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IF389B2MのメーカーはETCです、この部品の機能は「SAW filter」です。 |
部品番号 | IF389B2M |
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部品説明 | SAW filter | ||
メーカ | ETC | ||
ロゴ | |||
このページの下部にプレビューとIF389B2Mダウンロード(pdfファイル)リンクがあります。 Total 6 pages
1.SCOPE
SAW filter series have broad line up products meeting all broadcast standard
including NTSC,PAL and SECAM systems. These filters are composed of two
interdigital transducers on a single-crystal. piezoelectrical chip. They are used in
electronic equipments such as TV and so on.
2.Construction
2.1 Dimension and materials
Type : IF389B2M
0: year(0,1,2,3,4,5,6,7,8,9)
B:product in this quarter(A:1~3,B:4~6,C:7~9,D:10~12)
1 Page 3.2 Electrical Characteristics
Source impedance
Zs=50
Load impedance
Items
ZL=2k//3pF
Freq Min
Insertion attenuation
Reference level
37.40MHz
16.0
38.90MHz
4.3
34.47MHz
-0.5
32.40MHz
16.6
Relative attenuation
33.40MHz
17.2
30.90MHz
42.0
40.40MHz
40.0
41.40MHz
40.0
Sidelobe
25.00~30.90MHz
40.40~45.00MHz
35.0
34.0
Reflected wave signal suppression
1.2s…6.0s after main pulse
(test pulse 250ns,
carrier frequency 37.4MHz)
40.0
Feedthrough signal suppression
1.2s…1.1s before main pulse
(test pulse 250ns,
carrier frequency 37.4MHz)
Group delay predistortion
(reference frequency 38.90 MHz)
36.50 MHz
34.47 MHz
Impedance at 37.40 MHz:
Input: Zin = Rin // Cin
Output Zout=Rout // Cout
Temperature coefficient
42.0
-
-
-
-
typ
17.0
5.8
0.7
18.6
19.2
58.0
50.0
50.0
45.0
42.0
50.0
52.0
-70
20
2.0//12.1
3.0 //2.8
-72
T A=25
max
19.0 dB
7.3 dB
1.9 dB
20.6 dB
- dB
dB
dB
dB
dB
dB
dB
- dB
- ns
- ns
- k//pF
- k//pF
Ppm/k
3.3 Environmental Performance Characteristics
Item Test condition
Allowable change of absolute
Level at center frequency(dB)
High temperature test
70 1000H
< 1.0
Low temperature test
-40 1000H
< 1.0
Humidity test
40 90- 95% 1000H
< 1.0
Thermal shock
-20==25==80 20 cycle
< 1.0
30M 10M 30M
Solder temperature test
Sold temp.260 for 10 sec.
< 1.0
Soldering
More then 95% of total
3Pages Time domain response:
6 Page | |||
ページ | 合計 : 6 ページ | ||
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PDF ダウンロード | [ IF389B2M データシート.PDF ] |
データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。 |
部品番号 | 部品説明 | メーカ |
IF389B2M | SAW filter | ETC |