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ETC

VSF389A1M Datasheet Preview

VSF389A1M Datasheet

SAW filter

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1.SCOPE
SAW filter series have broad line up products me eting all broadcast standard
including NTSC, PAL and SECAM systems. These filters are composed of two
inter digital transducers on a single-crystal. piezoelectrical chip. They are used in
electronic equipments such as TV and so on.
2.Construction
2.1 Dime nsion and materials
Type : VSF389A1M
3.Characteristics
Standard atmospheric conditions
Unless otherwise specified , the standard rang of atmospheric conditions for making
measurements and tests is as follows;
Ambient temperature : 15 to 35
Relative humidity : 25% to 85%
Air pressure
: 86kPa to 106kPa
Operating temperature rang
Operating temperature rang is the rang of ambient temperatures in which the filter
can be
operated continuously. -10 ~ +60
Storage temperature rang
Storage temperature rang is the rang of ambient temperatures at which the filter can
be stored without damage.
Conditions are as specified elsewhere in these specifications. -40 ~ +70
Reference temperature
+25




ETC

VSF389A1M Datasheet Preview

VSF389A1M Datasheet

SAW filter

No Preview Available !

3.1 Maximum Rating
DC voltage
AC voltage
VDC
Vpp
12
10
V Between any terminals
V Between any terminals
3.2 Electrical Characteristics
Source impedance
Load impedance
Item
Zs=50
ZL= 50
Freq
Nominal frequency
Insertion attenuation
Relative attenuation
(relative to N)
fN
N
31.90MHz
33.15MHz
33.40MHz
39.65MHz
40.15MHz
40.40MHz
Sidelobe
44.40MHz
25.00~31.90MHz
40.40~45.00MHz
Temperature coefficient
min
32.9
32.0
-1.4
-1.3
1.3
22.0
30.0
35.0
30.0
28.0
typ
38.90
34.9
40.0
0.1
0.2
3.3
25.0
40.0
42.0
38.0
37.0
-87
T A=25
max
36.9
1.6
1.7
5.3
-
-
MHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
Ppm/k
3.3 Environmental Performance Characteristics
Item Test condition
Allowable change of absolute
Level at center frequency(dB)
High temperature test
70 16H ,
< 1.0
Low temperature test
-25 2H
< 1.0
Humidity test
40 90- 95% 100H
< 1.0
Thermal cycle
-25==70 3cycle
< 1.0
30min. 5min. 30min.
Solder temperature test
Sold temp.260 for 10 sec.
< 1.0
Soldering
More then 95% of total
Immerse the pins melt solder
area of the pins should
at 260+5/- 0 for 5 sec.
be covered with solder


Part Number VSF389A1M
Description SAW filter
Maker ETC
Total Page 5 Pages
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