HDF921A2S4 Datasheet, PDF (4/8 Pages) Shoulder Electronics Limited. – Low-Loss SAW Filter of cordless system

SAW FILTER
2.1Electronic Characteristics
Item
Center Frequency(fo)
Insertion Loss(dB)
1.)921±3 MHz
2.)Fo-44.0~-40.0 MHz
3.)Fo-22.0~-19.0 MHz
4.)Fo+21.0~24.0 MHz
5.)Fo+42.0~47.0 MHz
6) Fo+12.0MHz
Ripple deviation (918~924MHz)(dB)
Pass band width(-3dB)
Input/output Impedance(Nominal)
2.2 Frequency Characteristics
HDF921A2 S4
Specification
921 MHz
4.5max
40 min
25 min
20 min
40 min
10 min
2.0max
±2.0MHz min.
50Ω
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