5

September 22, 2010

B8740

832.0 / 911.5 MHz

SAW Components

SAW band–stop filter

Data Sheet

Please read

cautions and warnings and

important notes at the end of this document.

Characteristics (including losses in the matching network)

Temperature range for specification:

T

= –30 ˚C to +85 ˚C

Terminating source impedance:

Terminating load impedance:

Matching network (element values depend on PCB layout)

min.

typ.

@ 25 ˚C

max.

Nominal center frequency

—

832.0

911.5

—

MHz

Minimum insertion attenuation

α

min

470.00 ...

770.00 MHz

—

1.1

1.3

dB

Maximum insertion attenuation

α

max

470.00 ...

710.00 MHz

—

1.7

2.2

dB

710.00 ...

770.00 MHz

—

2.7

4.2

dB

Attenuation

α

90.00 ...

222.00 MHz

14.0

17.0

—

dB

824.00 ...

840.00 MHz

36.0

43.0

—

dB

898.00 ...

925.00 MHz

40.0

46.0

—

dB

1427.90 ... 1452.90 MHz

48.0

53.0

—

dB

1749.90 ... 1784.90 MHz

45.0

50.0

—

dB

1920.00 ... 1980.00 MHz

46.0

51.0

—

dB

Group delay ripple (p-p)

∆τ

470.00 ...

770.00 MHz

—6

—

ns

Q factor of inductors:

40 @ 770 MHz

14

3

2