-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
-125
-100
-75
-50
-25
0
25
50
75
100
125
138.25
138.6
138.95
139.3
139.65
140
140.35
140.7
141.05
141.4
141.75
MHz
dB
MHz
MHz
MHz
dB
deg
nsec
µsec
dB
-
°C
139.85
-
2
2.5
-
-
-
-
-
50
-
-
140
25.6
2.13
2.556
4.2
0.21
1.2
35
2.391
60
Quartz
25
140.15
27.5
-
-
4.5
0.5
3
100
-
-
-
-
Center Frequency
Insertion Loss
1 dB Bandwidth
3 dB Bandwidth
40 dB Bandwidth
Passband Variation
Phase Linearity
Group Delay Variation
Absolute Delay
Ultimate Rejection
Substrate Material
Ambient Temperature
Unit
Minimum
Typical
Maximum
Parameter
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
135 136 137 138 139 140 141 142 143 144 145
Data Sheet
Typical Performance
Specifications
Package Outline Matching Configuration
Sawtek Inc. Telephone: (407) 886-8860 Fax: (407) 886-7061
L1 = 103 nH , L2 = 105 nH
Nominal Source/Load Impedance = 50Ω
Package Style I 11/24/99
2.5 MHz Bandwidth
Part Number 851906
140 MHz Bandpass Filter
Vertical: 10 dB/Div
Horizontal: 1 MHz/Div
Vertical: 1 dB/Div
Vertical: 25 nsec/Div
Horizontal: 350 kHz/Div
