ETC 851551

70 MHz Bandpass Filter
4.5 MHz Bandwidth
Part Number 851551
Data Sheet
Typical Performance
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
Horizontal:
65 66 67 68
69 701 MHz/Div
71 72 73 74 75
Vertical: 10 dB/Div
Parameter
Specifications
Unit
Minimum
MHz
Center Frequency
1
150
0
120
-1
90
-2
60
-3
30
-4
0
-5
-30
-6
-60
-7
-90
-8
-120
-9
-150
Horizontal:
kHz/Div
67 67.668.268.8
69.4 70600
70.671.271.8
72.4 73
Vertical: 1 dB/Div
Vertical: 30 nsec/Div
Typical
Maximum
69.91
70
70.09
dB
-
24.3
26
1 dB Bandwidth
MHz
4
4.23
-
3 dB Bandwidth
MHz
4.5
4.73
-
40 dB Bandwidth
MHz
-
6.68
6.9
dB
-
0.32
0.8
Phase Linearity
deg
-
2
4
Group Delay Variation
nsec
-
60
90
Absolute Delay
Insertion Loss at fo
Passband Variation
µsec
-
2.4
-
Ultimate Rejection
dB
50
60
-
Substrate Material
-
-
Quartz
-
°C
-
25
-
Ambient Temperature
Package Outline
Matching Configuration
L1 = 190nH, L2 = 138nH, C1 = 81pf
Nominal Values Measured at 70 MHz
Nominal Source/Load Impedance = 50Ω
Package Style I
11/17/99
Sawtek Inc.
Telephone: (407) 886-8860
Fax: (407) 886-7061