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SAW Filter for CATV
  • A low-loss filter.
  • With a low-band ripple.
  • Excellent group delay characteristics.
  • Excellent guaranteed attenuation.
WF957A0056KB  Picture
RoHS Pb free
Item min. typ. max.
Nominal center frequency : f0 (MHz) - 56.857142 -
Insertion loss (dB)(at f0) - 27.4 35
In-band deviation (dB p-p)(f0±2.79MHz) - 0.7 1.2
Group delay deviation (ns p-p)(f0±2.79MHz) (dB) - 60.0 140
Out-of-band attenuation (dB)
Minimal insertion lossより
(f0-6MHz~f0-3.21MHz) 30 37 -
(f0+3.21MHz~f0+6MHz) 30 38 -
Operating temperature range (°C) 0 - +60
Terminating impedance (Ω) - 50 -
When ordering or inquiring for SAW devices, please let us know the model.
The above specifications are standard for this NDK product. Please contact NDK sales with your enquiries. WF957A0056KB dimension Printer-friendly PDF 
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