70 MHz Low-Loss Filter
Data Sheet
Typical Performance
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
67.5 68 68.5
Horizontal: 500 kHz/Div
69 69.5 70 70.5 71 71.5 72 72.5
Vertical: 10 dB/Div
1
25
0
20
-1
15
-2
10
-3
5
-4
0
-5
-5
-6
-10
-7
-15
-8
-20
-9
-25
Horizontal: 100 kHz/Div
69.5 69.6 69.7 69.8 69.9 70 70.1 70.2 70.3 70.4 70.5
Vertical: 1 dB/Div
Vertical: 5 deg/Div
500 kHz Bandwidth
Part Number 854651
Parameter
Center Frequency
Insertion Loss at F
o
1 dB Bandwidth
3 dB Bandwidth
35 dB Bandwidth
Passband Ripple
Phase Linearity (60% of 3 dB Bandwidth)
Specifications
Unit
Minimum
MHz
dB
MHz
MHz
MHz
dB
deg
nsec
µsec
-
ppm
°C
69.95
-
0.35
0.5
-
-
-
-
-
-
-
-
Typical
70
7.6
0.37
0.55
1.28
0.7
5.2
330
2
Quartz
∆F/F=-[(T-T
0
)/5.4]
2
Maximum
70.05
8
-
-
1.4
1
6.75
500
-
-
-
Group Delay Variation (60% of 3 dB Bandwidth)
Absolute Delay
Substrate Material
Temperature Coefficient
Ambient Temperature
25
Package Outline
Matching Configuration
Ω
Ω
L1 = 470nH, L2 = 560nH
C1 = 68pF, C2 = 47pF
Source/Load Impedance = 50
Ω
Package Style SMP-75
Sawtek Inc.
Telephone: (407) 886-8860
11/24/99
Fax: (407) 886-7061
TRIQUINT [ TRIQUINT SEMICONDUCTOR ]
