mixers - i/q mixers, irms & receivers - smt 8 8 - 178 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 HMC572LC5 gaas mmic i/q downconverter 24 - 28 ghz v05.0809 general description features typical applications the HMC572LC5 is a compact gaas mmic i/q downconverter in a leadless rohs compliant smt package. this device provides a small signal conversion gain of 8 db with a noise gure of 3.5 db and 18 db of image rejection across the frequency band. the HMC572LC5 utilizes an lna followed by an image reject mixer which is driven by an active x2 multiplier. the image reject mixer eliminates the need for a lter following the lna, and removes thermal noise at the image frequency. i and q mixer outputs are provided and an external 90 hybrid is needed to select the required sideband. the HMC572LC5 is a much smaller alternative to hybrid style image reject mixer downconverter assemblies, and it eliminates the need for wire bonding by allowing the use of surface mount manufacturing techniques. electrical speci cations, t a = +25 c, if = 100 mhz, lo = +4 dbm, vdd = 3.5 vdc* parameter min. typ. max. min. typ. max. units frequency range, rf 24.5 - 26.5 23 - 28 ghz frequency range, lo 9 - 15.5 9 - 15.5 ghz frequency range, if dc - 3.5 dc - 3.5 ghz conversion gain (as irm) 6.0 8.0 6 10 db noise figure 3.5 3.5 db image rejection 14 17 14 20 db 1 db compression (input) -6 -4 -7 -5 dbm 2 lo to rf isolation 32 35 30 35 db 2 lo to if isolation 30 40 25 40 db ip3 (input) +5 +8 +3 +6 dbm amplitude balance 0.3 0.4 db phase balance 5 8 deg total supply current 125 165 125 165 ma *data taken as irm with external if hybrid functional diagram the HMC572LC5 is ideal for: ? point-to-point and point-to-multi-point radio ? military radar, ew & elint ? satellite communications 8 db conversion gain image rejection: 18 db 2 lo to rf isolation: 35 db noise figure: 3.5 db input ip3: +5 dbm 32 lead 5x5mm smt package: 25mm2
mixers - i/q mixers, irms & receivers - smt 8 8 - 179 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 input p1db vs. temperature conversion gain vs. lo drive image rejection vs. temperature return loss input ip3 vs. lo drive data taken as irm with external if hybrid -10 -5 0 5 10 15 20 23 24 25 26 27 28 29 +25c +85c -40c conversion gain (db) rf frequency (ghz) 5 10 15 20 25 30 23 24 25 26 27 28 29 +25c +85c -40c image rejection (db) rf frequency (ghz) -10 -5 0 5 10 15 20 23 24 25 26 27 28 29 0dbm +2dbm +4dbm +6dbm +8dbm conversion gain (db) rf frequency (ghz) -25 -20 -15 -10 -5 0 8 10121416182022242628 rf lo return loss (db) frequency (ghz) -20 -16 -12 -8 -4 0 23 24 25 26 27 28 29 +25c +85c -40c p1db (dbm) rf frequency (ghz) -10 -5 0 5 10 15 20 25 23 24 25 26 27 28 29 lo = 0 dbm lo = +2 dbm lo = +4 dbm lo = +6 dbm lo = +8 dbm ip3 (dbm) rf frequency (ghz) HMC572LC5 v05.0809 gaas mmic i/q downconverter 24 - 28 ghz
mixers - i/q mixers, irms & receivers - smt 8 8 - 180 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 isolations if bandwidth* amplitude balance vs. lo drive phase balance vs. lo drive quadrature channel data taken without if hybrid -60 -50 -40 -30 -20 -10 0 10 23 24 25 26 27 28 29 isolation (db) rf frequency (ghz) 2lo/if2 2lo/if1 rf/if2 rf/if1 2lo/rf -20 -15 -10 -5 0 5 10 15 20 0.5 1 1.5 2 2.5 3 3.5 conversion gain return loss response (db) if frequency (ghz) -1 0 1 2 3 4 23 24 25 26 27 28 29 lo = 0 dbm lo = +2 dbm lo = +4 dbm lo = +6 dbm lo = +8 dbm amplitude balance (db) rf