mixers - i/q mixers, irms & receivers - smt 8 8 - 192 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 hmc620lc4 gaas mmic i/q mixer 3 - 7 ghz v03.1208 general description features typical applications electrical speci cations, t a = +25 c, if= 100 mhz, lo = +15 dbm* parameter min. typ. max. min. typ. max. units frequency range, rf/lo 3 - 7 3 - 4 ghz frequency range, if dc - 3.5 dc - 3.5 ghz conversion loss (as irm) 7.5 9 8 9 db image rejection 20 27 28 32 db 1 db compression (input) 12 12 dbm lo to rf isolation 38 43 38 40 db lo to if isolation 26 30 32 33 db ip3 (input) 22 17 dbm amplitude balance 0.1 0.3 db phase balance 3 3 deg * unless otherwise noted, all measurements performed as downconverter. functional diagram the hmc620lc4 is ideal for: ? point-to-point ? point-to-multi-point radio ? wimax & fixed wireless ? vsat wide if bandwidth: dc - 3.5 ghz high image rejection: 32 db high lo to rf isolation: 43 db high input ip3: +22 dbm 24 lead ceramic 4x4 smt package: 16mm 2 the hmc620lc4 is a compact i/q mmic mixer in a leadless pb free rohs compliant smt pack- age, which can be used as either an image reject mixer (irm) or a single sideband upconverter. the mixer utilizes two standard hittite double bal- anced mixer cells and a 90 degree hybrid fabri- cated in a gaas mesfet process. a low frequency quadrature hybrid was used to produce a 100 mhz upper side band (usb) if output. this product is a much smaller and more consistent alternative to hybrid style image reject mixers and single sideband upconverter assemblies. the hmc620lc4 is com- patible with high volume surface mount manufacturing techniques.
mixers - i/q mixers, irms & receivers - smt 8 8 - 193 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 image rejection vs. temperature conversion gain vs. lo drive return loss data taken as irm with external if 90? hybrid input p1db vs. temperature input ip3 vs. lo drive -20 -15 -10 -5 0 2.5 3.5 4.5 5.5 6.5 7.5 +25 c +85 c -55 c conversion gain (db) rf frequency (ghz) -40 -30 -20 -10 0 2.5 3.5 4.5 5.5 6.5 7.5 +25 c +85 c -40 c image rejection (db) rf frequency (ghz) -30 -25 -20 -15 -10 -5 0 2.5 3.5 4.5 5.5 6.5 7.5 +11 dbm +13 dbm +15 dbm +17 dbm conversion gain (db) rf frequency (ghz) 6 8 10 12 14 16 18 20 2.5 3.5 4.5 5.5 6.5 7.5 +25 c +85 c -55 c p1db (dbm) rf frequency (ghz) 5 10 15 20 25 30 2.5 3.5 4.5 5.5 6.5 7.5 lo = +11 dbm lo = +15 dbm lo = +19 dbm ip3 (dbm) rf frequency (ghz) -30 -25 -20 -15 -10 -5 0 2.5 3.5 4.5 5.5 6.5 7.5 rf lo return loss (db) frequency (ghz) hmc620lc4 v03.1208 gaas mmic i/q mixer 3 - 7 ghz
mixers - i/q mixers, irms & receivers - smt 8 8 - 194 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 amplitude balance vs. lo drive if bandwidth* phase balance vs. lo drive upconverter performance conversion gain vs. lo drive upconverter performance sideband rejection vs. lo drive * conversion gain data taken with external if 90 hybrid -80 -70 -60 -50 -40 -30 -20 -10 2.5 3.5 4.5 5.5 6.5 7.5 lo/rf rf/if1 lo/if1 rf/if2 lo/if2 isolation (db) rf frequency (ghz) -60 -50 -40 -30 -20 -10 0 2.5 3.5 4.5 5.5 6.5 7.5 lo = +13 dbm lo = +15 dbm lo = +17 dbm sideband rejection (dbc) rf frequency (ghz) -20 -15 -10 -5 0 2.5 3.5 4.5 5.5 6.5 7.5 lo = +13 dbm lo = +15 dbm lo = +17 dbm conversion gain (db) rf frequency (ghz) -30 -25 -20 -15 -10 -5 0 0.5 1 1.5 2 2.5 3 3.5 conversion gain return loss response (db) if frequency (ghz) -2 -1 0 1 2 2.5 3.5 4.5 5.5 6.5 7.5 lo = +13 dbm lo = +15 dbm lo = +17 dbm amplitude balance (db) rf frequency (ghz) -20 -15 -10 -5 0 5 10 2.5 3.5 4.5 5.5 6.5 7.5 lo = +13 dbm lo = +15 dbm lo = +17 dbm phase balance (degrees) rf frequency (ghz) hmc620lc4 v03.1208 gaas mmic i/q mixer 3 - 7 ghz
mixers - i/q mixers, irms & receivers - smt 8 8 - 195 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 harmonics of lo lo freq. (ghz) nlo spur at rf port 1234 2.5 29 35 48 30 326335139 428323943 528364552 636446041 740365834 746375546 lo = +15 dbm values in dbc below input lo level measured at rf port. mxn spurious outputs nlo mrf01234 0xx1152869 1150303950 26961786071 39595957395 4 9595959595 rf = 5.6 ghz @ -10 dbm lo = 5.5 ghz @ +15 dbm data taken without if 90? hybrid all values in dbc with reference to output power at if = 100 mhz absolute maximum ratings rf / if input +20 dbm lo drive +27 dbm channel temperature 150 c continuous pdiss (t=85c) (derate 8.93 mw/c above 85c) 579 mw thermal resistance (r th ) (channel to die bottom) 112 c/ w storage temperature -65 to +150 c operating temperature -55 to +85 c 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 hmc620lc4 v03.1208 gaas mmic i/q mixer 3 - 7 ghz
mixers - i/q mixers, irms & receivers - smt 8 8 - 196 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, 2, 6-8, 10, 13, 17-24 n/c no connection required. these pins may be connected to rf/dc ground without affecting performance. 3, 5, 12, 14, 16 gnd these pins and package bottom must be connected to rf/dc ground. 4rf this pin is dc coupled and matched to 50 ohms. 9if1 this pin is dc coupled. for applications not requiring operation to dc, this port should be dc blocked externally using a series capacitor whose value has been chosen to pass the necessary if frequency range. for operation to dc, this pin must not source/sink more than 3ma of current or part non-function and possible part failure will result. 11 if2 15 lo this pin is dc coupled and matched to 50 ohms. pin descriptions hmc620lc4 v03.1208 gaas mmic i/q mixer 3 - 7 ghz
mixers - i/q mixers, irms & receivers - smt 8 8 - 197 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 109998 [1] item description j1 - j2 pcb mount sma rf connector, sri j3 - j4 pcb mount sma connector, johnson u1 hmc620lc4 pcb [2] 109996 evaluation board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 hmc620lc4 v03.1208 gaas mmic i/q mixer 3 - 7 ghz
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