? 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 visit www.macom.com for additi onal data sheets and pr oduct information. m/a-com inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contained herein without notice. 1 attenuator, voltage variable 35 db, 2.0?15.5 ghz m/a-com products preliminary: rev. b maav-008988-pkg003 advanced: data sheets contain information regarding a product m/a-com is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com has under develop- ment. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. features ? 45 dbm input ip3 ? 4 db insertion loss at 10 ghz ? 35 db attenuation range at 10 ghz ? 10 db return losses ? 3 mm, 16 lead qfn package ? rohs compliant description the maav-008988-pkg003 is a broadband voltage vari- able attenuator for applications requiring high dynamic range and line arity. this vva is uni directional. the desig- nated input must be used to achieve the p1db and ip3 performance over the attenuation range. the rohs compliant qfn package is compatible with 260 o c reflow temperatures and has an msl 1 rating. the mttf is >1,000,000 hours over the full operating tempera- ture range of ?40 to +85 o c. product drawing electrical specifications: t c =25c 1 , z 0 = 50 absolute maximum 2 ratings parameter absolute maximum storage temperature -55oc to +150oc case temperature -40oc to +85oc junction temperature 170oc input power +32 dbm control voltages 0 to ?6v esd level (hbm) 250v ordering information minimum attenuation at v1=0v and v2=-3v maximum attenuation at v1=-3v and v2=0v 1. t c = case temperature. 2. operation beyond these limits may result in permanent damage to the part. exceeding any one or combination of these limits may cause permanent damage to this device. recommended operating conditions 3 3. operation outside of these ran ges may reduce product reliability. part number package maav-008988-pkg003 3 mm, 16 lead qfn maav-008988-smb003 evaluation sample board MAAV-008988-DIE000 bare die parameter symbol min typ max unit control voltage v 1, v 2 -3 - 0 v 14 15 13 5 7 8 6 (pin 1) 3 2 4 12 11 10 9 16 parameter units bandwidth ghz 2.0-15.5 insertion loss @ 10 ghz db 4 attenuation range @ 10 ghz db 35 input return loss db 10 output return loss db 10 input ip3 (min atten) dbm 45 input p1db (min atten) dbm 27.5 control voltages v 0 to ?3 typical insertion loss @15.5 ghz db 5 attenuation range @15.5 ghz db 27
? 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 visit www.macom.com for additi onal data sheets and pr oduct information. m/a-com inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contained herein without notice. 2 attenuator, voltage variable 35 db, 2.0?15.5 ghz m/a-com products preliminary: rev. b maav-008988-pkg003 advanced: data sheets contain information regarding a product m/a-com is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com has under develop- ment. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. outline drawing pin designations dimensions are in inches (mm) pin function pin function 1 nc 9 gnd 2 nc 10 rf out 3 rf in 11 nc 4 gnd 12 nc 5 nc 13 nc 6 v1 14 nc 7 v2 15 nc 8 nc 16 nc exposed pad on bottom is ground 14 15 13 5 7 8 6 (pin 1) 3 2 4 12 11 10 9 16
? 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 visit www.macom.com for additi onal data sheets and pr oduct information. m/a-com inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contained herein without notice. 3 attenuator, voltage variable 35 db, 2.0?15.5 ghz m/a-com products preliminary: rev. b maav-008988-pkg003 advanced: data sheets contain information regarding a product m/a-com is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com has under develop- ment. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. figure 1. insertion loss vs. frequency - minimum attenuation -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 frequency (ghz) s21 (db) -40oc 22oc 85oc figure 2. input p1db vs. frequency - minimum attenutation state 15 17 19 21 23 25 27 29 31 33 35 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 frequency (ghz) input p1db (dbm) figure 3. relative insertion loss vs. frequency and control voltage (v1 = 0 to -3v, v2 = -3 to 0v, in 0.2v steps) -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 frequency (ghz) relative s21 (db) figure 4. relative insertion phase vs. frequency and control voltage (v1 = 0 to -3.0v, v2 = -3.0v to 0v, in 0.2v steps) -45 0 45 90 135 180 225 2345678910111213141516 frequency (ghz) relative insertion phase (o) figure 5. control voltage vs. relative insertion loss and frequency -3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 0 5 10 15 20 25 30 relative s21 (db) control voltage (v) 2ghz 6ghz 10ghz 12ghz 15.5ghz -3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 v1 v2 figure 6. control voltage vs. relative insertion phase and frequency -3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 -45 0 45 90 135 180 225 relative insertion phase (o) contol voltage (v) 2ghz 6ghz 10ghz 12ghz 15.5ghz -3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 v1 v2
? 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 visit www.macom.com for additi onal data sheets and pr oduct information. m/a-com inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contained herein without notice. 4 attenuator, voltage variable 35 db, 2.0?15.5 ghz m/a-com products preliminary: rev. b maav-008988-pkg003 advanced: data sheets contain information regarding a product m/a-com is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com has under develop- ment. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. figure 7. input return loss vs. frequency and control voltage (v1 = 0 to -3v, v2 = -3 to 0v, in 0.2v steps) -30 -25 -20 -15 -10 -5 0 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 frequency (ghz) s11 (db) figure 8. output return loss vs. frequency and control voltage (v1 = 0 to -3v, v2 = -3 to 0v, in 0.2v steps) -30 -25 -20 -15 -10 -5 0 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 frequency (ghz) s22 (db) figure 9. third order intermodulation vs. frequency and control voltage 0 10 20 30 40 50 60 70 80 90 100 246810121416 frequency (ghz) im3 (dbc) v1:0v / v2:-3v v1:-0.5v / v2:-2.5v v1:-1v / v2:-2v v1:-1.5v / v2:-1.5v v1:-2v / v2:-1v figure 10. input third order intercept vs. frequency and control voltage 0 10 20 30 40 50 60 70 246810121416 frequency (ghz) input ip3 (dbm) v1:0v / v2:-3v v1:-0.5v / v2:-2.5v v1:-1v / v2:-2v v1:-1.5v / v2:-1.5v v1:-2v / v2:-1v
? 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 visit www.macom.com for additi onal data sheets and pr oduct information. m/a-com inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contained herein without notice. 5 attenuator, voltage variable 35 db, 2.0?15.5 ghz m/a-com products preliminary: rev. b maav-008988-pkg003 advanced: data sheets contain information regarding a product m/a-com is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com has under develop- ment. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. figure 11. recommended bias configuration. note: the exposed pad centered on the package bottom must be connected to rf and dc ground for proper electrical and thermal operation. reference m/a-com application note s2083 for information regarding solder profiles. *application notes can be found by going to http ://www.macom.com/application%20notes/default.asp and searching for the required application note. . rf ports are internally dc blocked n/c n/c n/c * place 100pf capacitors as close to the package as possible. 100pf* 100pf* n/c v2 n/c v1 (pin 1) n/c n/c rf in gnd n/c n/c rf out gnd n/c (pin 16)
? 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 visit www.macom.com for additi onal data sheets and pr oduct information. m/a-com inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contained herein without notice. 6 attenuator, voltage variable 35 db, 2.0?15.5 ghz m/a-com products preliminary: rev. b maav-008988-pkg003 advanced: data sheets contain information regarding a product m/a-com is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com has under develop- ment. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. figure 12. demonstration board pn maav-008988-smb003 (available upon request).
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