SAW Components
SAW GPS filter
Data Sheet
Characteristics of Filter
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = –30 ˚C to +85˚C
Z
S
=
50
Ω
Z
L
=
50
Ω
LT57B
typ.
@ 25 ˚C
1575.42
B9444
1575.42 MHz
min.
Center frequency
f
C
—
max.
—
MHz
Maximum insertion attenuation
α
max
1574.42 ... 1576.42 MHz
Amplitude ripple
(p-p)
∆α
1574.42 ... 1576.42 MHz
Input and Output VSWR
1574.42 ... 1576.42 MHz
Attenuation
0.1
880.0
915.0
1453.0
1625.0
1710.0
2050.0
2250.0
2400.0
2700.0
...
...
...
...
...
...
...
...
...
...
880.0
915.0
1453.0
1525.0
1710.0
2050.0
2250.0
2400.0
2700.0
6000.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
α
—
0.9
1.3
dB
—
0.05
0.6
dB
—
1.25
1.8
42
42
40
37
40
45
40
35
40
30
46
46
46
50
52
50
50
41
49
35
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Please read
cautions and warnings and
important notes
at the end of this document.
3
March 19, 2009
EPCOS [ EPCOS ]
