MQF21.4-0730 [VECTRON]
Monolithic crystal filter; 单片晶体滤波器
| 型号： | MQF21.4-0730 |
| 厂家： | 
Vectron International, Inc |
| 描述： | Monolithic crystal filter |
| 文件： | 总1页 (文件大小：58K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Monolithic crystal filter
MQF21.4-0730/05
Application
Unit
Value
Limiting values
•
•
•
10 pol filter
i.f.- filter
Nominal frequency
Centre frequency
Insertion loss
Pass band at 6.0dB
Ripple in pass band
Stop band attenuation
fo
fc
MHz
MHz
dB
kHz
dB
21.4
21.4 ± 600 Hz
< 7.0
±> 3.67
< 2.0
> 60
use in mobile and
stationary transceivers
fc ± 2.5 kHz
fc ± 6.47 kHz
fo ± 10 kHz
dB
dB
> 80
Alternate attenuation
Spurious response
dB
dB
> 80
< 90
fo ± >35 kHz
Terminating impedance Z
R1||C1
R2||C2
Ohm/pF 800 || 6.5
Ohm/pF 800 || 6.5
Coupling capacitance
pF
16.5/17.7/17.7/16.5
Operating temp. range
Storage temp. range
Environment conditions
°C
°C
-40... +85
-40... +125
according to CF001
Characteristics MQF21.4-0730/05
Pass band
Stop band
Pin connections:
1
2
3
4
Input
Ground-Input
Output
Ground-Output
TELE FILTER Zweigniederlassung der DOVER Germany GMBH
25.11.04
Potsdamer Str. 18 D- 14513 Teltow ꢀ (+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.vectron.com
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