3

Aug 30, 2006

B5032

456.00 MHz

SAW Components

SAW IF filter

Data Sheet

Please read

cautions and warnings and

important notes at the end of this document.

Characteristics

Operating temperature range:

T =

–40 to 90 ˚C

Terminating load impedance:

Matching network to 50

Ω single ended (element values depend on PCB layout)

min.

typ.

@ 25 ˚C

max.

Nominal frequency

—

456.0

—

MHz

Minimum insertion attenuation

α

min

—

8.7

11.0

dB

(including matching network)

Amplitude ripple (p-p)

∆α

—

0.4

1.5

dB

—

0.5

2.0

dB

Group delay ripple (p-p)

∆τ

—

35

150

ns

τ

—

0.7

2.0

µs

Relative attenuation (relative to

α

α

rel

43

—

dB

411 - 413 MHz

40

50

—

dB

393 - 411 MHz

40

50

—

dB

343 - 393 MHz

42

50

—

dB

Average relative attenuation (relative to

α

α

avg

441.2 - 450.8 MHz

7.0

8.8

—

dB

461.2 - 470.8 MHz

7.0

9.1

—

dB

423.2 - 432.8 MHz

51

—

dB

479.2 - 488.8 MHz

52

—

dB

Temperature coefficient of frequency

—

–18

—

ppm/K