140 MHz Filter
24 MHz Bandwidth
Part Number
SF0140BA01990S
Micro Networks, 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
TYPICAL PERFORMANCE
Horizontal: 10 MHz/div
Vertical (from top):
Magnitude
10 dB/div
1 dB/div
5 deg/div
Magnitude
Phase Deviation
Group Delay Variation 100 ns/div
SPECIFICATION
Parameter
Min
Typ
140.00
11.5
Max
140.4
13.0
Units
Center Frequency (Fc) 1
Insertion Loss
139.6
MHz
dB
1 dB Bandwidth
22.0
23.9
22.8
MHz
MHz
MHz
MHz
dB
3 dB Bandwidth
24.2
30 dB Bandwidth
35 dB Bandwidth
Passband Ripple
Phase Deviation from Linear2
Group Delay Variation2
Absolute Delay
28.3
30.0
33.5
1.0
0.4
3
14
deg
ns
30
100
0.85
LiNbO3
-90
µs
Substrate
-
Temperature Coefficient of Frequency (Tc)3
Ambient Temperature
ppm/°C
°C
25
50
System Source and Load Impedance
Ω
Notes: 1. Average of lower & upper 3 dB frequencies.
2. Evaluated over 80% of the 3 dB bandwidth.
3. Typical change of filter frequency response with temperature is ∆f/fref = (T-Tref)*Tc ppm.
Rev X6 28-Aug-03
Page 1 of 2
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