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參數資料
| 型號： | TFH44A |
| 廠商： | VECTRON INTERNATIONAL |
| 元件分類： | 聲表面波濾波器 |
| 英文描述： | 44 MHz SAW Filter(44 MHz SAW濾波器) |
| 中文描述： | 1 FUNCTIONS, 44 MHz, SAW FILTER |
| 文件頁數： | 1/2頁 |
| 文件大小： | 27K |
| 代理商： | TFH44A |
267 Lowell Road, Hudson, New Hampshire 03051-0917 USA Tel: 603-598-0070 Fax: 603-598-0075
http://www.vectron.com
Vectron International reserves the right to make changes to the product(s) and/or information contained herein without notice. No
liability is assumed as a result of their use or application. No rights under any patent accompany the sale of such products(s) or
information.
VI Confidential Proprietary
26-Apr-00
1 Of 2
TFH44A
Preliminary
Electrical Specifications
Parameter
Min
Typical
44
19.8
0.34
58
1.85
6.070
7.335
40.965
47.035
40.328
47.663
-75
25
Max
Units
MHz
dB
dB
nsec
Deg p-p
MHz
MHz
MHz
MHz
MHz
MHz
ppm/
°
C
°
C
Notes
Center Frequency
Insertion Loss
Passband Variation
Group Delay Variation
Phase Linearity
Bandwidth @ 3 dB
Bandwidth @ 38 dB
Lower 3 dB Band Edge
Upper 3 dB Band Edge
Lower 38 dB Band Edge
Upper 38 dB Band Edge
Temperature Coefficient
Operating Temperature
21.0
0.6
75
3.0
1
2
3
4
1
1
1
1
1
1
6.000
7.670
41.000
47.000
40.165
47.835
1) Measured (Referenced) at 44 MHz.
2) Measured as the delta between maximum and minimum level across 44 +/- 2.5 MHz (41.5 to 46.5 MHz).
3) Measured as the delta between maximum and minimum level across 44 +/- 2.1 MHz (41.9 to 46.1 MHz).
Measured with a smoothing aperture of 78.75 KHz.
4) Measured as the delta between maximum and minimum level across 44 +/- 2.1 MHz (41.9 to 46.1 MHz).
Typical Response Curve
-70
-60
-50
-40
-30
-20
-10
0
34
36
38
40
42
44
46
48
50
52
54
Frequency [MHz]
M
IL@ 44 MHz = 19.8 dB
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