-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
-25
-20
-15
-10
-5
0
5
10
15
20
25
137
137.6
138.2
138.8
139.4
140
140.6
141.2
141.8
142.4
143
MHz
dB
MHz
MHz
MHz
dB
degrees
nsec
sec
-
ppm/
C
C
139.6
-
3.4
4
-
-
-
-
-
-
-
-
140
10.85
3.9
4.6
7.46
0.42
2
27
1.2
LiTaO
-72
25
140.4
12.5
-
-
9.1
1
6
100
-
-
-
-
Center Frequency f
o
Insertion Loss at f
o
1 dB Bandwidth
3 dB Bandwidth
40 dB Bandwidth
Passband Ripple(80% of 3dB BW)
Phase Linearity(80% of 3dB BW)
Delay Variation(80% of 3dB BW)
Absolute Delay
Substrate Material
Temperature Shift
Ambient Temperature
Unit
Minimum
Typical
Maximum
Parameter
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
130 132 134 136 138 140 142 144 146 148 150
Data Sheet
Typical Performance
Specifications
Package Outline
Matching Configuration
Sawtek Inc. Telephone: (407) 886-8860 Fax: (407) 886-7061
L1 = 82 nH, L2 = 68 nH
Nominal Source/Load Impedance = 50
Package Style SMP-53 12/2/99
4 MHz Bandwidth
Part Number 854909
Std Low-Loss 140 MHz Bandpass Filter
Vertical: 10 dB/Div
Horizontal: 2 MHz/Div
Vertical: 1 dB/Div
Vertical: 5 deg/Div
Horizontal: 600 kHz/Div
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