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| Datasheet File OCR Text: |
| SAW Device SAW Filter for CATV n Features l A low-loss filter. l With a low-band ripple. l Excellent group delay characteristics. l Excellent guaranteed attenuation. For Industrial Use Pb Free n Specifications Model Item Nominal center frequency : f0 (MHz) Insertion loss (dB) (at f0) In-band deviation (dB p-p) (f02.79MHz) Group delay deviation (ns p-p) (f02.79MHz) Out-of-band attenuation (dB) from the minimal insertion loss Operating temperature range (C) Terminating impedance () f0-6MHz to f0-3.21MHz f0+3.21MHz to f0+6MHz min. - - - - 30 30 0 WF957A0056KB typ. 56.857142 27.4 0.7 60.0 37 38 - 50 max. - 35 1.2 140 - - 60 n Dimensions mm PAD NO. Others 2 7 CONNECTION GND INPUT OUTPUT n Characteristics [In-band CH1 A/R LOG MAG REF -27.360 dB 0.500 dB/ CH2 A/R DELAY REF 4.983 sec 0.100 sec/ characteristics] 9-0.6 CH1 CENTER(MHz) 56.8571 CH2 CENTER(MHz) 56.8571 51.5max 5.08 12.7 12.7 5.08 SPAN(MHz)10.000 SPAN(MHz)10.000 6.5 7.6 max [Out-of-band characteristics] CH1 A/R LOG MAG REF -27.360dB 10.000 dB/ 31.5max 12 3 4 5 20.32 9 8 7 6 CH1 CENTER(MHz) 56.8571 SPAN(MHz) 12.000 sa20_071102_WF957A0056KB_e1 |
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