SAW Components
SAW IF filter
B5246
140.0 MHz
Data sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T
ZS
ZL
=
=
=
–40 to 85 ˚C
200 Ω bal and matching network
200 Ω bal and matching network
min.
—
typ.
@ 25 ˚C
140.0
max.
Nominal frequency
fN
—
MHz
Minimum insertion attenuation
(including matching network)
αmin
∆α
—
11.4
14.0 dB
Amplitude ripple (p-p)
fN ± 7.5 MHz
—
—
0.4
0.4
1.0
3.0
dB
dB
fN ± 8.0 MHz
fN ± 7.5 MHz
fN ± 7.5 MHz
fN ± 7.5 MHz
Group delay ripple (p-p)
Absolute group delay
Phase ripple (p-p)
∆τ
τ
ns
µs
°
—
—
—
22
0.7
3.0
70
—
∆ϕ
10
Relative attenuation (relative to αmin
)
αrel
10.0 MHz ... 125.5 MHz
154.5 MHz ... 160.0 MHz
160.0 MHz ... 180.0 MHz
180.0 MHz ... 425.0 MHz
40.0
32.0
35.0
20.0
47
42
50
42
—
—
—
—
dB
dB
dB
dB
Return loss, input
Return loss, output
fN ± 7.5 MHz
fN ± 7.5 MHz
10.0
10.0
40.0
14.0
15.0
48.0
—
—
—
dB
dB
dB
Triple transit suppression
TCf
-87
ppm/K
Temperature coefficient of frequency
Please read cautions and warnings and
important notes at the end of this document.
3
Jun 04, 2012