CDMA 900 MHz Diplexer/LNA Preliminary Specifications CDMA 900 MHz Diplexer/LNA Features • • • • • • • • • • • • TX Passband 843 - 870 MHz RX Passband 915.325-924.675 MHz Low Transmit Insertion Loss < 0.6 dB Low Receive Noise Figure < 3.0 dB Typical Receive Path Gain 13 dB Typical Return Loss 18 dB RX to TX Rejections 85 dB TX to RX Rejections 97 dB to 3.0 GHz 1dB Compression Point +3.5dBm, typical Input Intercept Point +13dBm (Pin = -2 dBm) LNA Alarm Circuit Compact Size 13.39 x 10.63 x 2.05 inch Description M/A-COM’s CDMA 900 Filter/LNA is ideally suited for all Basestation applications. The filter performance allows for 97dB rejection at 898 MHz, while the balanced LNA possesses excellent intermodulation performance, low noise figure and controllable gain. Custom models can be designed to fit other electrical and mechanical requirements. Functional Diagram FW D TX Ant D.C. RX LNA RX FW D DC & Alarm 1 Typical Electrical Specifications , TA= +25ºC Parameters TX Path Insertion Loss Return Loss Rejection at RX Band RX PATH Gain Return Loss Noise Figure Input Third Order Intercept 1dB Compression Point Power and Current Units Min. Typ. Max. dB dB dB 0.5 15 95 0.55 18 97 0.6 22 105 dB dB dB dBm dBm V, mA 12 15 2.2 +12 +3.0 5, 170 13.5 18 2.4 +13 +3.5 5, 180 15 20 3.0 +15 +4 5, 190 V1.00 M/A-COM Division of AMP Incorporated ■ North America: Tel. (800) 366-2266, Fax (800) 618-8883 ■ Asia/Pacific: Tel.+85 2 2111 8088, Fax +85 2 2111 8087 ■ Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020 www.macom.com AMP and Connecting at a Higher Level are trademarks. The preliminary specifications data sheet contains typical electrical specifications which may change prior to final introduction. CDMA 900 MHz Diplexer/LNA 1 Absolute Maximum Ratings Parameter RX Path S11 & S21 vs. Frequency Absolute Maximum 1 Input Power Operating Temperature Storage Temperature 5 W CW -25°C to +65°C -65°C to 150°C 1. Exceeding these limits may cause permanent damage. Typical Performance @ +25°C TX Path S11 & S21 vs. Frequency RX Path Rejections to 3 GHz TX Path Rejections to 3 GHz RX Path Noise Figure & Gain V1.00 M/A-COM Division of AMP Incorporated ■ North America: Tel. (800) 366-2266, Fax (800) 618-8883 ■ Asia/Pacific: Tel.+85 2 2111 8088, Fax +85 2 2111 8087 ■ Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020 www.macom.com AMP and Connecting at a Higher Level are trademarks. The preliminary specifications data sheet contains typical electrical specifications which may change prior to final introduction.