SAW Device IF SAW Filter for Digital Terrestrial Broadcasting For Industrial Use n Features l A filter with a low-band ripple. l A low group delay ripple. l Excellent steepness characteristics. Pb Free n Specifications Model WF555C0037KB Item min. typ. Nominal frequency : f0 (MHz) max. 37.15 Minimal insertion loss (f0)(dB) – 31.1 33 Ripple (f0±2.8MHz)(dB) – 0.25 0.5 38 – Guaranteed attenuation f0±3.2 to 15MHz 35 Operating temperature range (°C) –10 to +70 Input impedance (Ω) 50 Output impedance (Ω) 50 n Dimensions n Characteristics [In-band characteristics] mm PAD NO. CONNECTION GND 2 INPUT 7 OUTPUT 0.500 dB/ 6.5 7.6 max Others CH1 A/R LOG MAG REF –31.510 dB 9–φ0.6 CH1 CENTER(MHz) 37.1500 SPAN(MHz) 10.000 51.5 max 5.08 12.7 [Out-of-band characteristics] 12.7 5.08 2 3 4 5 9 8 7 6 20.32 1 10.000 dB/ 31.5 max CH1 A/R LOG MAG REF –31.510 dB 3–φ2.2 CH1 CENTER(MHz) 37.1500 SPAN(MHz) 30.000 sa19_071102_WF555C0037KB_e1