SAW Components
SAW RF low loss filter
Data sheet
B1659
1790.48 MHz
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T
ZS
ZL
= –40 ˚C to +85 ˚C
=
=
150 Ω (balanced) and matching network
150 Ω (balanced) and matching network
typ.
@ 25 ˚C
min.
max.
Nominal frequency
fN
αmax
—
1790.48
—
MHz
dB
Maximum insertion attenuation
1770.48 ... 1810.48 MHz
—
—
3.5
5.0
—
Pass bandwidth
αrel < 1.5 dB
B1.5 dB
55.0
MHz
Amplitude ripple (p-p)
∆α
1770.48 ... 1810.48 MHz
—
1.2
12.0
12.0
2.0
—
dB
dB
dB
Input return loss
8.0
8.0
Output return loss
—
Group delay ripple (p-p)
∆τ
1770.48 ... 1810.48 MHz
—
10.0
30.0
5.0
40.0
—
ns
dB
˚
Differential to common mode ratio
(|Sdd21/Scd21|)
1770.48 ... 1810.48 MHz
22.0
—
Deviation from linear phase (rms)
in any 30 MHz band
1770.48 ... 1810.48 MHz
8.0
Relative attenuation
α
50.00 ... 1703.42 MHz
1872.54 ... 2000.00 MHz
2000.00 ... 6000.00 MHz
42.0
36.0
25.0
49.0
46.0
40.0
—
—
—
dB
dB
dB
Please read cautions and warnings and
important notes at the end of this document.
3
January 11, 2011