CHR3394-QEG RoHS COMPLIANT 37-40GHz Integrated Down Converter GaAs Monolithic Microwave IC in SMD leadless package Description The CHR3394-QEG is a multifunction monolithic receiver, which integrates a balanced cold FET mixer, a LO chain with buffers associated to a time two multiplier, and a RF low noise amplifier. UUUMMMSSS It is designed for a wide range of RRR339433943394 applications, from military to commercial communication systems. YYWYYWYYWWWW The circuit is manufactured with a pHEMT process, 0.15m gate length, via holes through the substrate, air bridges and electron beam gate lithography. It is supplied in RoHS compliant SMD package. Main Features Conversion gain IF 2GHz (USB & LSB modes) 20 Broadband performances: 37-40GHz 18 13dB Conversion gain 16 15dBc Image Rejection 14 1dBm IIP3 12 10 3.5dB Noise Figure for IF>0.1GHz 8 0dBm LO input Power 6 DC bias: Vd=4V Id=250mA 4 USB LSB 24L-QFN4x5 2 0 MSL1 35 36 37 38 39 40 41 RF Frequency (GHz) Main Characteristics Tamb.= +25C Symbol Parameter Min Typ Max Unit F RF frequency range 37 40 GHz RF F LO frequency range 17.5 21.0 GHz LO F IF frequency range DC 3.5 GHz IF G Conversion gain 13 dB Ref. : DSCHR3394-QEG1192 - 11 Jul 11 1/14 Specifications subject to change without notice United Monolithic Semiconductors S.A.S. Route Dpartementale 128 - BP46 - 91401 Orsay Cedex France Tel.: +33 (0) 1 69 33 03 08 - Fax: +33 (0) 1 69 33 03 09 Conversion Gain (dB)CHR3394-QEG 37-40GHz Integrated Down Converter Main Characteristics (1) Tamb.= +25C, VD = VD1 = +4V Symbol Parameter Min Typ Max Unit F RF frequency range 37 40 GHz RF F LO frequency range 17.5 21.0 GHz LO F IF frequency range DC 3.5 GHz IF (2) G Conversion gain 13 dB NF Noise Figure for IF>0.1GHz 3.5 dB (2) Im rej Image rejection 15 dBc P LO Input power 0 dBm LO IIP3 Input IP3 1 dBm LO RL LO return loss -12 dB RF RL RF return loss -6 dB VGL LNA DC gate voltage -0.1 V VGX Multiplier DC gate voltage -0.9 V (3) IDt Total Drain current (ID+ID1) 250 mA These values are representative of on-board measurements. (1) VD: LO-chain drain bias voltage. VD1: LNA drain bias voltage. (2) An external combiner 90 is required on I/Q. (3) ID: LO-chain drain current, typically 125mA. (3) ID1: LNA drain current, typically 125mA, should be tuned with VGL. Electrostatic discharge sensitive device observe handling precautions Ref. : DSCHR3394-QEG1192 - 11 Jul 11 2/14 Specifications subject to change without notice Route Dpartementale 128, BP46 - 91401 ORSAY Cedex - FRANCE Tel.: +33 (0) 1 69 33 03 08 - Fax: +33 (0) 1 69 33 03 09