Std Low-Loss140 MHz Bandpass Filter
Data Sheet
Typical Performance
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
Horizontal: 3 MHz/Div
125 128 131 134 137 140 143 146 149 152 155
Vertical: 10 dB/Div
1
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
134
132.5
135.5
10
8
6
4
2
0
-2
-4
-6
-8
-10
144.5
146
-
12.5
-
-
21.3
1
15
120
-
-
-
-
147.5
12 MHz Bandwidth
Part Number 854917
Horizontal: 1.5 MHz/Div
Vertical: 1 dB/Div
Vertical: 2 deg/Div
137
140
138.5
141.5
143
Parameter
Center Frequency f
o
Insertion Loss f
o
1 dB Bandwidth
3 dB Bandwidth
35 dB Bandwidth
Passband Ripple(90% of 3 dB BW)
Phase Linearity (across 3 dB BW)
Group Delay Variation(90% of 3 dB BW)
Absolute Delay
Ultimate Rejection
Substrate Material
Temperature Coefficient
Specifications
Unit
Minimum
MHz
dB
MHz
MHz
MHz
dB
deg P-P
nsec
µsec
dB
-
ppm/°C
-
-
10.2
12
-
-
-
-
-
-
-
-
Typical
140
8.87
11.58
12.4
16.57
0.52
9.67
54
1
45
YZ LiNbO
3
-94
Maximum
Package Outline
Matching Configuration
L1 = 68 nH , L2 = 68 nH
C1 = 7 pf
Nominal Source/Load Impedance = 50Ω
Package Style SMP-53
12/2/99
Sawtek Inc.
Telephone: (407) 886-8860
Fax: (407) 886-7061
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