B1720 EPCOS AG, B1720 Datasheet - Page 3

• Manufacturer Part Number: B1720
• Description: Saw If Filter
• Manufacturer: EPCOS AG

Data sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
1)
Please read cautions and warnings and
important notes at the end of this document.
Nominal frequency
Minimum insertion attenuation
Amplitude ripple (p-p)
Pass bandwidth
Attenuation (relative to
Lower sidelobe
Upper sidelobe
Group delay ripple (p-p)
Temperature coefficient of frequency
SAW Components
SAW IF filter
Including losses in the matching network
Inductor type TOKO LL1005FHL
rel
rel
108.9300 ... 110.7875 MHz
110.7875 ... 112.6450 MHz
112.6450 ... 115.1550 MHz
115.2050 ... 117.7150 MHz
117.7150 ... 119.5725 MHz
119.5725 ... 121.4300 MHz
124.180
131.180
108.9300 ... 110.7875 MHz
110.7875 ... 112.6450 MHz
112.6450 ... 115.1550 MHz
115.2050 ... 117.7150 MHz
117.7150 ... 119.5725 MHz
119.5725 ... 121.4300 MHz
90.000
98.680
1.5 dB
3 dB
...
... 104.680
... 131.180 MHz
... 140.000 MHz
min
98.680
)
1)
MHz
MHz
f
B
B
TC
N
min
1.5dB
3dB
rel
T
Z
Z
S
L
f
3
= –40 ˚C to +85 ˚C
= 200
=
June 15, 2007
200
min.
48.0
38.0
30.0
42.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
and matching network
and matching network
@ 25 ˚C
115.18
–18
typ.
14.2
13.3
14.0
55.0
42.0
35.0
48.0
20
20
20
30
30
55
0.3
0.2
0.3
0.2
0.2
0.5
max.
15.7
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1.3
1.2
1.2
1.2
1.2
1.3
115.18 MHz
MHz
dB
dB
dB
dB
dB
dB
dB
MHz
MHz
dB
dB
dB
dB
ns
ns
ns
ns
ns
ns
ppm/K
B1720