70 MHz Filter
1.5 MHz Bandwidth
Part Number
SF0070BA03048S
Micro Networks, 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
TYPICAL PERFORMANCE
Horizontal: 1 MHz/div
Vertical (from top): Magnitude
10,1 dB/div
Phase Deviation
10 deg/di v
Group Delay Variation 250 ns/div
SPECIFICATION
Parameter
Center Frequency (Fc)
1
Insertion Loss
1 dB Bandwidth
3 dB Bandwidth
36 dB Bandwidth
Passband Ripple
Phase Deviation from Linear
2
Group Delay Variation
2
Absolute Delay
Substrate
Temperature Coefficient of Frequency (Tc)
3
Ambient Temperature
System Source and Load Impedance
Notes:
Min
69.90
1.0
1.5
Typ
70.00
8.4
1.35
1.69
3.1
0.8
5.7
245
2.1
LiTaO
3
Max
70.10
8.75
3.3
1.0
7.0
425
-23
25
50
Units
MHz
dB
MHz
MHz
MHz
dB
deg
ns
µs
-
ppm/°C
°C
Ω
1. Average of lower & upper 3 dB frequencies.
2. Evaluated over 60% of the 3 dB bandwidth.
3. Typical change of filter frequency response with temperature is
∆f/f
ref
= (T-T
ref
)*Tc ppm
.
Rev X5 12-Feb-04
Page 1 of 2
70 MHz Filter
1.5 MHz Bandwidth
Part Number
SF0070BA03048S
Micro Networks, 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
PACKAGE OUTLINE
Units:
mm
Pin Configuration:
Input:
10
Output:
5
Ground:
1,2,3,4,6,7,8,9
MATCHING CIRCUIT
10
5
Component values in 50
Ω:
(Minimum Q = 40)
Ls1 = 120 nH
Cp1 = 82 pF
Ls2 = 150 nH
Cp2 = 82 pF
Notes
•
Optimum component values may change depending on board layout. The values shown here are intended
as a guide only.
ISO 9001
Registered
Micro Networks
324 Clark Street Worcester, MA 01606. tel: 508-852-5400 fax: 508-852-8456
www.micronetworks.com
Rev X5 12-Feb-04
Page 2 of 2
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