Rficsolutions Inc. RJM01 free download

File name RJM01_1.6_3GHz_Gillbert cell Mixer_.pdf

RFIC Solutions Inc. Gilbert Cell Mixer Description . Preliminary Datasheet RJM01 Functional Diagram . The RJM01 is 1.6 to 3.0 GHz; Low noise, Gilbert Cell down conversion SiGe Mixer designed on 0.35 µm SiGe BiCMOS technology. The device is designed for 802.11 b/g standard and WLAN MIMO system. The noise figure is 4.43 dB and it has small die area of 0.6 mm x 0.55 mm. The device works with single +3.3 V supply voltage and draws 48 mA of current. Applications. · · · · · · IEEE 802.11 b/g WLAN Cellular System WiFi Systems ISM Band Systems Wireless Infrastructure Image Reject Mixer . RF fR - fL fR fR + fL fR IF VCO fL Key Features · · · · . Good Conversion Gain Noise figure 8 dB at 2.5 GHz Port Isolation of >50 dB Small Size, Low Cost Electrical Specifications. . Conditions: Vcc = 3.3 V & TA=25 0C Parameter RF Frequency Range IF Frequency Range Conversion Gain @ IF of 250 MHz IIM3 Intercept Point DC Power consumption Noise Figure SSB @ 2.5 GHz Source impedance Supply Current Supply voltage March 12, 2007 Min 1.6 20 0 Typical Max 3 500 8 Units GHz MHz dB dB mW dB Ohms mA V Page 1 of 2 -3 < 30 8 50 48 ± 3.3 www.rficsolutions.com RFIC Solutions Inc. Proprietary Information Data subject to change without Notice RFIC Solutions Inc. Gilbert Cell Mixer Preliminary Datasheet RJM01 Simulated Results. Gain Vs Freq with Fixed IF 0 Down_ConvGain -4 . Port to Port Isolation Port-to-Port Isolation (dB) 60 50 40 RF2IF LO2IF -8 -12 -16 -20 1.000G 1.500G 2.000G 2.500G 3.000G 3.500G RFfreq 30 20 10 0 1.000G 1.500G 2.000G RFfreq 2.500G 3.000G 3.500G 4.000G Noise Vs Freq 4.8 Noise Figure (dB) 4.6 4.4 4.2 4.0 March 12, 2007 1.400G 1.600G 1.800G 2.000G RF (Input) Frequency RFIC Solutions Inc. Proprietary Information Data subject to change without Notice 2.200G 2.400G 2.600G 2.800G 3.000G 3.200G 3.400G www.rficsolutions.com 3.600G Page 2 of 2