SF455A

www.DataSheet4U.com China Electronics Technology Group Corporation No.26 Research Institute CDMA 450 Low Loss TX Filter System Designator Function A/B TX www.sipatsaw.com SIPAT Co., Ltd. Part Number:SF455A 1． Test conditions RF power Room Temperature Terminating source impedance (ZS): Terminating load impedance (ZL): 0 23 50 50 dBm °C Ω Ω 2． Specifications Minimum Centre frequency Pass Band Insertion Loss in Pass Band VSWR in Pass Band Absolute Rejection 0.3 MHz – 442.5MHz RX Rejection 462.5 MHz – 467.48 MHz 462.5 MHz – 467.48 MHz *) Rejection 900 MHz Cellular 467.48 MHz – 1565 MHz Rejection GPS Band 1565 MHz – 1585 MHz Rejection PCS DCS UMTS 1585 MHz – 1800 MHz Operating temperature range Temperature coefficient of frequency Input Power 30 -30 -30 27 -10 … +60C° Typical 454.99 Maximum 457.48 Unit MHz MHz dB 452.5 2.0 1.2:1 30 35 40 30 30 32 45 45 34 37 37 2.8 1.4:1 dB dB dB dB dB dB +85 °C ppm/°C dBm *) Temperature Range: 3. Matching Network Input 50Ω Output 50Ω SIPAT Co., Ltd. ( CETC No. 26 Research Institute ) Nanping Huayuan Road No. 14 Chongqing, China, 400060 Part Number Rev. Date Rev. SF455A 2005-2-14 PR6.0 Page 1/6 Phone: +86-23-62920684 Fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute CDMA 450 Low Loss TX Filter System Designator Function A/B TX www.sipatsaw.com SIPAT Co., Ltd. 4. Part Number:SF455A Package Dimension 1.90 3.80±0.20 6 Pin No. Function 2....