SAW Components
GPS/GLONASS Extractor
Data sheet
B4322
844.5 / 1575.42 / 1601.72 / 2247.5 MHz
Characteristics
Temperature range for specification:
ANT terminating impedance:
T
ZANT
= –40 ˚C to +85 ˚C
=
50 Ω || 8.2 nH and serial 1 nH
GPS/GLONASS terminating impedance:
ZGNNS= 100 Ω (balanced)
Characteristics GPS/GLONASS
Maximum insertion attenuation
min.
typ.
@ 25 ˚C
max.
αmax
1574.42 ... 1576.42 MHz
1597.55 ... 1605.89 MHz
Amplitude ripple (p-p)
1574.42 ... 1576.42 MHz
1597.55 ... 1605.89 MHz
Group delay ripple1) (p-p)
1597.55 ... 1605.89 MHz
—
—
1.6
1.8
2.0
2.6
dB
dB
∆α
∆τ
—
—
0.2
0.6
0.8
1.5
dB
dB
—
9
12
ns
VSWR (Antenna port)
1574.42 ... 1576.42 MHz
1597.55 ... 1605.89 MHz
VSWR (GPS/GLONASS port)
1574.42 ... 1576.42 MHz
1597.55 ... 1605.89 MHz
—
—
1.3
1.5
1.9
1.9
—
—
1.3
1.7
1.9
1.9
Attenuation ANT-GPS/GLONASS
50.0 ... 960.0 MHz
α
45
35
35
40
43
49
44
46
45
46
—
—
—
—
—
dB
dB
dB
dB
dB
1427.0 ... 1463.0 MHz
1710.0 ... 1785.0 MHz
1850.0 ... 1980.0 MHz
2400.0 ... 2570.0 MHz
Common mode suppression
50.0 ... 960.0 MHz
Scs21
42
35
35
40
40
49
45
43
44
47
—
—
—
—
—
dB
dB
dB
dB
dB
1427.0 ... 1463.0 MHz
1710.0 ... 1785.0 MHz
1850.0 ... 1980.0 MHz
2400.0 ... 2570.0 MHz
CMRR (|S21-S31| / |S21+S31|)
1574.42 ... 1576.42 MHz
1597.55 ... 1605.89 MHz
18
18
29
26
—
—
dB
dB
1)
Measured with an aperture of 0.5 MHz
Please read cautions and warnings and
important notes at the end of this document.
3
February 28, 2013