mixers - smt 8 8 - 232 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 HMC338LC3B gaas mmic sub-harmonic smt mixer, 24 - 34 ghz v01.0107 general description features functional diagram the HMC338LC3B is a 24 - 34 ghz sub-harmonically pumped (x2) mmic mixer with an integrated lo ampli er in a leadless rohs compliant smt package. the 2lo to rf isolation is excellent at 30 db, eliminating the need for additional ltering. the lo ampli er is a single bias (+3v to +4v) design with a nominal -5 dbm drive requirement. the rf and lo ports are dc blocked and matched to 50 ohms for ease of use while the if covers dc to 3 ghz. the HMC338LC3B eliminates the need for wire bonding, allowing use of surface mount manufacturing techniques. integrated lo ampli er: -5 dbm input sub-harmonically pumped (x2) lo dc - 3 ghz wideband if rohs compliant 3x3 mm smt package single positive supply: +4v @ 31ma electrical specifications, t a = +25 c, as a function of vdd typical applications the HMC338LC3B is ideal for: ? point-to-point radios ? point-to-multi-point radios & vsat ? test equipment & sensors ? military end-use ? sat com parameter if = 1 ghz lo = -5 dbm & vdd = +4v if = 1 ghz lo = -5 dbm & vdd = +4v if = 1 ghz lo = -5 dbm & vdd = +3v units min. typ. max. min. typ. max. min. typ. max. frequency range, rf 24 - 27 25 - 31 31 - 34 ghz frequency range, lo 11.5 - 13 12 - 15 15 - 16.5 ghz frequency range, if dc - 3 dc - 3 dc - 3 ghz conversion loss 11 15 11 15 15 18 db 2lo to rf isolation 25 30 25 33 30 40 db 2lo to if isolation 37 45 37 50 40 50 db ip3 (input) 9 13 14.5 dbm 1 db compression (input) 3 5 6.5 dbm supply current (idd) 31 40 31 40 29 40 ma *unless otherwise noted, all measurements performed as downconverter, if= 1 ghz.
mixers - smt 8 8 - 233 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 conversion gain vs. temperature @ lo = -4 dbm, vdd= +4v conversion gain vs. temperature @ lo = -4 dbm, vdd= +3v conversion gain vs. lo drive @ vdd = +4v conversion gain vs. lo drive @ vdd = +3v isolation @ vdd = +4v isolation @ vdd = +3v -20 -16 -12 -8 -4 0 24 25 26 27 28 29 30 31 32 33 34 35 36 +25c +85c -40c conversion gain (db) frequency (ghz) HMC338LC3B gaas mmic sub-harmonic smt mixer, 24 - 34 ghz v01.0107 -20 -16 -12 -8 -4 0 24 25 26 27 28 29 30 31 32 33 34 35 36 -7 dbm -5 dbm -3 dbm conversion gain (db) frequency (ghz) -80 -60 -40 -20 0 20 25 26 27 28 29 30 31 32 33 34 35 36 rf/if lo/rf lo/if 2lo/rf 2lo/if isolation (db) frequency (ghz) -20 -16 -12 -8 -4 0 25 26 27 28 29 30 31 32 33 34 35 36 -7 dbm -5 dbm -3 dbm conversion gain (db) frequency (ghz) -80 -60 -40 -20 0 20 24 25 26 27 28 29 30 31 32 33 34 35 36 rf/if lo/rf lo/if 2lo/rf 2lo/if isolation (db) frequency (ghz) -20 -16 -12 -8 -4 0 25 26 27 28 29 30 31 32 33 34 35 36 +25c +85c -40c conversion gain (db) frequency (ghz)
mixers - smt 8 8 - 234 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 HMC338LC3B gaas mmic sub-harmonic smt mixer, 24 - 34 ghz v01.0107 input ip2 vs. lo drive @ vdd = +4v * input ip2 vs. lo drive @ vdd = +3v * input ip3 vs. lo drive @ vdd = +4v * input ip3 vs. lo drive @ vdd = +3v * input p1db vs. temperature @ lo = -4 dbm, vdd = +4v input p1db vs. temperature @ lo = -4 dbm, vdd = +3v * two-tone input power = -10 dbm each tone, 1 mhz spacing. 0 4 8 12 16 20 24 25 26 27 28 29 30 31 32 33 34 -7 dbm -5 dbm -3 dbm ip3 (dbm) frequency (ghz) 0 10 20 30 40 50 60 70 24 25 26 27 28 29 30 31 32 33 34 -7 dbm -5 dbm -3 dbm ip2 (dbm) frequency (ghz) 0 4 8 12 16 20 25 26 27 28 29 30 31 32 33 34 +25c +85c -40c p1db (dbm) frequency (ghz) 0 10 20 30 40 50 60 70 25 26 27 28 29 30 31 32 33 34 -7 dbm -5 dbm -3 dbm ip2 (dbm) frequency (ghz) 0 4 8 12 16 20 24 25 26 27 28 29 30 31 32 33 34 +25c +85c -40c p1db (dbm) frequency (ghz) 0 4 8 12 16 20 25 26 27 28 29 30 31 32 33 34 -7 dbm -5 dbm -3 dbm ip3 (dbm) frequency (ghz)
