SAW Components
Low-Loss Filter for WiMAX
Data Sheet
B5033
556.00 MHz
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T
= –40 ˚C to +85 ˚C
ZS = 50 Ω single ended and matching network
ZL = 50 Ω single ended and matching network
min.
typ.
max.
fN
—
556.00
—
MHz
dB
Nominal frequency
Minimum insertion attenuation
(including matching network)
αmin
—
9.5
11.0
Amplitude ripple (p-p)
∆α
fN ± 1.70 MHz
fN ± 1.85 MHz
—
—
0.3
1.0
1.0
3.0
dB
dB
Absolute group delay (at fN)
Group delay ripple (p-p)
τ
—
0.5
3.0
µs
∆τ
fN ± 1.70 MHz
—
7
120
14
250
—
ns
Input and output return loss
dB
Impulse response attenuation(Time/Height val-
ues are relative to the main time response lobe)
1-2 µs
2-3 µs
> 3 µs
15
30
40
33
45
55
—
—
—
dB
dB
dB
Relative attenuation (relative to αmin
)
αrel
1 MHz ... 356 MHz
30
40
50
40
18
18
37
40
30
70
65
58
44
28
28
40
45
50
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
356 MHz ... 460 MHz
460 MHz ...
516 MHz
516 MHz ... 552.0 MHz
552.0 MHz ... 552.65 MHz
559.35 MHz ... 560.0 MHz
560.0 MHz ... 565.0 MHz
565.0 MHz ...
656 MHz ...
656 MHz
946 MHz
Temperature coefficient of frequency1)
Turnover temperature
TCf
T0
—
—
–0.036
30
—
—
ppm/K2
˚C
Temperature dependance of fc: fc(TA) = fc(T0)(1 + TCf(TA – T0)2)
1)
Please read cautions and warnings and
important notes at the end of this document.
3
Dec 19, 2005