70 MHz Filter
Part Number
SF0070BA03045S
Micro Networks, 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
TYPICAL PERFORMANCE
Horizontal: 8 MHz/div
Vertical (from top): Magnitude
10
Magnitude
1
Phase Deviation
5
Group Delay Variation 100
dB/div
dB/div
deg/div
ns/div
SPECIFICATION
Parameter
Center Frequency (Fc)
1
Insertion Loss
1 dB Bandwidth
3 dB Bandwidth
40 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
69.8
27.2
28.0
Typ
70.00
18.2
27.5
28.6
34.2
0.6
3
30
1.12
LiNbO
3
-90
25
50
Max
70.2
19.0
34.65
1.0
11.5
120
Units
MHz
dB
MHz
MHz
MHz
dB
deg
ns
µs
-
ppm/°C
°C
Ω
1. Average of lower & upper 3 dB frequencies (3 dB measured from peak).
2. Evaluated over 90% of the 3 dB bandwidth.
3. Typical change of filter frequency response with temperature is
∆f/f
ref
= (T-T
ref
)*Tc ppm
.
Rev X4 27Aug03
Page 1 of 2
70 MHz Filter
Part Number
SF0070BA03045S
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:
11
Output:
5
Ground:
1,2,3,4,6,7,8,9,10,12
MATCHING CIRCUIT
11
5
Component values in 50
Ω:
(Minimum Q = 40)
Ls1 = 120 nH
Ls2 = 100 nH
Notes
•
Optimum component values may change depending on board layout. The values shown here are intended
as a guide only.
•
Requires 2% matching components.
Micro Networks
324 Clark Street Worcester, MA 01606. tel: 508-852-5400 fax: 508-852-8456
European Sales Office: Hertosingel 20 6214 AD Maastricht, Netherlands. tel: +31-43-32-70912 fax: +31-43-32-70715
www.micronetworks.com
Rev X4 27Aug03
Page 2 of 2
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