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NSVS849 Apr. 2005 JRC SAW FILTER NSVS849 Application 644.531MHz Data Communications Electrical Specification: (Table 1) The device characteristics are measured in the circuit shown in Fig.1. Table 1. Electrical Specifications (at Room Temperature) Item Spec. Typ. Nominal Center Frequency (f0) 644.431~644.631MHz...
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NSVS849 Apr. 2005 50Ω 50Ω Fig.1 Measuring circuit 3.2±0.1 Marking (1) Lot Number (a) Year (b) Month (1.35) *Oct.--- X [4x] Nov.--- Y Dec.--- Z (2) Part number Mark (0.8) [2x] Pin no. Connection IN/OUT OUT/IN Fig.2 Package dimensions (in mm) 1.75...
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NSVS849 Apr. 2005 Notice 1. Use this component within operating temperature range. It might not be satisfied with electrical specification without operating temperature range. When it is used less than -30ºC or more than +85ºC, it might be a cause of degradation or destruction of the component.
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NSVS849 Apr. 2005 ‚ ‚ ‚ 50 O *27nH ‚ U 39pF 50 O *27nH ‚ T ‚ ‚ ‚ ‚ 33pF FREQUENCY CHARACTERISTICS *murata LQW18A series Fig.1 Measuring circuit 13.30±0.20 (1.26±0.13) J4Y1 VS971 CH1: Center 644.531 Span: 10 CH2: Center 644.531 Span: 10 (R0.3)