mixers - smt 8 8 - 235 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 HMC338LC3B gaas mmic sub-harmonic smt mixer, 24 - 34 ghz v01.0107 rf & lo return loss @ lo = -4 dbm if return loss @ lo = -4 dbm upconverter performance conversion gain @ lo = -4 dbm if bandwidth @ lo = -4 dbm -20 -16 -12 -8 -4 0 20 22 24 26 28 30 32 34 36 38 40 vdd = +3v vdd = +4v conversion gain (db) frequency (ghz) -20 -15 -10 -5 0 0 5 10 15 20 25 30 35 40 lo rf return loss (db) frequency (ghz) -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 return loss (db) frequency (ghz) -20 -16 -12 -8 -4 0 0 0.5 1 1.5 2 2.5 3 3.5 4 vdd = +3v vdd = +4v conversion gain (db) frequency (ghz)
mixers - smt 8 8 - 236 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 HMC338LC3B gaas mmic sub-harmonic smt mixer, 24 - 34 ghz v01.0107 absolute maximum ratings rf / if input (vdd = +5v) +10 dbm lo drive (vdd = +5v) +13 dbm vdd 5.5v channel temperature 175 c continuous pdiss (ta = 85 c) (derate 2.52 mw/c above 85 c) 227 mw thermal resistance (junction to ground paddle) 397 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c electrostatic sensitive device observe handling precautions mxn spurious outputs @ if port, vdd = 4v nlo mrf 5 4 3 2 1 0 -3 -2 62 -1 75 42 67 01234-8 105513 2655168 395 rf = 31 ghz @ -10 dbm lo = 15 ghz @ -5 dbm all values in dbc below if power level (1rf - 2lo) measured as downconverter mxn spurious outputs @ rf port, vdd = 4v nlo mif 5 4 3 2 1 0 -3 42 -2 25 60 40 -1 45 0 41 0-323-17 14903813 232633067 34657 if = 1 ghz @ -10 dbm lo = 15 ghz @ -5 dbm all values in dbc below if power level (1if - 2lo) measured as upconverter
mixers - smt 8 8 - 237 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 HMC338LC3B gaas mmic sub-harmonic smt mixer, 24 - 34 ghz v01.0107 outline drawing pin descriptions notes: 1. package body material: alumina. 2. lead and ground paddle plating: gold flash over nickel. 3. dimensions are in inches (millimeters). 4. lead spacing tolerance is non-cumulative. 5. characters to be helvetica medium, .025 high, black ink, or laser mark located approx. as shown. 6. package warp shall not exceed 0.05mm datum C c C 7. all ground leads and ground paddle must be soldered to pcb rf ground. pin number function description interface schematic 1, 3, 4, 6, 7, 9 gnd package bottom must also be connected to rf/dc ground. 2lo this pin is ac coupled and matched to 50 ohms from 12 - 17 ghz. 5if this pin is dc coupled and should be dc blocked externally using a series capacitor whose value has been chosen to pass the neces- sary if frequency range. any applied dc voltage to this pin will result in die non-function and possible die failure. 8rf this pin is ac coupled and matched to 50 ohms from 24 - 34 ghz. 10 vdd power supply for the lo ampli er. 11, 12 n/c no connection required. these pins may be connected to rf/dc ground without affecting performance.
mixers - smt 8 8 - 238 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 application circuit HMC338LC3B gaas mmic sub-harmonic smt mixer, 24 - 34 ghz v01.0107
mixers - smt 8 8 - 239 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 connector j4, j5 dc pin u1 HMC338LC3B mixer pcb [2] 108777 evaluation pcb [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 the circuit board used in th is application should use rf circuit design techniques. signal lines should have 50 ohm impedance while the package ground leads and exposed paddle should be connected directly to the ground plane similar to that shown. a suf cient number of via holes should be used to connect the top and bottom ground planes. the evaluation board should be mounted to an appro- priate heat sink. the evaluation circuit board shown is available from hittite upon request. list of materials for evaluation pcb 108779 [1] HMC338LC3B gaas mmic sub-harmonic smt mixer, 24 - 34 ghz v01.0107
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