herein wi thout notice. visit www.macomtech.com for additional data sheets and product information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 2 absolute maximum ratings 6,7 parameter absolute maximum input power +30 dbm voltage (rf pins) 30 volts voltage (control pins) +1 to -6 volts storage temperature -55c to +150c case temperature -40c to +85c 6. exceeding any one or combination of these limits may cause permanent damage to this device. 7. m/a-com technology does not recommend sustained operation near these su rvivability limits. electrical specifications: t a = +25c, z 0 = 50 ? , pin = -10 dbm parameter test conditions units min. typ. max. insertion loss (vc1 and vc2 = -2.0v) 10 ghz 20 ghz 40 ghz db ? 2 2 3 4 4 6 attenuation (vc1 and vc2 = 0v) 5 10 ghz 20 ghz 40 ghz db 26 34 34 30 40 40 ? input p1db 5 ghz to 25 ghz 25 ghz to 40 ghz dbm 24 20 25 22 ? iip3 (any attenuation) iip3 (vc1=vc2=-2.0v) pin=12 dbm/tone @ 5-15 ghz pin=12 dbm/tone @ 15-26.5 ghz pin=12 dbm/tone @ 26.5-40 ghz pin=12 dbm/tone @ 10, 20, and 40 ghz dbm 29 28 25 35 31 30 28 40 ? input return loss (any attenuation) db ? 10 ? output return loss (any attenuation) db ? 10 ? 5. to increase attenuation from min. attenuation state (vc1 = -2 v and vc2 = -2v ) to max attenuation state (vc1 = 0v and vc2 = 0v), vc1 increases to full range prior to adjusting vc2. handling procedures the following precautions should be observed to avoid damage: static sensitivity gallium arsenide integrated circuits are sensitive to electrostatic discharge (esd) and can be dam- aged by static electricity. proper esd control techniques should be used when handling these class 1c (hbm) devices.
voltage variable attenuator 5 - 45 ghz rev. v3 MAAT-010521 3 3 m/a-com technology solutions inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contain ed herein wi thout notice. visit www.macomtech.com for additional data sheets and product information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 3 gain input return loss output return loss -50 -40 -30 -20 -10 0 5 101520253035404550 frequency (ghz) vc1=0, vc2=0 vc1=0, vc2=-0.3 vc1=0, vc2=-0.4 vc1=0, vc2=-0.5 vc1=0, vc2=-0.6 vc1=0, vc2=-0.7 vc1=0, vc2=-2 vc1=-0.1, vc2=-2 vc1=-0.2, vc2=-2 vc1=-0.3, vc2=-2 vc1=-0.4, vc2=-2 vc1=-0.5, vc2=-2 vc1=-0.6, vc2=-2 vc1=-0.7, vc2=-2 vc1=-2, vc2=-2 -40 -30 -20 -10 0 5 101520253035404550 frequency (ghz) -40 -30 -20 -10 0 5 101520253035404550 frequency (ghz) typical performance curves: s-parameters
voltage variable attenuator 5 - 45 ghz rev. v3 MAAT-010521 4 4 m/a-com technology solutions inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contain ed herein wi thout notice. visit www.macomtech.com for additional data sheets and product information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 4 typical performance curves: s-parameters vc1 = -2, vc2 = -2 vc1 = -0.6, vc2 = -2 vc1 = -0.4, vc2 = -2 vc1 = -0.1, vc2 = -2 vc1 = 0, vc2 = -0.6 -30 -25 -20 -15 -10 -5 0 5 101520253035404550 s21 s11 s22 frequency (ghz) -30 -25 -20 -15 -10 -5 0 5 101520253035404550 s21 s11 s22 frequency (ghz) -30 -25 -20 -15 -10 -5 0 5 101520253035404550 s21 s11 s22 frequency (ghz) -30 -25 -20 -15 -10 -5 0 5 101520253035404550 s21 s11 s22 frequency (ghz) -30 -25 -20 -15 -10 -5 0 5 101520253035404550 s21 s11 s22 frequency (ghz)
voltage variable attenuator 5 - 45 ghz rev. v3 MAAT-010521 5 5 m/a-com technology solutions inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contain ed herein wi thout notice. visit www.macomtech.com for additional data sheets and product information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 5 typical performance curves: gain gain vs. pin (vc1 = -2, vc2 = -2) @ 15 ghz gain vs. pin (vc1 = -0.4, vc2 = -2) @ 15 ghz gain vs. pin (vc1 = 0, vc2 = -0.6) @ 25c -20 -15 -10 -5 0 0 4 8 121620 10 ghz 15 ghz 20 ghz 25 ghz 30 ghz 35 ghz 40 ghz 45 ghz input power (dbm) -30 -25 -20 -15 -10 -5 0 0 4 8 121620 10 ghz 15 ghz 20 ghz 25 ghz 30 ghz 35 ghz 40 ghz 45 ghz input power (dbm) gain vs. pin (vc1 = -2, vc2 = -2) gain vs. pin (vc1 = -0.4, vc2 = -2) gain vs. pin (vc1 = 0, vc2 = 0) @ 25c -30 -25 -20 -15 -10 -5 0 0 5 10 15 20 +25c -40c +85c input power (dbm) -20 -15 -10 -5 0 0 5 10 15 20 +25c -40c +85c input power (dbm) -50 -40 -30 -20 -10 0 0 5 10 15 20 25 5 ghz 10 ghz 15 ghz 20 ghz 25 ghz 30 ghz 35 ghz 40 ghz 45 ghz input power (dbm) -50 -40 -30 -20 -10 0 0 5 10 15 20 25 5 ghz 10 ghz 15 ghz 20 ghz 25 ghz 30 ghz 35 ghz 40 ghz 45 ghz input power (dbm)
voltage variable attenuator 5 - 45 ghz rev. v3 MAAT-010521 6 6 m/a-com technology solutions inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contain ed herein wi thout notice. visit www.macomtech.com for additional data sheets and product information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 6 typical performance curves: input ip3 input ip3 (pin per tone = 12 dbm) input ip3 (vc1 = -2, vc2 = -2) 20 25 30 35 40 45 50 55 24681012 10 ghz 15 ghz 20 ghz 25 ghz 30 ghz 35 ghz 40 ghz 45 ghz input power per tone (dbm) lead-free 3 mm 16-lead pqfn ? ? reference application note m538 for l ead-free solder reflow recommendations. meets jedec moisture sensitivity level 1 requirements. plating is nipdauag. 20 25 30 35 40 45 50 55 -35 -30 -25 -20 -15 -10 -5 5 ghz 10 ghz 15 ghz 20 ghz 25 ghz 30 ghz 35 ghz 40 ghz gain (db)
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