Rficsolutions Inc. RJL01 free download

File name RJL01_1.5_1.7GHz_GPS_LNA_.pdf

RFIC Solutions Inc. Low Noise Amplifier Description . Preliminary Datasheet RJL01 Functional Diagram . The RJL01 is 1.5 to 1.7 GHz, Low Noise Amplifier IP Block. The LNA is designed on the 0.18um SiGe BiCMOS Process. The device is designed for GPS system. The LNA has provision for mode control to turn off. It requires a single +3.0 Volt supply and consumes only 12 mA current. The simulated noise figure is 0.5 at 1.575 GHz. Applications. · GPS System Application . Supply Biasing Ckt Matching Matching Key Features. · · · . 1.5 GHz to 1.7 GHz frequency range covered 0.5 dB Noise Figure at 1.575 GHz On chip Mode control to turn ON/OFF the LNA Electrical Specifications. . Conditions: Vcc = 3.0 V & TA=25 0C Parameter Operating Freq Gain Noise Figure Stability Input return loss Output return loss Reverse isolation Supply Current Supply Voltage Min 1500 Typ 1575 14.5 0.5 Unconditionally stable 20 12 20 11.25 3 Max 1625 Unit MHz dB dB dB dB dB mA V May 12, 2007 www.rficsolutions.com Page 1 of 3 RFIC Solutions Inc. Proprietary Information Data subject to change without Notice RFIC Solutions Inc. Low Noise Amplifier Simulated Results. Gain Vs Freq 15 dB(S(2,1)) 10 nf(2) 6 5 4 3 2 1 0 0.5 Preliminary Datasheet RJL01 . Noise Figure Vs Freq 5 0 0.5 0.8 1.1 1.4 1.7 2.0 2.3 2.5 0.8 1.1 1.4 1.7 2.0 2.3 2.5 freq, GHz freq, GHz Gain vs Mode control Voltage 20 Pout vs Pin 20 15 Pout 10 5 0 -10 -8 10 dB(S(2,1)) 0 -10 -20 -2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 1.5 2.0 -6 -4 -2 0 Pin 2 4 6 8 10 Vmode Output Return Loss Vs Freq 0 dB(S(2,2)) -5 -10 -15 0.5 0.8 1.1 1.4 1.7 2.0 2.3 2.5 freq, GHz Input Return Loss Vs Freq 0 -7 dB(S(1,1)) -14 -21 -28 -35 0.5 0.8 1.1 1.4 1.7 2.0 2.3 2.5 freq, GHz May 12, 2007 www.rficsolutions.com Page 2 of 3 RFIC Solutions Inc. Proprietary Information Data subject to change without Notice RFIC Solutions Inc. Low Noise Amplifier Layout Preliminary Datasheet RJL01 May 12, 2007 www.rficsolutions.com Page 3 of 3 RFIC Solutions Inc. Proprietary Information Data subject to change without Notice