3

Nov 3, 2004

SAW Components

B4232

769,0/860,5 MHz

Low-Loss ’2 in 1’ Filter for Mobile Communication

Data Sheet

Characteristics filter 1

Operating temperature range:

T

= 25

± 2 ˚C

Terminating source impedance:

Terminating load impedance:

min.

typ.

max.

Nominal frequency

—

860,5

—

MHz

Maximum insertion attenuation

α

max

851,0

... 870,0

MHz

—

2,1

2,5

dB

Amplitude ripple (p-p)

∆α

851,0

... 870,0

MHz

—

0,7

1,1

dB

Group delay ripple (p-p)

∆τ

851,0

... 870,0

MHz

—

20,0

50,0

ns

Return loss (Input and Output)

851,0

... 870,0

MHz

10,0

11,5

—

dB

Absolute attenuation

α

abs

0,1

... 483,0

MHz

57

60

—

dB

483,0

... 676,0

MHz

50

60

—

dB

676,0

... 724,0

MHz

40

64

—

dB

741,4

... 773,0

MHz

30

59

—

dB

804,0

... 822,0

MHz

20

42

—

dB

880,0

MHz

7

11

—

dB

898,0

... 918,0

MHz

20

40

—

dB

946,0

... 967,0

MHz

30

59

—

dB

1040,0

... 1070,0

MHz

46

54

—

dB

1070,0

... 1256,0

MHz

43

50

—

dB

1256,0

... 2000,0

MHz

30

40

—

dB

Temperature coefficient of frequency

—

– 36

—

ppm/K