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 t/r - smt 11 - 2 discontinued product not recommended for new designs hmc226 / 226e gaas mmic +3v sot26 transmit / receive switch, dc - 2 ghz v03.0505 general description features functional diagram low insertion loss: 0.6 db ultra small package: sot26 high input p1db: +35 to +38 dbm high input ip3: +55 to +61 dbm positive control: 0/+3v to 0/+8v included in the hmc-dk005 designers kit electrical speci cations, t a = +25 c, vctl = 0/+3 vdc, 50 ohm system typical applications the hmc226 / hmc226e is ideal for: ? 900 mhz ism/cellular ? 1900 mhz pcs the hmc226 & hmc226e are low-cost spdt swit- ches in 6-lead sot26 packages for use in transmit- receive applications which require very low distortion at high signal power levels. the device can control signals from dc to 2.0 ghz and is especially suited for 450 mhz, 900 mhz, and 1.8 - 2 ghz applications with 0.5 to 0.8 db loss. the design provides excep- tional p1db and intermodulation performance; a +35 dbm 1db compression point and +55 dbm third order intercept at +3 volt bias. rf1 and rf2 are re ective opens when off. on-chip circuitry allows single positive supply operation at very low dc current with control inputs compatible with cmos and most ttl logic families. parameter frequency min. typ. max. units insertion loss dc - 0.5 ghz dc - 1.0 ghz dc - 2.0 ghz 0.5 0.6 0.8 0.8 0.9 1.2 db db db isolation dc - 0.5 ghz dc - 1.0 ghz dc - 2.0 ghz 23 17 12 26 20 15 db db db return loss dc - 0.5 ghz dc - 1.0 ghz dc - 2.0 ghz 23 21 14 27 25 18 db db db input power for 1 db compression 0/5v control 0/3v control 0.3 - 2.0 ghz 34 31 38 35 dbm dbm input third order intercept (two-tone input power = +26 dbm each tone) 0/5v control 0/3v control 0.3 - 2.0 ghz 61 55 dbm dbm switching characteristics dc - 2.0 ghz trise, tfall (10/90% rf) ton, toff (50% ctl to 10/90% rf) 70 140 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 t/r - smt 11 - 3 discontinued product not recommended for new designs hmc226 / 226e return loss insertion loss vs temperature isolation v03.0505 gaas mmic +3v sot26 transmit / receive switch, dc - 2 ghz -3 -2.5 -2 -1.5 -1 -0.5 0 0 0.5 1 1.5 2 2.5 +25 c +85 c -40 c insertion loss (db) frequency (ghz) -50 -40 -30 -20 -10 0 0 0.5 1 1.5 2 2.5 isolation (db) frequency (ghz) -35 -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 rfc rf1,rf2 return loss (db) frequency (ghz) input 0.1 and 1.0 db compression vs. control voltage @ 900 mhz 20 25 30 35 40 2345678 0.1 db compression 1 db compression input compression (dbm) control voltage (vdc) compression vs. control voltage @ 900 mhz caution: do not operate continuously at power levels >1 db com- pression and do not hot switch power levels greater than +23dbm (v ctl = +3vdc). control input input power for 0.1 db compression input power for 1.0 db compression (vdc) (dbm) (dbm) +3 30 35 +5 33 38 +7 35 38.5 truth table *control input voltage tolerances are 0.2 vdc. dc blocks are required at ports rfc, rf1 and rf2. control input* control current signal path state a (vdc) b (vdc) ia (ua) ib (ua) rf to rf1 rf to rf2 0+3-5 5onoff +3 0 5 -5 off on 0 +5 -10 10 on off +5 0 10 -10 off on 0 +8 -45 45 on off +8 0 45 -45 off on absolute maximum ratings max. input power (v ctl = 0/+3v) 0.05 ghz 0.5 - 2 ghz +27 dbm +36 dbm control voltage range (a & b) -0.2 to +12 vdc storage temperature -65 to +150 c operating temperature -40 to +85 c esd sensitivity (hbm) class 1a electrostatic sensitive device observe handling precautions
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 t/r - smt 11 - 4 discontinued product not recommended for new designs hmc226 / 226e v03.0505 gaas mmic +3v sot26 transmit / receive switch, dc - 2 ghz outline drawing part number package body material lead finish msl rating package marking [3] hmc226 low stress injection molded plastic sn/pb solder msl1 [1] h226 xxxx hmc226e rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] 226e 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 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. notes: 1. set logic gate and switch 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 3 to 8 volts 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 v set to +10v. the switch will operate properly (but at lower rf power capability) at bias voltages down to +3v. typical application circuit
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 t/r - smt 11 - 5 discontinued product not recommended for new designs hmc226 / 226e v03.0505 gaas mmic +3v sot26 transmit / receive switch, dc - 2 ghz 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 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. list of materials for evaluation pbc 101675 [1] item description j1 - j3 pcb mount sma rf connector j4 - j7 dc pin c1 - c3 330 pf capacitor, 0402 pkg. u1 hmc226 / hmc226e t/r 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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