Sichuan Institute of Piezoelectric and Acoustooptic Technology

For DECT RF Filters (F-11 Package)

Electrical Characteristic:

Characteristic

Sym

Unit

Spec

Nominal Center Frequency

MHz

454.3

Stop Band Attenuation (from peak level)

dB

50min

50min

±2.0MHz)

IL

dB

4.5max

dB

2max

Input/Output Impedance (Nominal)

50

Ω

Input/Output Impedance(fig1):

F-11 Package(fig2):

L1

ÃL2=18nH;C1ÃC2=1pF

This may be changed according to PCB

Frequency Characteristic(fig3):

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SP454

410

420

430

440

450

460

470

480

490

500

-80

-70

-60

-50

-40

-30

-20

-10

454.3MHz S A W Filter type performanc e

Frequency (MHz)