analog devices welcomes hittite microwave corporation www.analog.com www.hittite.com preliminary
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attenuators - smt 1 1 HMC346AMS8G / 346ams8ge gaas mmic smt voltage-variable attenuator, dc - 8 ghz v00.1115 general description features functional diagram wide bandwidth: dc - 8 ghz low phase shift vs. attenuation 32 db attenuation range electrical specifi cations, t a = +25 c, 50 ohm system typical applications this attenuator is ideal for use as a vva for dc - 8 ghz applications: ? point-to-point radio ? vsat radio the hmc346 a ms8g & hmc346a ms8ge are a b sorp tive voltage variable attenuators (vva) in 8 lead surfac e-mount packages operating from dc - 8 ghz. it features an on-chip reference attenuator for u s e with an external op-amp to provide simple single voltage a t t e n u a t i o n control, 0 to -3v . the device is ideal in designs where an analog dc control signal must con trol rf signal levels over a 30 db amplitude range. applications include agc circuits and temperature compensation of multiple gain stages in microwave point-to-point and vsat radios. parameter min typical max units insertion loss dc - 8 ghz 1.5 2.5 db attenuation range dc - 8 ghz 27 32 db return loss dc - 8 ghz 5 10 db switching characteristics trise, tfall (10/90% rf) ton, toff (50% ctl to 10/90% rf) 2 8 ns ns input power for 0.25 db compression (0.5 - 8 ghz) min. atten. atten. >2 db +8 -2 dbm dbm input third order intercept (0.5 - 8 ghz) (two-tone input power = -8 dbm each tone) min. atten. atten. >2 db +25 +10 dbm dbm information furnished by analog devices is believed to be accurate and reliable. however, no responsibility is assumed by analog devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. for price, delivery, and to place orders: analog devices, inc., one technology way, p.o. box 9106, norwood, ma 02062-9106 phone: 781-329-4700 order online at www.analog.com application support: phone: 1-800-analog-d preliminary
attenuators - smt 2 2 outline drawing absolute maximum ratings rf input power +18 dbm control voltage range +1 to -5 v storage temperature -65 to +150 c operating temperature -40 to +85 c esd sensitivity (hbm) class 1a electrostatic sensitive device observe handling precautions 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. h m c346ams8g / 346ams8ge v00.1115 gaas mmic smt voltage-variable attenuator, dc - 8 ghz for price, delivery, and to place o rd ers: analog devices, inc., one techn ol ogy way, p.o. box 9106, norwood, ma 02062-9106 pho ne: 781-329-4700 o rd er on line at ww w.anal og .com application support: p ho ne: 1-800-analog-d preliminary
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