SAW Components
Bandpass Filter
Data Sheet
Characteristics
Reference temperature:
Terminating source impedance:
Terminating load impedance:
X 6966 M
36,125 MHz
T
A
= 25 ˚C
Z
S
= 50
Ω
Z
L
= 2 kΩ || 3 pF
min.
typ.
20,3
max.
21,8
dB
Insertion attenuation
Reference level for the
following data
Amplitude ripple
Pass bandwith
α
rel
≤1
dB
α
rel
≤3
dB
α
rel
≤30
dB
Relative attenuation
α
36,125 MHz
∆α
32,65 ... 39,60 MHz
0,0
0,5
7,5
8,0
9,4
1,0
—
—
—
dB
MHz
MHz
MHz
18,8
B
1dB
B
3dB
B
30dB
α
rel
32,32
39,93
32,13
40,13
31,25
47,25
25,00 ... 31,25
40,90 ... 50,00
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
—
—
—
Lower sidelobe
Upper sidelobe
–0,1
0,4
1,5
2,3
37,0
45,0
35,0
32,0
0,9
1,4
2,7
3,5
51,0
60,0
41,0
39,0
1,9
2,4
3,9
4,7
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
Reflected wave signal suppression
1,0
µs
... 6,0
µs
after main pulse
(test pulse 250 ns,
carrier frequency 36,125 MHz)
Feedthrough signal suppression
1,2
µs
... 1,1
µs
before main pulse
(test pulse 250 ns,
carrier frequency 36,125 MHz)
Group delay ripple
(p-p)
∆τ
Aperture 62,5 kHz
32,32 ... 39,93 MHz
Impedance
at 36,125 MHz
Input:
Z
IN
=
R
IN
||
C
IN
Output:
Z
OUT
=
R
OUT
||
C
OUT
Temperature coefficient of frequency
3
42,0
52,0
—
dB
50,0
56,0
—
dB
—
—
—
40
2,3 ||14,7
2,4 || 3,9
–72
—
—
—
—
ns
kΩ || pF
kΩ || pF
ppm/K
TC
f
—
Mar 31, 2006
EPCOS [ EPCOS ]
