SAW Device
IF SAW Filter for CATV Broadcasting Station Image Signal Extraction
n
Features
l
A filter with superb filter characteristics.
l
It has not been adjusted.
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Highly reliable.
l
Reduces audio signals by 50 dB or more.
For Industrial Use
Pb
Free
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Specifications
Model
Nominal frequency : f
0
(MHz)
3-dB passband width (MHz)
In-band deviation (鈥?.58 to 0MHz max)(dB)
Insertion loss (constant loss) (dB)
to f
0
鈥?MHz
f
0
鈥? to 鈥?.58MHz
f
0
鈥?.58 to 鈥?.55MHz
Guaranteed attenuation (dB)
f
0
鈥?.55 to 鈥?.45MHz
f
0
鈥?.45 to 鈥?.42MHz
f
0
+1.25 to +1.5MHz
f
0
鈥?.5 to +3.58MHz
f
0
+3.58MHz to
Input impedance (惟)
Output impedance (惟)
Operating temperature range (擄C)
Package model name
36 max
40 min.
32 min.
40 min.
50 min.
40 min.
22 min.
30 min.
40 min.
75
75
0 to +50
PK鈥?
WF050A
58.75
+0.75 / 鈥?.08 min.
鹵1 max
37 max.
WF050B
45.75
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Dimensions
mm
PAD NO.
Others
1
3
CONNECTION
GND
INPUT
OUTPUT
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Characteristics
<WF050A>[In-band characteristics]
0
45.5max.
5.5
5.0鈥撓?.45
9.0max.
0.5
[1dB/div]
58.75
(MHz)
10 MHz span
<WF050A>[Out-of-band characteristics]
0
43.0
7.5
10.0
3
4
5
2
1
12.5max.
[10dB/div]
35.0
3.75
58.75
(MHz)
10 MHz span
sa22_071102_WF050_e1
NDK
1
