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 - 122 hmc435ms8g / 435MS8GE spdt non-reflective switch, dc - 4 ghz v05.0110 general description features functional diagram high isolation: 60 db @ 1 ghz 50 db @ 2 ghz positive control: 0/+5v input ip3: 51 dbm non-re ective design ultra small msop-86 package: 14.8 mm 2 typical applications the hmc435ms8g(e) is ideal for: ? basestations & repeaters ? cellular/3g and wimax/4g ? infrastructure and access points ? catv/cmts ? test instrumentation the hmc435ms8g(e) is a non-re ective dc to 4 ghz gaas mesfet spdt switch in a low cost 8 lead msop8g surface mount package with exposed ground paddle. the switch is ideal for cellular/3g and wimax/4g applications yielding up to 60 db isolation, low 0.8 db insertion loss and +50 dbm input ip3. power handling is excellent up through the 3.8 ghz wimax band with the switch offering a p1db compression of +31 dbm. on-chip circuitry allows positive voltage control of 0/+5 volts at very low dc currents. electrical speci cations, t a = +25 c, vctl = 0/+5 vdc, 50 ohm system parameter frequency min. typ. max. units insertion loss dc - 2.5 ghz dc - 3.6 ghz dc - 4.0 ghz 0.8 1.2 1.5 1.0 1.5 1.8 db db db isolation (rfc to rf1/rf2) dc - 1.0 ghz dc - 2.0 ghz dc - 2.5 ghz dc - 3.6 ghz dc - 4.0 ghz 56 46 43 37 30 60 50 47 41 35 db db db db db return loss (on state) dc - 2.5 ghz dc - 3.6 ghz dc - 4.0 ghz 15 13 11 20 17 15 db db db return loss (off state) 0.5 - 4.0 ghz 16 21 db input power for 1 db compression 0.5 - 4.0 ghz 27 31 dbm input third order intercept (two-tone input power = +7 dbm each tone) 0.5 - 1.0 ghz 0.5 - 2.5 ghz 0.5 - 4.0 ghz 48 45 41 51 48 45 dbm switching speed dc - 4.0 ghz trise, tfall (10/90% rf) ton, toff (50% ctl to 10/90% rf) 40 60 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 - 123 return loss insertion loss isolation between ports rfc and rf1 / rf2 0.1 and 1 db input compression point input third order intercept point isolation between ports rf1 and rf2 -5 -4 -3 -2 -1 0 0 0.5 1 1.5 2 2.5 3 3.5 4 + 25c + 85c - 40c insertion loss (db) frequency (ghz) 40 42 44 46 48 50 52 54 56 58 60 0 0.5 1 1.5 2 2.5 3 3.5 4 +25 c +85 c -40 c ip3 (dbm) frequency (ghz) 15 20 25 30 35 0 0.5 1 1.5 2 2.5 3 3.5 4 1 db compression point 0.1 db compression point compression (dbm) frequency (ghz) -70 -60 -50 -40 -30 -20 -10 0 0 0.5 1 1.5 2 2.5 3 3.5 4 rfc - rf1 on rfc - rf2 on isolation (db) frequency (ghz) -70 -60 -50 -40 -30 -20 -10 0 0 0.5 1 1.5 2 2.5 3 3.5 4 rf1 rf2 isolation (db) frequency (ghz) -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 rfc rf1, rf2 off rf1, rf2 on return loss (db) frequency (ghz) hmc435ms8g / 435MS8GE v05.0110 spdt non-reflective switch, dc - 4 ghz
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 - 124 truth table dc blocks are required at ports rfc, rf1, rf2. do not operate continuously at rf power input greater than 1 db compression and do not hot switch power levels greater than +24 dbm (control = 0/+5 vdc). absolute maximum ratings control voltage range -0.5 to +7.5 vdc rf input power vctl = 0/+5v +31 dbm rf1, rf2 termination +26 dbm junction temperature 150 c continuous pdiss (derate 8 mw/ c above 85 c) 0.52 w thermal resistance - insertion loss path (channel to ground paddle) 118 c/ w thermal resistance - termination path (channel to ground paddle) 125 c/w storage temperature -65 c to +150 c operating temperature -40 c to +85 c esd sensitivity (hbm) class 1a control input signal path state a b rfc to: low high rf1 high low rf2 control voltages *control input tolerances are 0.2 vdc state bias condition* low 0 vdc @ 25 a typical high +5 vdc @ 25 a typical electrostatic sensitive device observe handling precautions hmc435ms8g / 435MS8GE v05.0110 spdt non-reflective switch, dc - 4 ghz outline drawing 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 and ground paddle must be soldered to pcb rf ground. part number package body material lead finish msl rating package marking [3] hmc435ms8g low stress injection molded plastic sn/pb solder msl1 [1] h435 xxxx hmc435MS8GE rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] h435 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
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 - 125 hmc435ms8g / 435MS8GE v05.0110 spdt non-reflective switch, dc - 4 ghz pin descriptions pin number function description interface schematic 1 a see truth and control voltage tables. 2 b see truth and control voltage tables. 3, 5, 8 rfc, rf1, rf2 these pins are dc coupled and matched to 50 ohms. blocking capacitors are required. 4n/c the pins are not connected internally; however, all data shown herein was measured with these pins connected to rf/dc ground externally. 6, 7 gnd package bottom has exposed metal paddle that must be connected to pcb rf ground as well. evaluation pcb the circuit board used in the 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 backside ground slug 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. item description j1 - j3 pcb mount sma rf connector j4 - j7 dc pin c1 - c3 100 pf capacitor, 0402 pkg. r1 - r2 100 ohm resistor, 0402 pkg. u1 hmc435ms8g(e) spdt switch pcb [2] 104122 evaluation pcb [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 note: pin j6 is unused and need not be connected. list of materials for evaluation pcb 105143 [1]
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