frequency (ghz) -5 0 5 10 15 20 23 24 25 26 27 28 29 lo = 0 dbm lo = +2 dbm lo = +4 dbm lo = +6 dbm lo = +8 dbm phase balance (degrees) rf frequency (ghz) 0 2 4 6 8 0.5 1 1.5 2 2.5 3 3.5 4 0dbm +2dbm +4dbm +6dbm +8dbm noise figure (db) if frequency (ghz) * conversion gain data taken with external if hybrid, lo frequency xed at 12 ghz and rf varied noise figure vs. lo drive, lo frequency = 12 ghz 0 2 4 6 8 10 21 22 23 24 25 26 27 28 29 0dbm +2dbm +4dbm +6dbm +8dbm noise figure (db) rf frequency (ghz) noise figure vs. lo drive, if frequency = 100 mhz HMC572LC5 v05.0809 gaas mmic i/q downconverter 24 - 28 ghz
mixers - i/q mixers, irms & receivers - smt 8 8 - 181 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 mxn spurious outputs nlo mrf01234 0xx37123245 1124103741 2xxxx667046 3 xxxxxxxx79 4 xxxxxxxxxx rf = 25 ghz @ -20 dbm lo = 12 ghz @ +4 dbm data taken without if hybrid all values in dbc below if power level (1rf -2lo = 1 ghz) absolute maximum ratings rf +2 dbm lo drive + 13 dbm vdd 5.5v channel temperature 175c continuous pdiss (t=85c) (derate 9.56 mw/c above 85c) 860 mw thermal resistance (r th ) (channel to package bottom) 104.6 c/w storage temperature -65 to +150 c operating temperature -55 to +85 c esd sensitivity (hbm) class 1b outline drawing notes: 1. package body material: alumina 2. lead and ground paddle plating: 30 - 80 microinches gold over 50 microinches minimum nickle 3. dimensions are in inches [millimeters] 4. lead spacing tolerance is non-cumulative 5. package warp shall not exceed 0.05mm datum 6. all ground leads and ground paddle must be soldered to pcb rf ground electrostatic sensitive device observe handling precautions HMC572LC5 v05.0809 gaas mmic i/q downconverter 24 - 28 ghz
mixers - i/q mixers, irms & receivers - smt 8 8 - 182 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 pin number function description interface schematic 1 vddlo power supply for rst stage of lo ampli er. 2, 4 - 6, 8, 9, 12 - 18, 21, 22, 25 - 28, 31, 32 n/c no connection required. these pins may be connected to rf/dc ground without affecting performance. 3 vddlo2 power supply for second stage of lo ampli er. 7 vddrf power supply for rf lna. 10, 19, 24, 29 gnd these pins and ground paddle must be connected to rf/dc ground. 11 rf this pin is ac coupled and matched to 50 ohms. 20 if2 this pin is dc coupled for applications not requir- ing operation to dc. this port should be dc blocked externally using a series capacitor whose value has been chosen to pass the necessary frequency range. for operation to dc, this pin must not sink / source more than 3 ma of current or part non-function and possible failure will result. 23 if1 30 lo this pin is ac coupled and matched to 50 ohms. pin descriptions typical application HMC572LC5 v05.0809 gaas mmic i/q downconverter 24 - 28 ghz
mixers - i/q mixers, irms & receivers - smt 8 8 - 183 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 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 connected 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. list of materials for evaluation pcb 113758 [1] item description c1 - c4 capacitor 0603, 0.01 f j1, j4 pcb mount sma rf connector, sri j2, j3 pcb mount sma connector, johnson j5 - j7 dc pin u1 HMC572LC5 pcb [2] 113756 evaluation board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 HMC572LC5 v05.0809 gaas mmic i/q downconverter 24 - 28 ghz
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