Std Low-Loss 140 MHz Bandpass Filter
Data Sheet
Typical Performance
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
Horizontal: 5 MHz/Div
115 120 125 130 135 140 145 150 155 160 165
Vertical: 10 dB/Div
1
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
131
132.8
134.6
25
20
15
10
5
0
-5
-10
-15
-20
-25
145.4
147.2
13
-
-
22
1
14
160
-
-
-
-
149
16 MHz Bandwidth
Part Number 854919
Horizontal: 1.8 MHz/Div
Vertical: 1 dB/Div
Vertical: 5 deg/Div
136.4
138.2
140
141.8
143.6
Parameter
Center Frequency f
o
Insertion Loss at f
o
1 dB Bandwidth
3 dB Bandwidth
35 dB Bandwidth
Passband Ripple(80% of 3 dB BW)
Phase Linearity(80% of 3dB BW)
Delay Variation(80% of 3dB BW)
Absolute Delay
Substrate Material
Temperature Shift
Ambient Temperature
Specifications
Unit
Minimum
MHz
dB
MHz
MHz
MHz
dB
deg
nsec
µsec
-
ppm/°C
°C
139.6
-
15
16
-
-
-
-
-
-
-
-
Typical
140
8.4
16
16.9
21.17
0.6
10
105
1.02
YZ LiNbO
3
-94
25
Maximum
140.4
Package Outline
Matching Configuration
L1 = 94 nH, L2 = 112 nH
C1 = 39 pf , C2 = 39 pf
Nominal Source/Load Impedance = 50Ω
Package Style SMP-53
12/9/99
Sawtek Inc.
Telephone: (407) 886-8860
Fax: (407) 886-7061