Sichuan Institute of Piezoelectric and Acoustooptic Technology For DECT RF Filters (F-11 Package) SP903 Electrical Characteristic: Characteristic Nominal Center Frequency 1dB Bandwidth(from f0) Stop Band Attenuation (from peak level) at F0±45MHz Insertion Loss(at F0±1.2MHz) Input/Output Impedance (Nominal) Input/Output Impedance(fig1): Sym F0 ∆F1dB Unit MHz MHz dB IL dB Spec 903 ±1.2 40min 4.5max F-11 Package(fig2): Ã L1 L2=10nH This may be changed according to PCB Frequency Characteristic(fig3): BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB 32%R[ &KRQJTLQJ &KLQD 7HO )D[ HPDLOTLQWK#QHW