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 freq. multipliers - active - smt 7 7 - 70 hmc448lc3b smt gaas mmic x2 active frequency multiplier, 20 - 25 ghz output v02.1208 general description features functional diagram electrical speci cations, t a = +25 c, vdd = +5v, 0 dbm drive level typical applications the hmc448lc3b is suitable for: ? clock generation applications: sonet oc-192 & sdh stm-64 ? point-to-point & vsat radios ? test instrumentation ? military & space the hmc448lc3b is a x2 active broadband frequ- ency multiplier utilizing gaas phemt technology in a leadless rohs compliant smt package. when driven by a 0 dbm signal, the multiplier provides +11 dbm typical output power from 22 to 25 ghz. the fo and 3fo isolations are >20 dbc up to 22 ghz. this multi-rate frequency multiplier can be used in the generation of a half rate clock for 40 gbps systems or as part of a multiplier chain to generate a full rate 40 gbps clock. the hmc448lc3b is also ideal for use in lo multiplier chains for pt to pt & vsat radios yielding reduced parts count vs. traditional approaches. the low additive ssb phase noise of -135 dbc/hz at 100 khz offset helps maintain good system noise performance. the hmc448lc3b eliminates the need for wire bonding, allowing the use of surface mount manufacturing techniques. output power: +11 dbm wide input power range: -4 to +6 dbm fo, 3fo isolation: >20 dbc @ fout= 20 ghz 100 khz ssb phase noise: -135 dbc/hz single supply: +5v@ 48 ma rohs compliant 3x3 mm smt package parameter min. typ. max. min. typ. max. units frequency range, input 10 - 11 11 - 12.5 ghz frequency range, output 20 - 22 22 - 25 ghz output power 5 9 7.5 11 dbm fo isolation (with respect to output level) 24 15 dbc 3fo isolation (with respect to output level) 25 25 dbc input return loss 10 7 db output return loss 6 10 db ssb phase noise (100 khz offset) -135 -135 dbc/hz supply current (idd) 48 48 ma
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 freq. multipliers - active - smt 7 7 - 71 hmc448lc3b output power vs. temperature @ 0 dbm drive level output power vs. supply voltage @ 0 dbm drive level output power vs. drive level v02.1208 smt gaas mmic x2 active frequency multiplier, 20 - 25 ghz output pin vs. pout @ 3 frequencies isolation @ 0 dbm drive level 0 3 6 9 12 15 18 19 20 21 22 23 24 25 26 +25c +85c -40c output power (dbm) output frequency (ghz) -6 -2 2 6 10 14 -6 -4 -2 0 2 4 6 8 fout= 20 ghz fout= 22 ghz fout= 25 ghz output power (dbm) input power (dbm) -25 -20 -15 -10 -5 0 5 10 15 18 19 20 21 22 23 24 25 26 fo 2fo 3fo output power (dbm) output frequency (ghz) 0 3 6 9 12 15 18 19 20 21 22 23 24 25 26 vdd=4.5v vdd=5.0v vdd=5.5v output power (dbm) output frequency (ghz) -8 -4 0 4 8 12 16 18 20 22 24 26 output power (dbm) output frequency (ghz) +6 dbm +4 dbm +2 dbm -2 dbm -4 dbm -6 dbm 0 dbm
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 freq. multipliers - active - smt 7 7 - 72 input return loss vs. temperature output return loss vs. temperature ssb phase noise performance, fout = 20.4 ghz, pin = 0 dbm hmc448lc3b v02.1208 -20 -16 -12 -8 -4 0 18 19 20 21 22 23 24 25 26 +25c +85c -40c return loss (db) frequency (ghz) -25 -20 -15 -10 -5 0 9 10111213 +25c +85c -40c return loss (db) frequency (ghz) -160 -140 -120 -100 -80 -60 -40 -20 0 10 2 10 3 10 4 10 5 10 6 10 7 ssb phase noise (dbc/hz) offset frequency (hz) smt gaas mmic x2 active frequency multiplier, 20 - 25 ghz output
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 freq. multipliers - active - smt 7 7 - 73 absolute maximum ratings outline drawing rf input (vcc= +5v) +20 dbm supply voltage (vdd) +6.0 vdc channel temperature 175 c continuous pdiss (t= 85 c) (derate 8.3 mw/c above 85 c) 744 mw thermal resistance (channel to ground paddle) 121 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c typical supply current vs. vdd vdd (vdc) idd (ma) 4.5 47 5.0 48 5.5 49 note: multiplier will operate over full voltage range shown above. electrostatic sensitive device observe handling precautions hmc448lc3b v02.1208 notes: 1. package body material: alumina 2. lead and ground paddle plating: 30-80 microinches gold over 50 microinches minimum nickel. 3. dimensions are in inches [millimeters]. 4. lead spacing tolerance is non-cumulative 5. package warp shall not exceed 0.05mm datum -c- 6. all ground leads and ground paddle must be soldered to pcb rf ground. 7. classified as moisture sensitivity level (msl) 1. smt gaas mmic x2 active frequency multiplier, 20 - 25 ghz output
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 freq. multipliers - active - smt 7 7 - 74 pin number function description interface schematic 1vdd supply voltage 5v 0.5v. external bypass capacitors of 100 pf, 1,000 pf and 2.2 f are required. 2, 3, 7-9 n/c this pin may be connected to rf/dc ground. performance will not be affected. 4, 6, 10, 12 gnd package bottom must also be connected to rf/dc ground. 5rfin pin is ac coupled and matched to 50 ohm from 10.0 - 12.5 ghz. 11 rfout pin is ac coupled and matched to 50 ohm from 20 - 25 ghz. pin description hmc448lc3b v02.1208 application circuit component value c1 100 pf c2 1,000 pf c3 2.2 f smt gaas mmic x2 active frequency multiplier, 20 - 25 ghz output
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 freq. multipliers - active - smt 7 7 - 75 hmc448lc3b v02.1208 evaluation pcb the circuit board used in the nal application should be generated with proper rf circuit design tech- niques. signal lines should have 50 ohm imped- ance while the package ground leads and exposed paddle should be connected directly to the ground plane similar to that shown. the evaluation circuit board shown is available from hittite upon request. list of materials for evaluation pcb 112697 [1] item description j1 pcb mount sri sma connector j2 pcb mount sri k connector j3 - j4 dc pin c1 100 pf capacitor, 0402 pkg. c2 1,000 pf capacitor, 0603 pkg. c3 2.2 f tantalum capacitor u1 hmc448lc3b x2 active multiplier pcb [2] 112841 eval board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 smt gaas mmic x2 active frequency multiplier, 20 - 25 ghz output
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