3

May 11, 2000

SAW Components

B4937

109,8 MHz

Low-Loss Filter for Mobile Communication

Data Sheet

Characteristics

Operating temperature range:

T

= -35 to +85 ˚C

Terminating source impedance:

Terminating load impedance:

Test Matching Network to bal. 200

Ω / unbal. 50Ω (element values depend on PCB layout)

min.

typ.

max.

Nominal frequency

—

109,8

—

MHz

Minimum insertion attenuation

(including losses in matching circuit)

α

min

—

8,5

10,0

dB

Amplitude ripple (p-p)

∆α

...

—

0,4

1,0

dB

Phase Linearity (rms)

∆τ

—

1,5

3,0

˚

Relative attenuation (relative to

α

α

rel

—

4,0

5,0

dB

38

42

—

dB

MHz

40

45

—

dB

35

39

—

dB

MHz

35

38

—

dB

MHz

35

38

—

dB

33

35

—

dB

MHz

40

45

—

dB

38

42

—

dB

...

36

40

—

dB

...

33

38

—

dB

...

33

35

—

dB

...

36

40

—

dB