LGE F4109 SAW Filter The LGE F4109 is a low-loss, compact, and economical surface-acoustic-wave (SAW) RF filter in a surface-mount ceramic QCC8D case with center frequency 433.920 MHz. 1. Package Dimension (QCC8D) 2. Marking Pin Configuration 1 Input 5 Output 2, 3, 6, 7 Ground 4, 8 Case Ground 3. Matching Circuit LGE F4109 Laser Marking 4. Typical Frequency Response LGE F4109 SAW Filter 5. Performance 5-1. Maximum Ratings Rating Value Unit P 10 dBm DC Voltage V DC 12 V Operable Temperature Range TA -10 to +65 ℃ Storage Temperature Range T stg -40 to +85 ℃ Input Power Level 5-2. Electronic Characteristics Characteristic Center Frequency fC Insertion Loss IL 433.760 …. 434.140 MHz Relative Attenuation (relative to IL) f C - 21.4 MHz f C - 10.7 MHz Ultimate α rel Amplitude Ripple (p-p) 433.760 …. 434.140 MHz Δα Minimum Typical Maximum Unit -- 433.920 -- MHz -- 3.0 4.5 dB 38 35 48 48 45 60 ---- dB dB dB -- -- 1.0 dB