mixers - dbl-bal - smt 9 9 - 42 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com HMC168C8 gaas mmic smt double- balanced mixer, 4.5 - 8 ghz general description features functional diagram conversion loss: 8.2 db lo to rf and if isolation: 34 db surface mount small size, no dc bias required electrical speci cations, t a = +25 c, lo drive = +10 dbm typical applications the HMC168C8 is ideal for: ? microwave point-to-point radios ? 5.8 ghz ism band circuits the HMC168C8 is a miniature double-balanced mixer in a non-hermetic ceramic surface mount package that can be used as an upconverter, downconverter or biphase modulator. the device is a passive diode/ balun type mixer with high dynamic range. noise gure is essentially equal to the conversion loss. the mixer can handle larger signal levels than most active mixers due to the high third order intercept. mmic implementation provides exceptional balance in the circuit resulting in high lo/rf and lo/if isolations and unit-to-unit consistency. this mixer has applications where small size and surface mount compatibility are important. parameter min. typ. max. units frequency range, rf & lo 4.5 - 8.0 ghz frequency range, if dc - 2 ghz conversion loss 8.2 10 db noise figure (ssb) 8.2 10 db lo to rf isolation 29 35 db lo to if isolation 30 34 db ip3 (input) 12 16 dbm ip2 (input) 55 62 dbm 1 db gain compression (input) 7 10 dbm v02.1105
mixers - dbl-bal - smt 9 9 - 43 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com -20 -15 -10 -5 0 conversion loss (db) 0 1 2 3 4 5 67 89 1011 rf frequency (ghz) -60 -50 -40 -30 -20 -10 0 isolation (db) 012 34567891011 frequency (ghz ) rf/if lo /if lo/rf lo /if lo/rf conversion loss isolation -15 -12.5 -10 -7.5 -5 conversion loss (db) rf frequency (ghz) +13dbm +10dbm +9dbm +15dbm +8dbm 012 3456 7891011 conversion loss vs. lo power -40 -30 -20 -10 0 return loss (db) 012345 67891011 frequency (ghz) if rf lo return loss distortion and 1db compression vs. lo drive level distortion lo drive rf (f1) = 6.01 ghz rf (f2) = 6.00 ghz lo = 6.5 ghz rf level = 0 dbm 1 db compression (dbm) ip3 (dbm) ip2 (dbm) p1db (dbm) +7 14 59 8.5 +10 16 62 10 +13 18 65 11 +15 19 65 11 HMC168C8 gaas mmic smt double- balanced mixer, 4.5 - 8 ghz s - paremeters for the rf, lo, if ports are available on-line at www.hittite.com v02.1105
mixers - dbl-bal - smt 9 9 - 44 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com outline drawing absolute maximum ratings rf / if input +13 dbm lo drive +27 dbm storage temperature -65 to +150 c operating temperature -55 to +85 c notes: 1. package body material: white alumina 92% 2. lead, package bottom material: copper 3. plating: electrolytic gold 100-200 microinches, over electrolytic nickel 100-250 microinches. 4. dimensions are in inches [millimeters]. 5. package length and width dimensions do not include lid seal protrusion .005 per side. 6. all ground leads and ground paddle must be soldered to pcb rf ground. electrostatic sensitive device observe handling precautions HMC168C8 gaas mmic smt double- balanced mixer, 4.5 - 8 ghz v02.1105
mixers - dbl-bal - smt 9 9 - 45 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com evaluation pcb item description j1 - j3 pcb mount sma rf connector u1 HMC168C8 mixer pcb [2] 107214 evaluation board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 the circuit board used in the nal application should use rf circuit design techniques. signal lines should have 50 ohm impedance while the package ground leads and exposed paddle should be con- nected directly to the ground plane similar to that shown. a sufficient number of via holes should be used to connect the top and bottom ground planes. the evaluation circuit board shown is available from hittite upon request. HMC168C8 gaas mmic smt double- balanced mixer, 4.5 - 8 ghz list of materials for evaluation pcb 102102 [1] v02.1105
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