CHT3091AQAG United Monolithic Semiconductors

CHT3091aQAG RoHS COMPLIANT DC-12GHz ATTENUATOR GaAs Monolithic Microwave IC in SMD leadless package Description The CHT3091aQAG is a variable DC-12GHz attenuator designed for a wide range of applications, from military to commercial communication systems. It is supplied in lead-free SMD package. 0 Main Features -5 S11dBmin Board S21dBmin Board S11dBmax Board S21dBmax Board -10 S21dBmin Pkg S21dBmax Pkg Broadband performances: DC-12GHz 15dBm typical input 1dB compression point -15 (any attenuation) DC bias: -5V<VS<0V -5V<VP<0V -20 Package type: 16Leads QFN3x3 -25 2 3 4 5 6 7 8 9 10 11 12 13 14 Frequency (GHz) PCB Measured performances 20C Main Characteristics Tamb. = 25C Symbol Parameter Min Typ Max Unit Fin Input frequency range DC 12 GHz Min Att. Minimum attenuation S21 (VS=0V VP=-5V) 3 4 dB Max Att. Maximum attenuation S21 (VS=-5V VP=0V) 20 23 dB Pin1dB Input 1dB compression point.(any Att) 14 dBm ESD Protection: Electrostatic discharge sensitive device. Observe handling precautions Ref. : DSCHT3091aQAG0211 - 30 Jul 2010 1/6 Specifications subject to change without notice United Monolithic Semiconductors S.A.S. Route Dpartementale 128 - B.P.46 - 91401 Orsay Cedex France Tel.: +33 (0) 1 69 33 03 08 - Fax: +33 (0) 1 69 33 03 09 dBSij (dB)DC-12GHz Attenuator CHT3091aQAG Main Characteristics Tamb. = 25C Symbol Parameter Min Typ Max Unit Fin Input frequency range DC 12 GHz Min Att. Minimum attenuation S21 (VS=0V VP=-5V) 3.0 4.0 dB Max Att. Maximum attenuation S21 (VS=-5V VP=0V) 20 23 dB VSWRin Input VSWR (any attenuation) 2.:1 VSWRout Output VSWR (any attenuation) 2.:1 Pin1dB Input 1dB compression point.(any 14 15 dBm attenuation) These values are representative of onboard measurements as defined in the application section. ESD Protection: Electrostatic discharge sensitive device. Observe handling precautions Absolute Maximum Ratings (1) Tamb. = 25C Symbol Parameter Values Unit VP VP control voltage -6V to +0.6V V VS VS control voltage -6V to +0.6V V Pin RF input power 20 dBm Ta Operating temperature range -40 to +85 C Tstg Storage temperature range -55 to +155 C (1) Operation of this device above anyone of these parameters may cause permanent damage. Typical Bias Conditions For an ambient Temperature of +25C Symbol Pin No. Parameter Values Unit Vs 6 VS control voltage -5 to 0 V Vp 7 VP control voltage 0 to 5 V All other pins are not used for this device (but RFin: pin 2 and RFout: pin 11). Ref. : DSCHT3091aQAG0211 - 30 Jul 2010 2/6 Specifications subject to change without notice Route Dpartementale 128, B.P.46 - 91401 ORSAY Cedex - FRANCE Tel.: +33 (0) 1 69 33 03 08 - Fax: +33 (0) 1 69 33 03 09