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参数资料
| 型号： | TMXW308 |
| 厂商： | TEMEX COMPONENTS |
| 元件分类： | 声表面波滤波器 |
| 英文描述： | 1 FUNCTIONS, 868.3 MHz, SAW FILTER |
| 文件页数： | 2/3页 |
| 文件大小： | 324K |
| 代理商： | TMXW308 |
TMX W308
SAW Passband Filter – Remote Control - RF
Preliminary Specification (Rev 2)
April 15
th, 2005
1
TEMEX reserves the right to modify herein specifications and informations at any time when necessary to provide optimum performance and cost.
Electrical Parameters
Unit
Minimum
Typical
(1)
Maximum
Source Impedance (single ended)
-
50
(2)
-
Load Impedance (single ended)
-
50
(2)
-
Center Frequency fo
MHz
-
868.3
-
Relative Attenuation
At fo – 21.4 MHz (Image)
dB
40
45
-
At fo – 10.7 MHz (LO)
dB
30
40
-
Ultimate
dB
-
60
-
Insertion Loss
dB
-
4.2
5.0
Bandwidth at 3dB
dB
-
1.3
-
Temperature
Turnover Temperature
°C
15
25
40
Turnover Frequency
MHz
-
fo
-
Frequency Temperature Coefficient
ppm/°C
-
0.032
-
Frequency Aging
Absolute Value during the First Year
ppm/yr
-
10
-
Package type & size
Length x Width
mm
-
3.8 x 3.8
-
Height
mm
-
1.2
1.35
Pin Out
Input
2
Output
6
Input Ground
1
Output Ground
5
Case Ground
4, 8
To Be Grounded
3, 7
Notes :
(1)
Typical values are nominal performances at room temperature
(2)
External matching circuit is required (see drawing hereunder)
50
/ 50 CONFIGURATION
LS2 = LS3 = 4.7nH; CP1 = CP4 = 6.8pF
These components values (L &C) have to be adjusted to the customer PC Board, due to parasitics inductors and capacitors.
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