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參數(shù)資料
| 型號(hào)： | TMXU028 |
| 廠商： | TEMEX COMPONENTS |
| 元件分類(lèi)： | 聲表面波濾波器 |
| 英文描述： | 1 FUNCTIONS, 481.25 MHz, SAW FILTER |
| 封裝： | ROHS COMPLIANT, HERMETIC CERAMIC, SMD, 6 PIN |
| 文件頁(yè)數(shù)： | 4/7頁(yè) |
| 文件大小： | 515K |
| 代理商： | TMXU028 |
TMX U028
SAW Bandpass Filter – CDMA450 BLOCK F – Tx RF
Specification (Rev. 3)
November 21st, 2005
TEMEX reserves the right to modify herein specifications and informations at any time when necessary to provide optimum performance and cost.
3
Technical Characteristics
Operating Temperature range : [-10°C ; +85°C]
Electrical Parameters
Unit
Minimum (1)
Typical (1)
Maximum (1)
Source Impedance (single ended)
-
50
-
Load Impedance (single ended)
-
50
-
Center Frequency fo
MHz
-
481.25
-
Absolute Attenuation
500 kHz to 350 MHz
dB
30
35
-
350 MHz to 450 MHz
dB
25
29
-
489 MHz to 493.5 MHz
dB
40
45
-
493.5 MHz to 507.5 MHz
dB
35
40
-
507.5 MHz to 1200 MHz
dB
27
30
-
1200 MHz to 2000 MHz
dB
30
35
-
Maximum Insertion Loss in 479 MHz-483.5 MHz
dB
-
1.4
2.2
Amplitude Variation in 479 MHz-483.5 MHz (2)
dB
-
0.5
1.2
Input VSWR in 479 MHz-483.5 MHz
-
1.3 :1
1.6 :1
Output VSWR in 479 MHz-483.5 MHz
-
1.3 :1
1.6 :1
Material
-
Lithium
Tantalate
-
Temperature coefficient
ppm/°C
-
-32
-
Notes :
(1)
Typical values are nominal performances at room temperature, minimum and maximum values take into account the
temperature and the manufacturing variations
(2)
The amplitude variation is defined as the maximum level – minimum level over the given bandwidth
50
/ 50
CONFIGURATION
Input
50
Single Ended
Output
50
Single Ended
GND
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