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參數(shù)資料
| 型號(hào)： | TMXU334 |
| 廠商： | TEMEX COMPONENTS |
| 元件分類： | 聲表面波濾波器 |
| 英文描述： | 1 FUNCTIONS, 1748 MHz, SAW FILTER |
| 封裝： | HERMETIC, CERAMIC, SMT, 6 PIN |
| 文件頁數(shù)： | 3/6頁 |
| 文件大?。?/td> | 521K |
| 代理商： | TMXU334 |
TMX U334
SAW Bandpass Filter – LNB / Satellite Channel Router
Specification (Rev 2)
November 17
th,2005
Technical Characteristics
Operating Temperature range : 25 °C
± 2°C
Electrical Parameters
Unit
Minimum
Typical
(1)
Maximum
Source Impedance ( balanced)
-
200
-
Load Impedance (single ended)
-
75
-
Diffential tuning inductance
nH
18
Center Frequency fo
MHz
-
1748
-
-1 dB Bandwidth (relative to losses at fo)
MHz
-
63
-
Attenuation relative to insertion loss at fo
300 kHz to 862 MHz
dB
60
65
862 MHz to 1655.5 MHz
dB
50
55
-
2000 MHz to 4000 MHz
dB
40
45
-
4000 MHz to 6000 MHz
dB
30
35
-
Insertion Loss at fo
dB
-
2.2
3.0
Amplitude Variation in 1724.6 MHz-1771.3 MHz
(2)
dB
-
0.6
1.0
Group Delay Ripple in 1729.8 MHz-1766.1 MHz
ns
-
10
Input VSWR in 1724.6 MHz-1771.3 MHz
-
1.7:1
2.0:1
Output VSWR in 1724.6 MHz-1771.3 MHz
-
1.9:1
2.2:1
CMRR in 1724.6 MHz-1771.3 MHz
(3)
dB
20
25
-
Material
-
LiTaO3
-
Temperature coefficient
ppm/°C
-
-32
-
Notes :
(1)
Typical values are nominal performances at room temperature.
(2)
The amplitude variation is defined as the maximum level – minimum level over the given bandwidth.
(3)
CMRR : Common Mode Rejection Ratio.
200
/ 75 CONFIGURATION
L1
GND
Output
75
Single
Input
200
Balanced
TEMEX reserves the right to modify herein specifications and informations at any time when necessary to provide optimum performance and cost.
2
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