China Electronics Technology Group Corporation No.26 Research Institute 280MHz SAW Filter www.DataSheet4U.com 11MHz Bandwidth Part Number: UE280 www.sipatsaw.com SIPAT Co., Ltd. Specifications Parameter Center Frequency Insertion Loss 1 dB Bandwidth 3 dB Bandwidth 40 dB Bandwidth Passband Variation Ultimate Rejection (f0-100MHz~f0-37.5MHz) Ultimate Rejection (f0+100MHz~f0+37.5MHz) Material Temperature coefficient Ambient Temperature Package Size KHz/°C °C F-11 -22.96 25 Unit MHz dB MHz MHz .