-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
-200
-160
-120
-80
-40
0
40
80
120
160
200
139
139.2
139.4
139.6
139.8
140
140.2
140.4
140.6
140.8
141
MHz
dB
MHz
MHz
MHz
dB
deg
nsec
µsec
dB
-
°C
139.9
-
1.2
1.5
-
-
-
-
-
50
-
-
140
22.8
1.27
1.53
2.56
0.16
1.5
70
3.31
60
Quartz
25
140.1
25
-
-
2.7
0.4
3
150
-
-
-
-
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
137.5
138
138.5
139
139.5
140
140.5
141
141.5
142
142.5
Data Sheet
Typical Performance
Specifications
Package Outline Matching Configuration
Sawtek Inc. Telephone: (407) 886-8860 Fax: (407) 886-7061
L1 = 62 nH , L2 = 74 nH
Nominal Source/Load Impedance = 50Ω
Package Style O 11/24/99
1.5 MHz Bandwidth
Part Number 851904
140 MHz Bandpass Filter
Vertical: 10 dB/Div
Horizontal: 500 kHz/Div
Vertical: 1 dB/Div
Vertical: 40 nsec/Div
Horizontal: 200 kHz/Div
