SAW Components
Resonator
Data Sheet
Characteristics
Reference temperature:
Terminating Source impedance:
Terminating Load impedance:
R 2701
433,92 MHz
T
A
= 25 ˚C
Z
S
= 50
Ω
Z
L
= 50
Ω
min.
typ.
max.
MHz
Center frequency
(center frequency between 3 dB points)
Minimum insertion attenuation
Phase at f
c
Loaded quality factor
Unloaded quality factor
Ageing of f
c
Equivalent circuit elements
Motional capacitance
Motional inductance
Motional resistance
Input / Output capacitance
Temperature coefficient of frequency
1)
Turnover temperature
1)
Temperature
f
c
433,845
433,920 433,995
α
min
ϕ
Q
L
Q
U
—
—
5000
8000
—
9,2
160
7800
11200
—
0,141
954
230
2,3
–0,03
40
10,5
—
—
—
±
50
—
—
—
—
—
—
dB
˚ el.
ppm
fF
µH
Ω
pF
ppm/K
2
˚C
C
1
L
1
R
1
C
0
—
—
—
—
—
—
TC
f
T
0
dependence of
f
c
:
f
c
(T
A
) =
f
c
(T
0
)(1 +
TC
f
(T
A
–
T
0
)
2
)
3
Aug 31, 2004
EPCOS [ EPCOS ]
