NSVA278 Oct. 2004 JRC SAW FILTER NSVA278 Application Cordless telephone 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)
NSVA278 Oct. 2004 50Ω 50Ω Fig.1 Measuring circuit 3.5±0.2 Marking (1) Manufacture’s Mark (2) Lot Number (a) Year (b) Month (0.95) (0.8) *Oct.--- X [5x] Nov.--- Y Dec.--- Z (3) Part number Mark (0.6) Pin no. Connection IN/OUT OUT/IN Fig.2 Package dimensions (in mm) [6x] Φ...
NSVA278 Oct. 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.
NSVA278 Oct. 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 903 span 200 CH2 : center 903 span 200 (R0.3)