SP454

www.DataSheet4U.com Sichuan Institute of Piezoelectric and Acoustooptic Technology For DECT RF Filters (F-11 Package) SP454 Electrical Characteristic: Characteristic Nominal Center Frequency Stop Band Attenuation (from peak level) 1) at DC~(F0-30.7)MHz 2) at F0+30.7MHz~F0+200MHz Insertion Loss(at F0±2.0MHz) 3DVVEDQG YDULDWLRQ at F0±2.0 MHz) Input/Output Impedance (Nominal) Input/Output Impedance(fig1): Sym F0 Unit MHz dB Spec 454.3 50min 50min 4.5max 2max 50Ω IL dB dB F-11 Package(fig2): L1 L2=18nH;C1 C2=1pF This may be changed according to PCB Frequency Characteristic(fig3): 454.3MHz S A W Filter type performanc e à à -10 -20 Magnitude(dB ) -30 -40 -50 -60 -70 -80 410 420 430 440 450 460 470 Frequency (MHz) 480 490 500 ************************************************************************* ************************* 32%R[  &KRQJTLQJ &KLQD  7HO )D[ HPDLOVDZPNW#VLSDWFRP ...