SAW Components
SAW Tx Filter
Data sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = –15 ˚C to +80 ˚C
Z
S
=
50
Ω
Z
L
=
50
Ω
B9431
897.5 MHz
min.
Center frequency
Maximum insertion attenuation
880.0 ... 915.0
Amplitude ripple
(p-p)
880.0 ...
Input VSWR
880.0 ...
Output VSWR
880.0 ...
Attenuation
10.0 ... 800.0
800.0 ... 860.0
860.0 ... 870.0
925.0 ... 935.0
935.0 ... 1805.0
1805.0 ... 3660.0
3660.0 ... 6000.0
3.0 dB max. at
–30 ˚Cto+85 ˚C
2.0 dB max. at
–30 ˚Cto+85 ˚C
MHz
MHz
MHz
MHz
MHz
MHz
MHz
915.0
MHz
α
45
25
12
8
25
30
15
—
915.0
MHz
—
915.0
MHz
∆α
MHz
—
f
C
α
max
—
—
typ.
@ 25˚C
897.5
1.9
0.8
1.75
1.7
max.
—
2.5
1)
1.5
2)
2.0
2.0
MHz
dB
dB
48
39
24
15
36
46
48
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
1)
2)
Please read
cautions and warnings and
important notes
at the end of this document.
3
Jan 25, 2007
EPCOS [ EPCOS ]
