switches - smt 10 10 - 130 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 hmc252qs24 / 252qs24e gaas mmic sp6t non-reflective switch, dc - 3 ghz v05.0505 general description features functional diagram low insertion loss (2 ghz): 0.9 db single positive supply: vdd = +5v integrated 3:6 ttl decoder 24 lead qsop package electrical speci cations, t a = +25 c, for ttl control and vdd = +5v in a 50 ohm system typical applications the hmc252qs24 / HMC252QS24E is ideal for: ? base station ? catv / dbs ? mmds & wirelesslan ? test equipment the hmc252qs24 & HMC252QS24E are low-cost non-re ective sp6t swit ches in 24-lead qsop packages featuring wideband operation from dc to 3.0 ghz. the switch offers a single positive bias and true ttl/cmos compatibility. a 3:6 decoder is integrated on the switch requiring only 3 control lines and a positive bias to select each path. the hmc252qs24 & HMC252QS24E sp6t replaces multiple con gurations of sp4t and spdt mmic switches and logic drivers. parameter frequency min. typ. max. units insertion loss dc - 1.0 ghz dc - 2.0 ghz dc - 2.5 ghz dc - 3.0 ghz 0.8 0.9 1.0 1.3 1.2 1.3 1.5 1.8 db db db db isolation dc - 1.0 ghz dc - 2.0 ghz dc - 2.5 ghz dc - 3.0 ghz 38 32 29 26 41 35 32 29 db db db db return loss on state dc - 2.5 ghz dc - 3.0 ghz 14 7 18 12 db db return loss rf1-6 off state 0.3 - 3.0 ghz 0.5 - 2.5 ghz 8 11 12 15 db db input power for 1db compression 0.3 - 3.0 ghz 21 24 dbm input third order intercept (two-tone input power = +7 dbm each tone) 0.3 - 3.0 ghz 42 46 dbm switching characteristics 0.3 - 3.0 ghz trise, tfall (10/90% rf) ton, toff (50% ctl to 10/90% rf) 35 120 ns ns
switches - smt 10 10 - 131 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 hmc252qs24 / 252qs24e return loss insertion loss isolation v05.0505 gaas mmic sp6t non-reflective switch, dc - 3 ghz bias voltage & current ttl/cmos control voltages vdd range = +5.0 vdc 10% vdd (vdc) idd (typ.) (ma) idd (max.) (ma) +5.0 5.0 8.0 state bias condition low 0 to +0.8 vdc @ 5ua typ. high +2.0 to +5.0 vdc @ 70 ua typ. truth table note: 1. dc blocking capacitors are required at ports rfc and rf1, 2, 3, 4, 5, 6. 2. input is re ective when all off state is selected. control input signal path state ab c rfcom to: low low low rf1 high low low rf2 low high low rf3 high high low rf4 low low high rf5 high low high rf6 low high high all off high high high all off -3 -2.5 -2 -1.5 -1 -0.5 0 01234 +25 c +85 c -40 c insertion loss (db) frequency (ghz) -70 -60 -50 -40 -30 -20 -10 0 01234 isolation (db) frequency (ghz) rf6 rf1, rf2, rf3, rf4, rf5 -35 -30 -25 -20 -15 -10 -5 0 01234 rfc rf 1-6 on rf 1-6 off return loss (db) frequency (ghz)
switches - smt 10 10 - 132 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 absolute maximum ratings outline drawing bias voltage range (port vdd) +7.0 vdc control voltage range (a, b, c) -0.5v to vdd +1 vdc channel temperature 150 c thermal resistance (insertion loss path) 240 c/w thermal resistance (terminated path) 260 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c maximum input power vdd = +5 vdc +20 dbm (0.05 - 0.5 ghz) +26 dbm (0.5 - 3.0 ghz) electrostatic sensitive device observe handling precautions hmc252qs24 / 252qs24e v05.0505 part number package body material lead finish msl rating package marking [3] hmc252qs24 low stress injection molded plastic sn/pb solder msl1 [1] hmc252 xxxx HMC252QS24E rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] hmc252 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 gaas mmic sp6t non-reflective switch, dc - 3 ghz notes: 1. leadframe material: copper alloy 2. dimensions are in inches [millimeters]. 3. dimension does not include moldflash of 0.15mm per side. 4. dimension does not include moldflash of 0.25mm per side. 5. all ground leads must be soldered to pcb rf ground.
switches - smt 10 10 - 133 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 circuit board the circuit board used in the nal application should be generated with proper rf circuit design tech- niques. signal lines at the rf ports should have 50 ohm impedance while the package ground leads should be connected directly to the ground plane similar to that shown above. a sufficient number of via holes should be used to connect the top and bottom ground planes. the evaluation circuit board shown above is available from hittite microwave corporation upon request. list of materials for evaluation pcb 101673 [1] item description j1 - j7 pcb mount sma connector j8 - j12 dc pin c1 - c7 100 pf capacitor, 0402 pkg. c8 - c11 10,000 pf capacitor, 0603 pkg. u1 hmc252qs24 / HMC252QS24E sp8t switch pcb [2] 103700 eval board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 hmc252qs24 / 252qs24e v05.0505 gaas mmic sp6t non-reflective switch, dc - 3 ghz
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