3

May 18, 2009

B5209

140.0 MHz

SAW Components

SAW IF filter

Data sheet

Please read

cautions and warnings and

important notes at the end of this document.

Characteristics

Temperature range for specification:

T

=

–5 ˚C to +80 ˚C

Terminating source impedance:

Terminating load impedance:

min.

typ.

@ 25 ˚C

max.

Nominal frequency

—

140

—

MHz

Minimum insertion attenuation

α

min

—

7.8

10.0

dB

(including matching network)

Passband width

α

15

18.7

—

MHz

α

—

34.1

60

MHz

Amplitude ripple (p-p)

∆α

—

0.66

1.0

dB

0.66

3.0

dB

Group delay ripple (p-p)

∆τ

—

55

100

ns

Relative attenuation (relative to

α

α

rel

40

55

—

dB

40

65

—

dB

Temperature coefficient of frequency

—

–87

—

ppm/K