11 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 switches - spdt - smt 11 - 184 hmc547lp3 / 547lp3e gaas mmic spdt non-reflective switch, dc - 20 ghz v01.1007 general description features functional diagram the hmc547lp3 & HMC547LP3E are general pur- pose broadband high isolation non-refl ective gaas mesfet spdt switches in low cost leadless qfn surface mount plastic packages. covering dc to 20 ghz, the switch offers high isolation and low insertion loss. the switch features >50 db isolation up to 5 ghz and >45 db isolation up to 15 ghz. the switch operates using complementary negative con-trol voltage logic lines of -5/0v and requires no bias supply. the hmc547lp3 & HMC547LP3E are packaged in leadless qfn 3x3 mm surface mount packages. high isolation: >50 db up to 5 ghz >45 db up to 15 ghz low insertion loss: 1.6 db @ 10 ghz 2 db @ 20 ghz fast switching non-refl ective design qfn smt package, 9 mm 2 electrical specifi cations, t a = +25 c, with 0/-5v control, 50 ohm system typical applications the hmc547lp3 & HMC547LP3E is ideal for: ? basestation infrastructure ? fiber optics & broadband telecom ? microwave radio & vsat ? military radios, radar, & ecm ? test instrumentation parameter frequency min. typ. max. units insertion loss dc - 6.0 ghz dc - 10.0 ghz dc - 15.0 ghz dc - 20.0 ghz 1.5 1.6 1.8 2.0 1.9 2.0 2.2 2.5 db db db db isolation dc - 6.0 ghz dc - 15.0 ghz dc - 20.0 ghz 45 40 33 50 45 38 db db db return loss on state dc - 20.0 ghz 17 db return loss rf1, rf2 off state dc - 6.0 ghz dc - 15.0 ghz dc - 20.0 ghz 25 17 13 db db db input power for 1 db compression 0.5 - 20.0 ghz 20 23 dbm input third order intercept (two-tone input power= +7 dbm each tone) 0.5 - 10.0 ghz 0.5 - 20.0 ghz 48 45 dbm dbm switching characteristics trise, tfall (10/90% rf) ton, toff (50% ctl to 10/90% rf) dc - 20 ghz 3 6 ns ns
11 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 switches - spdt - smt 11 - 185 isolation between ports rfc and rf1/rf2 insertion loss return loss isolation between ports rf1 and rf2 input p1db and p0.1db compression point input third order intercept point -5 -4 -3 -2 -1 0 0 5 10 15 20 25 +25 c +85 c -40 c insertion loss (db) frequency (ghz) -80 -70 -60 -50 -40 -30 -20 -10 0 0 5 10 15 20 25 rf2 path on rf1 path on isolation (db) frequency (ghz) -80 -70 -60 -50 -40 -30 -20 -10 0 0 5 10 15 20 25 rf1 rf2 isolation (db) frequency (ghz) 25 30 35 40 45 50 55 0 2 4 6 8 10 12 14 16 18 20 +25 c +85 c -40 c input ip3 (dbm) frequency (ghz) 10 15 20 25 30 0 2 4 6 8 10 12 14 16 18 20 p1db p0.1db input p1db and p0.1db (dbm) frequency (ghz) -35 -30 -25 -20 -15 -10 -5 0 0 5 10 15 20 25 rfc rf1,rf2 on rf1,rf2 off return loss (db) frequency (ghz) hmc547lp3 / 547lp3e gaas mmic spdt non-reflective switch, dc - 20 ghz v01.1007
11 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 switches - spdt - smt 11 - 186 truth table control voltages control input signal path state a b rfc to rf1 rfc to rf2 high low on off low high off on state bias condition low 0 to -0.5v @ 10 ua max. high -5v @ 3 ua typ. to -7v @ 10 ua typ. ( 0.5 v) absolute maximum ratings rf input power (vctl = -5v) +30 dbm control voltage range (a & b) +0.5v to -7.5 v hot switch power level (vctl = -5v) +23 dbm channel temperature 150 c continuous pdiss (t=85c) (derate 4 mw/c about 85c) 0.26 w thermal resistance (insertion loss path) 420 c/w thermal resistance (terminated path) 250 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c esd sensitivity (hbm) class 1c electrostatic sensitive device observe handling precautions hmc547lp3 / 547lp3e gaas mmic spdt non-reflective switch, dc - 20 ghz v01.1007
11 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 switches - spdt - smt 11 - 187 outline drawing notes: 1. leadframe material: copper alloy 2. dimensions are in inches [millimeters] 3. lead spacing tolerance is non-cumulative 4. pad burr length shall be 0.15mm maximum. pad burr height shall be 0.05mm maximum. 5. package warp shall not exceed 0.05mm. 6. all ground leads and ground paddle must be soldered to pcb rf ground. 7. refer to hittite application not for suggested land pattern. part number package body material lead finish msl rating package marking [3] hmc547lp3 low stress injection molded plastic sn/pb solder msl1 [1] 547 xxxx HMC547LP3E rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] 547 xxxx [1] max peak refl ow temperature of 235 c [2] max peak refl ow temperature of 260 c [3] 4-digit lot number xxxx package information hmc547lp3 / 547lp3e gaas mmic spdt non-reflective switch, dc - 20 ghz v01.1007
11 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 switches - spdt - smt 11 - 188 hmc547lp3 / 547lp3e gaas mmic spdt non-reflective switch, dc - 20 ghz v01.1007 suggested driver circuit pin descriptions pin number function description interface schematic 1, 5, 9, 12, 16 n/c this pin should be connected to pcb rf ground to maximize isolation 2, 4, 6, 8, 13, 15 gnd package bottom has exposed metal paddle that must also be connected to pcb rf ground. 3, 7, 14 rfc, rf1, rf2 this pin is dc coupled and matched to 50 ohm. blocking capacitors are required if rf line potential is not equal to 0v. 10 b see truth table and control voltage table. 11 a see truth table and control voltage table.
11 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 switches - spdt - smt 11 - 189 evaluation pcb the circuit board used in the fi nal application should be generated with proper rf circuit design techniques. signal lines at the rf port should have 50 ohm impedance and the package ground leads and package bottom should be connected directly to the ground plane similar to that shown above. the evaluation circuit board shown above is available from hittite microwave corporation upon request. list of materials for evaluation pcb 105711 [1] item description j1 - j3 pcb mount sri sma connector j4 - j6 dc pin r1 - r2 100 ohm resistor, 0603 pkg. u1 hmc547lp3 / HMC547LP3E spdt switch pcb [2] 107521 evaluation pcb [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 hmc547lp3 / 547lp3e gaas mmic spdt non-reflective switch, dc - 20 ghz v01.1007
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