70 MHz Bandpass Filter
Data Sheet
Typical Performance
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
Horizontal:
73 76
55 58 61 64 67 70
3 MHz/Div
79 82 85
Vertical: 10 dB/Div
1
20
0
16
-1
12
-2
8
-3
4
-4
0
-5
-4
-6
-8
-7
-12
-8
-16
-9
-20
67.5 68 68.5
Horizontal: 500 kHz/Div
69 69.5 70 70.5 71 71.5 72 72.5
Vertical: 1 dB/Div
Vertical: 4 deg/Div
3 MHz Bandwidth
Part Number 854656
Parameter
Center Frequency
Insertion Loss at F
o
1 dB Bandwidth
3 dB Bandwidth
35 dB Bandwidth
Passband Ripple
Phase Linearity (70% of 3dB Bandwidth)
Group Delay Variation (70% of 3dB Bandwidth)
Absolute Delay
Substrate Material
Temperature Coefficient
Ambient Temperature
Specifications
Unit
Minimum
MHz
dB
MHz
MHz
MHz
dB
deg
nsec
µsec
-
ppm/°C
°C
69.85
-
2.3
3
-
-
-
-
-
-
-
-
Typical
70
6.95
2.6
3.5
6.9
0.65
3
115
0.94
YZ LiNbO
3
-94
25
Maximum
70.15
7.5
-
-
7.5
1
5
175
-
-
-
-
Package Outline
Matching Configuration
Ω
Ω
L1 = 220nH, L2 = 82nH
Nominal Source/Load Impedance = 50Ω
Package Style SMP-53
11/24/99
Sawtek Inc.
Telephone: (407) 886-8860
Fax: (407) 886-7061
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