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NAVS675 Nov. 2004 JRC SAW FILTER NSVS675 Application 448MHz PAGER Electrical Specification: (Table 1) The device characteristics are measured in the circuit shown in Fig.1. Table 1. Electrical Specifications Item Spec. Typ. Input and Output Impedance 50Ω Nominal Center Frequency (f0)
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NSVS675 Nov. 2004 50Ω 50Ω Fig.1 Measuring circuit 5 . 2 • } 0 . 2 ( 1 ) • i ‚ • • j • i ‚ ‚ • j ‚i‚P‚W ‚ U ‚ V ‚ T ( 2 )
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NSVS675 Nov. 2004 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 -10ºC or more than +60ºC, it might be a cause of degradation or destruction of the component.
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NSVS675 Nov. 2004 ‚ ‚ ‚ 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 448 span 200 CH2 : center 448 span 200 (R0.3)