SIPAT Co.,Ltd www.sipatsaw.com China Electronics Technology Group Corporation No.26 Research Institute LBT14049 SAW Filter Electrical Characteristic Specifications Parameter Unit Minimum Typical Maximum Center Frequency Insertion Loss MHz 139.92 140 140.08 dB - 24.1 25 1 dB Bandwidth MHz 4.1 4.14 - 3 dB Bandwidth MHz 4.4 4.44 - 40 dB Bandwidth MHz - 5.35 5.5 50 dB Bandwidth MHz 5.5 6.5 Phase Linearity (over 1 dB Bandwidth) degree - 4.5 3 Group Delay Variation (over 1 dB Bandwidth) nsec - 87 80 Passband Variation dB - 0.8 1 Absolute Delay usec - 3.52 3.75 Ultimate Rejection dB 50 60 112LT Subatrate Material °C Ambient Temperature 25 DIP2712 Package Size (27.2x12.7x5.2mm3) Typical Performance Type performance -24.1025 -34.1025 Magnitude(dB) -44.1025 -54.1025 -64.1025 -74.1025 -84.1025 -94.1025 -104.1025 132 Package Outline 134 136 138 140 142 Frequency(MHz) 144 146 148 Matching Configuration C1=47pF C2=56pF L1=15nH L2=18nH Source/Load Impedance=50 ohm Notes - Component values may change depending on board layout. P.O. Box 2513 Chongqing, China 400060 Tel:+86-23-62920684 Fax:62805284 E-mail: [email protected]