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參數(shù)資料
| 型號： | B3542 |
| 英文描述： | Analog IC |
| 中文描述： | 模擬IC |
| 文件頁數(shù)： | 3/5頁 |
| 文件大?。?/td> | 63K |
| 代理商： | B3542 |
3
Dec 14, 1999
SAW Components
Low-loss Filter
Data Sheet
B3542
418,00 MHz
Characteristics
Reference temperature:
Terminating source impedance:
Terminating load impedance:
T
A
= 25 C
Z
S
= 50
and matching network
Z
L
= 50
and matching network
1)
Temperature dependence of f
C
: f
C
(T
A
) =
f
C
(T
0
) (1 + TC
f
(T
A
- T
0
)
2
)
min.
—
typ.
418,04
max.
—
Center frequency
(center frequency between 3 dB points)
f
C
MHz
Minimum insertion attenuation
α
min
417,88 ... 418,20 MHz
—
2,8
4,0
dB
Pass band
(relative to
α
min
)
417,85 ... 418,23 MHz
417,79 ... 418,29 MHz
—
—
1,0
1,5
3,0
6,0
dB
dB
Relative attenuation
α
rel
10,00 ... 400,00 MHz
400,00 ... 413,00 MHz
413,00 ... 417,00 MHz
419,00 ... 426,00 MHz
426,00 ... 435,00 MHz
435,00 ...1000,00 MHz
45
40
15
10
35
45
50
45
20
15
40
50
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
Impedance
for pass band matching
Input:
Output: Z
OUT
= R
OUT
|| C
OUT
Z
IN
= R
IN
|| C
IN
—
—
260 ||3,2
260 ||3,2
—
—
|| pF
|| pF
ppm/K
2
°
C
Temperature coefficient of frequency
1)
Frequency inversion point
TC
f
T
0
—
5
–0.03
—
—
35
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