SAW FILTER

HDF422A

S4

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1. SCOPE

This specification shall cover the characteristics of SAW filter With F422A used for the page

system.

2. ELECTRICAL SPECIFICATION

DC Voltage VDC

10V

AC Voltage Vpp

10V50Hz/60Hz

Operation temperature

-40℃ to +85℃

Storage temperature

-45℃ to +85℃

Maximum Input Power

+20dBm

Electronic Characteristics

2-1.Typical frequency response

2-2.Electrical characteristics

Part number

F422A

Unit

Nominal center frequency (Fo)

422

MHz

Insertion Loss（fo±3.0 MHz）

4.0max

dB

fo-45.8~fo-39.8 MHz

50min

dB

fo +39.8~ fo +45.8MHz

45min

dB

Ripple (with Fo ±3.0MHz)

2.0max

dB

Passband(-3dB)

10.5typ

MHz

Input/Output Impedance(Nominal)

50//0

Ω/pF