Sichuan Institute of Piezoelectric and Acoustooptic Technology
SP 27.5-3.4 SAW Filter Electrical Characteristic
Parameter
Center Frequency
Insertion Loss
1 dB Bandwidth
20 dB Bandwidth
Passband variation
Ultimate Rejection
1. at 12 MHz
2. at 44 MHz
3. at 380 MHz
Substrate Material
Ambient Temperature
Package Size
Unit
MHz
dB
MHz
MHz
dB
dB
Minimum
27.4
3.4
Typical
27.5
21.1
3.42
4.37
0.5
50
50
35
128
Maximum
27.6
25
4.5
0.8
45
45
30
C
LiNbO
3
25
DIP3825(38.1x25.4x10.2mm
3
)
Type performance
-30
-40
Magnitude(dB)
-50
-60
-70
-80
-90
23
24
25
26
27
28
29
Frequency(MHz)
30
31
32
SP27.5-3.4 SAW Filter Typical Performance
Package
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