70 MHz Filter
36 MHz Bandwidth
Part Number
SF0070BA03042S
Micro Networks, 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
TYPICAL PERFORMANCE
Horizontal: 12.5 MHz/div
Vertical (from top): Magnitude
10
Magnitude
1
Phase Deviation
10
Group Delay Variation 100
dB/div
deg/div
deg/div
ns/div
SPECIFICATION
Parameter
Center Frequency (Fc)
1
Insertion Loss
2
2 dB Bandwidth
3 dB Bandwidth
35 dB Bandwidth
Rejection, 10-46 MHz
Rejection, 97-108 MHz
Rejection, 108-126 MHz
Rejection, 126-150 MHz
Passband Ripple
Phase Deviation from Linear
3
Group Delay Variation
3
Absolute Delay
Substrate
Temperature Coefficient of Frequency (Tc)
4
Ambient Temperature
System Source and Load Impedance
Notes:
Min
69.8
35
40
40
35
40
Typ
70.00
19.7
35.2
35.8
41
44
46
38
43
0.8
7
70
1.08
LiNbO
3
-90
25
50
Max
70.2
21.5
42
1.5
11
80
Units
MHz
dB
MHz
MHz
MHz
dB
dB
dB
dB
dB
deg
ns
µs
-
ppm/°C
°C
Ω
1. Average of lower & upper 3 dB frequencies (3 dB measured from peak).
2. Measured at Fc MHz.
3. Evaluated over 90% of the 3 dB bandwidth.
4. Typical change of filter frequency response with temperature is
∆f/f
ref
= (T-T
ref
)*Tc ppm
.
Rev X4 9-May-03
Page 1 of 2
70 MHz Filter
36 MHz Bandwidth
Part Number
SF0070BA03042S
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 = 180 nH
Ls2 =150 nH
Notes
•
Optimum component values may change depending on board layout. The values shown here are intended
as a guide only.
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 9-May-03
Page 2 of 2
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