switches - smt 8 8 - 78 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 designers kit available hmc232lp4 / 232LP4E gaas mmic spdt non-reflective switch, dc - 12.0 ghz v03.0805 general description features functional diagram the hmc232lp4 & hmc232LP4E are broadband high isolation non-re ective gaas mesfet spdt switches in low cost leadless qfn surface mount plastic pack- ages. covering dc to 12 ghz, the switch features >60 db isolation up to 3 ghz and >42 db isolation up to 12 ghz. input p1db compression is +27 dbm typical, while input ip3 is +50 dbm. the switch operates using complementary negative control voltage logic lines of -5/0v and requires no bias supply. isolation: 60 db @ 3 ghz 52 db @ 6 ghz +27 dbm input p1db insertion loss: 1.5 db typical @ 6 ghz non-re ective design 4x4 mm qfn smt package included in the hmc-dk005 designers kit electrical specifications, t a = +25 c, with 0/-5v control, 50 ohm system typical applications the hmc232lp4 / hmc232LP4E is ideal for: ? telecom infrastructure ? microwave radio & vsat ? military radios, radar & ecm ? test instrumentation parameter frequency min. typ. max. units insertion loss dc - 3.0 ghz dc - 6.0 ghz dc - 9.0 ghz dc - 12.0 ghz 1.4 1.5 2.0 2.7 1.7 1.8 2.3 3.1 db db db db isolation dc - 3.0 ghz dc - 6.0 ghz dc - 9.0 ghz dc - 12.0 ghz 55 47 40 37 60 52 45 42 db db db db return loss on state dc - 6.0 ghz dc - 9.0 ghz dc - 12.0 ghz 18 16 11 db db db return loss rf1, rf2 off state dc - 12.0 ghz 14 db input power for 1 db compression 0.5 - 12.0 ghz 24 27 dbm input third order intercept (two-tone input power= +7 dbm each tone, 1 mhz tone separation) 0.5 - 12.0 ghz 45 50 dbm switching characteristics trise, tfall (10/90% rf) ton, toff (50% ctl to 10/90% rf) dc - 12.0 ghz 3 6 ns ns
switches - smt 8 8 - 79 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 input third order intercept point return loss 0.1 and 1 db input compression point insertion loss isolation -6 -5 -4 -3 -2 -1 0 012345678910111213 +25 c +85 c -40 c insertion loss (db) frequency (ghz) -80 -70 -60 -50 -40 -30 -20 -10 012345678910111213 rf1 rf2 isolation (db) frequency (ghz) -25 -20 -15 -10 -5 0 012345678910111213 rfc rf1, rf2 on rf1, rf2 off return loss (db) frequency (ghz) 10 15 20 25 30 012345678910111213 0.1 db compression point 1 db compression point inpuit p1db (dbm) frequency (ghz) 30 35 40 45 50 55 60 012345678910111213 +25 c +85 c -40 c inpuit ip3 (dbm) frequency (ghz) hmc232lp4 / 232LP4E gaas mmic spdt non-reflective switch, dc - 12.0 ghz v03.0805
switches - smt 8 8 - 80 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 truth table absolute maximum ratings control voltages outline drawing 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 -0.2v @ 10 ua max. high -5v @ 10 ua typ. to -7v @ 45 ua typ. ( 0.5 vdc) rf input power (vctl= -5v) (0.5 - 12 ghz) +30 dbm (@ +50 c) control voltage range (a & b) +1.0v to -7.5 vdc channel temperature 150 c thermal resistance (r th ) (junction to lead) 94 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c esd sensitivity (hbm) class 1a caution: do not hot switch power levels greater than +27 dbm (vctl = 0/-5 vdc). electrostatic sensitive device observe handling precautions hmc232lp4 / 232LP4E gaas mmic spdt non-reflective switch, dc - 12.0 ghz v03.0805 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 note for suggested land pattern. part number package body material lead finish msl rating package marking [3] hmc232lp4 low stress injection molded plastic sn/pb solder msl1 [1] h232 xxxx hmc232LP4E rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] h232 xxxx [1] max peak re ow temperature of 235 c [2] max peak re ow temperature of 260 c [3] 4-digit lot number xxxx package information
switches - smt 8 8 - 81 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 descriptions suggested driver circuit pin number function description interface schematic 1, 2, 6, 7, 11, 12, 13, 14, 17, 18, 19, 20, 24 n/c this pin should be connected to pcb rf ground to maximize isolation. 3, 5, 8, 10, 21, 23 gnd package bottom must also be connected to pcb rf ground. 4, 9, 22 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. 15 b see truth table and control voltage table. 16 a see truth table and control voltage table. hmc232lp4 / 232LP4E gaas mmic spdt non-reflective switch, dc - 12.0 ghz v03.0805
switches - smt 8 8 - 82 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 be generated with proper rf circuit design tech- niques. 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 eval- uation circuit board shown above is available from hittite microwave corporation upon request. item description j1 - j3 pcb mount sma rf connector j4 - j6 dc pin c1, c2 100 pf, 0603 pkg. u1 hmc232lp4 / hmc232LP4E spdt switch pcb [2] 107602 evaluation pcb [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 hmc232lp4 / 232LP4E gaas mmic spdt non-reflective switch, dc - 12.0 ghz v03.0805 list of materials for evaluation pcb 107723 [1]
switches - smt 8 8 - 83 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 notes: hmc232lp4 / 232LP4E gaas mmic spdt non-reflective switch, dc - 12.0 ghz v03.0805
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