WF748D0140CD NDK | Alldatasheet
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SAW Filter for Radio Communication For Industrial Use sa16_071102_WF748D0140CD_e1 PAD NO. CONNECTION Others GND
10 INPUT
5 OUTPUT
Item min. typ. max. Nominal frequency : f 0 (MHz) – 140 – Insertion loss at Fc – – 11 1-dB passband width (MHz) 21 – – 3-dB passband width (MHz) 23.9 – – Passband width 35-dB passband width (In Band)(MHz) – – 34 (rel to Fc) Ripple (@ Fc ±10MHz)(dB) – – 1.0 Phase linearity (@ Fc ±10MHz)(deg) – – 14 Group delay time ripple (@ Fc ±10MHz)(ns) – – 100 Absolute delay time @ Fc (is) – 0.76 – Out Band Guaranteed attenuation (dB) @ Fc–20MHz 40 – – (rel to Fc) @ Fc+20MHz 33 – – Operating temperature range (°C) 23 – 27 Terminating impedance (Ω) 50 (with matching) [In-band characteristics] [Out-of-band characteristics] 10–0.6 1.5 1.6 2.54 5.0 7.0 1.27 1.27 2×1.27 9–1.0 1 2 3 8 7 6 2.54 5.0 1.4 1.5 0.82.5 7.0 1.27 1.9 Reference land pattern CH1 CH1 A/R LOG MAG REF –9.290 dB 1.000 dB/ CENTER(MHz) 140.0000 SPAN(MHz) 50.000 CH1 CH1 A/R LOG MAG REF –9.290 dB 10.000 dB/ CENTER(MHz) 140.0000 SPAN(MHz) 100.000 10 5 C2 OUT SAW IN 50Ω 50Ω n Dimensions n Characteristics n Features l A low-loss filter. l Compact. l Excellent guaranteed attenuation. n Specifications n Matching Circuit