3

July 14, 2005

SAW Components

B4235

942,5/1842,5 MHz

Low-Loss Dual Band Filter for Mobile Communication

Data Sheet

Characteristics Filter 1 ( GSM900 )

Operating temperature range:

T

= +25

± 2 ˚C

Terminating source impedance:

Terminating load impedance:

min.

typ.

max.

Center frequency

—

942,5

—

MHz

Maximum insertion attenuation

α

max

925,0

... 960,0

MHz

—

1,8

2,2

dB

Amplitude ripple (p-p)

∆α

925,0

... 960,0

MHz

—

0,6

1,2

dB

Input VSWR

925,0

... 960,0

MHz

—

1,9

2,1

Output VSWR

925,0

... 960,0

MHz

—

1,9

2,1

Output amplitude balance

925,0

... 960,0

MHz

-2,0

—

2,0

dB

Output phase balance (

925,0

... 960,0

MHz

-10,0

—

10,0

degree

Absolute attenuation

α

abs

10,0

... 480,0

MHz

45,0

53,0

—

dB

480,0

... 880,0

MHz

30,0

38,0

—

dB

880,0

... 905,0

MHz

24,0

27,0

—

dB

905,0

... 915,0

MHz

20,0

25,0

—

dB

980,0

...1050,0

MHz

23,0

30,0

—

dB

1050,0

...3500,0

MHz

30,0

34,0

—

dB

3500,0

...4500,0

MHz

22,0

26,0

—

dB

4500,0

...6000,0

MHz

15,0

17,0

—

dB