SAW Device SAW Filter for RKE For Industrial Use n Features l This is a low-loss filter. l Excellent out-of-band characteristics Pb Free n Specifications Model WF866A0433CH Item Nominal frequency : f0 (MHz) Minimal insertion loss (IL)(dB) 433.76 to 434.08MHz 3-dB passband width (kHz) Amplitude deviation (dB) Guaranteed attenuation (dB) min. typ. – 433.92 max. – – 3.0 4.0 – 600 – 433.76 to 434.08MHz – 1.0 3.0 10 to 414.00MHz 45 58 – 414.00 to 423.00MHz 40 50 – 423.00 to 427.00MHz 35 45 – 427.00 to 432.92MHz 10 15 – 434.92 to 443.00MHz 10 17 – 443.00 to 550.00MHz 35 42 – 45 70 – –40 – +105 550.00 to 1000.00MHz Operating temperature range (°C) Terminating impedance (Ω) 320//–3.2pF n Dimensions n Characteristics CH1 A/R LOG MAG REF –2.500 dB mm 10.000 dB/ 3.8±0.2 5 8 PAD NO. 4 2 CONNECTION Others GND 1 INPUT 5 OUTPUT 3 1.1±0.2 1 3.8±0.2 6 7 Reference land pattern 4.2 1.4 4 (0.1) 7 6 8–0.6±0.2 36nH 5 1.27±0.2 CENTER(MHz) 433.9200 SPAN(MHz) 50.000 n Matching Circuit 1.4 8 CH1 0.8 4.2 3 1.4 2 6–0.9±0.2 1.8±0.2 1 1.9 0.9±0.2 1.9±0.2 1 5 36nH IN 0.8 0.8 OUT 0.8 SAW 1.25 1.25 50Ω 7pF 7pF 50Ω 2 3 4 6 7 8 sa08_071102_WF866A0433CH_e1