switches - smt 10 10 - 306 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 gaas mmic spdt switch, dc - 3 ghz general description features functional diagram low insertion loss: 0.25 db high input ip3: +65 dbm low dc power consumption positive control: 0/+3v to 0/+8v ultra small package: sot26 electrical speci cations t a = +25 c, vctl = 0/+5 vdc (unless otherwise stated) , 50 ohm system typical applications the hmc545 / hmc545e is ideal for: ? cellular/3g infrastructure ? private mobile radio handsets ? wlan, wimax & wibro ? automotive telematics ? test equipment the hmc545 and hmc545e are low-cost spdt switches in 6-lead sot26 plastic packages for use in general switching applications which require very low insertion loss and very small size. with 0.25 db typical loss, these devices can control sig- nals from dc to 3.0 ghz and are especially suited for if and rf applications including cellular/3g, ism, automotive and portables. the design provides exceptional insertion loss performance, ideal for lter and receiver switching. rf1 and rf2 are re ective shorts when off. the two control voltages require a minimal amount of dc current and offer compatibility with cmos and some ttl logic families. parameter frequency min. typ. max. units insertion loss dc - 1.0 ghz dc - 2.5 ghz dc - 3.0 ghz 0.25 0.3 0.4 0.4 0.5 0.7 db db db isolation dc - 2.2 ghz dc - 2.5 ghz dc - 3.0 ghz 26 22 20 31 27 24 db db db return loss dc - 1.0 ghz dc - 2.0 ghz dc - 2.5 ghz dc - 3.0 ghz 25 21 19 17 db db db db input power for 1 db compression vctl = 0/+3v vctl = 0/+5v vctl = 0/+8v 0.5 - 3.0 ghz 23 29 32 27 33 36 dbm dbm dbm input third order intercept (two-tone input power = +17 dbm each tone) vctl = 0/+3v vctl = 0/+5v vctl = 0/+8v 0.5 - 3.0 ghz 45 65 65 dbm dbm dbm switching characteristics dc - 3.0 ghz trise, tfall (10/90% rf) ton, toff (50% ctl to 10/90% rf) 70 90 ns ns v00.0905 hmc545 / 545e
switches - smt 10 10 - 307 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 return loss insertion loss isolation between ports rfc and rf1/rf2 gaas mmic spdt switch, dc - 3 ghz input p0.1db vs. vctl v00.0905 hmc545 / 545e isolation between ports rf1 and rf2 -2 -1.5 -1 -0.5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 +25 c +85 c -40 c insertion loss (db) frequency (ghz) -45 -40 -35 -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 rf1 on rf2 on isolation (db) frequency (ghz) -45 -40 -35 -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 rf1 rf2 isolation (db) frequency (ghz) -40 -35 -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 rfc rf1, rf2 on return loss (db) frequency (ghz) 0 5 10 15 20 25 30 35 40 0 0.5 1 1.5 2 2.5 3 +3v +5v +8v input p1db (dbm) frequency (ghz) 0 5 10 15 20 25 30 35 40 0 0.5 1 1.5 2 2.5 3 +3v +5v +8v input p0.1db (dbm) frequency (ghz) input p1db vs. vctl
switches - smt 10 10 - 308 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 gaas mmic spdt switch, dc - 3 ghz v00.0905 hmc545 / 545e control voltages absolute maximum ratings state bias condition low 0 to 0.2 vdc @ 1 a typical high +3 vdc @ 0.5 a typical to +8 vdc @ 3 a typical (0.2 vdc) rf input power (vctl = 0/+8v) +34 dbm control voltage range (a & b) -0.2 to +12 vdc hot switch power level (vctl = 0/+8v) +32 dbm channel temperature 150 c continuous pdiss (t= 85 c) (derate 3.5 mw/ c above 85c) 0.23 w thermal resistance 282 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c esd sensitivity (hbm) class 1a dc blocks are required at ports rfc, rf1 and rf2. electrostatic sensitive device observe handling precautions control input control current a b rfc to rf1 rfc to rf2 low high off on high low on off truth table input third order intercept point vs. control voltage 30 35 40 45 50 55 60 65 70 75 0.5 1 1.5 2 2.5 3 +3v +5v +8v input ip3 (dbm) frequency (ghz) low frequency input p0.1db vs. vctl 10 15 20 25 30 35 40 0.01 0.1 1 +3v +5v +8v input p0.1db (dbm) frequency (ghz) low frequency input p1db vs. vctl 10 15 20 25 30 35 40 0.01 0.1 1 +3v +5v +8v input p1db (dbm) frequency (ghz) insertion loss, t = +25 c -0.4 -0.35 -0.3 -0.25 -0.2 -0.15 -0.1 -0.05 0 0 0.5 1 1.5 2 2.5 3 insertion loss (db) frequency (ghz)
switches - smt 10 10 - 309 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 gaas mmic spdt switch, dc - 3 ghz v00.0905 hmc545 / 545e 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 must be soldered to pcb rf ground. package information part number package body material lead finish msl rating package marking hmc545 low stress injection molded plastic sn/pb solder msl1 [1] h545 hmc545e rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] 545e [1] max peak re ow temperature of 235 c [2] max peak re ow temperature of 260 c
switches - smt 10 10 - 310 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 gaas mmic spdt switch, dc - 3 ghz v00.0905 hmc545 / 545e typical application circuit notes: 1. set logic gate vdd = +3v to +5v and use hct series logic to provide a ttl driver interface. 2. control inputs a/b can be driven directly with cmos logic (hc) with vdd of +3v to +8v applied to the cmos logic gates. 3. dc blocking capacitors are required for each rf port as shown. capacitor value determines lowest frequency of operation. 4. highest rf signal power capability is achieved with vdd = +8v and a/b set to 0/+8v. pin descriptions pin number function description interface schematic 1, 3, 5 rf2, rf1, rfc these pins are dc coupled and matched to 50 ohms. blocking capacitors are required. 2 gnd this pin must be connected to rf/dc ground. 4 b see truth and control voltage tables. 6 a see truth and control voltage tables.
switches - smt 10 10 - 311 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 gaas mmic spdt switch, dc - 3 ghz v00.0905 hmc545 / 545e evaluation pcb the circuit board used in the 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 should be connected directly to the ground plane similar to that shown above. the evalua- tion circuit board shown above is available from hittite microwave corporation upon request. list of materials for evaluation pcb 101675 [1] item description j1 - j5 pcb mount sma rf connector j6 - j8 dc pin c1 - c5 330 pf capacitor, 0402 pkg. u1 hmc545 / hmc545e spdt switch pcb [2] 101659 evaluation pcb [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350
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