3

Dec 09, 2005

B5017

168.5 MHz

SAW Components

Low-Loss Filter for WCDMA

Data Sheet

Please read

cautions and warnings and

important notes at the end of this document.

Characteristics

Operating temperature range:

T

=

–20 ˚C ... +80 ˚C

Terminating source impedance:

Terminating load impedance:

min.

typ.

@ 25 ˚C

max.

Nominal frequency

—

168.5

—

MHz

Minimum insertion attenuation

α

min

—

8.3

9.5

dB

Pass bandwidth

α

—

23

—

MHz

Amplitude ripple (p-p)

∆α

—

0.6

1.0

dB

Group delay ripple (p-p)

∆τ

—

40

80

ns

Mean value of absolute group delay

τ

398

408

418

ns

Relative attenuation (relative to

α

α

rel

1.0

...

100.0 MHz

40

50

—

dB

100.0

...

149.0 MHz

33

40

—

dB

190.0

...

250.0 MHz

33

36

—

dB

250.0

...

310.0 MHz

40

60

—

dB

310.0

...

410.0 MHz

50

60

—

dB

410.0

... 1000.0 MHz

40

70

—

dB

Temperature coefficient of frequency

—

–87

—

ppm/K