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參數資料
| 型號： | MQF21.4-1500-54 |
| 廠商： | Vectron International, Inc. |
| 英文描述： | Monolithic crystal filter |
| 中文描述： | 單片晶體濾波器 |
| 文件頁數： | 1/1頁 |
| 文件大小： | 63K |
| 代理商： | MQF21.4-1500-54 |
Monolithic crystal filter
MQF21.4-1500/54
Application
8 pol filter
i.f.- filter
use in mobile and
stationary transceivers
Characterstics MQF21.4-1500/54
Pass band Stop band
Pin connections: 1 Input
2 Input-E
3 Output
4 Output-E
TELE FILTER
Zweigniederlassung der DOVER EUROPE GMBH
14.04..99
Potsdamer Str. 18 D- 14513 Teltow
!
(+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.telefilter.com
Limiting values
Unit
Value
Center frequency
Insertion loss
Pass band at 3.0 dB
Ripple in pass band
Stop band attenuation
fo
MHz
dB
kHz
dB
dB
dB
dB
21.4 ± 750 Hz
≤
3.5
±
7.5
≤
2.0
≥
70
> 90
> 90 except spurious
fo
±
6.0 kHz
fo
±
17 kHz
fo ± 22 kHz
fo ± 22...500 kHz
Alternate attenuation
Terminating impedance Z
R1 || C1
R2 || C2
Ohm/pF
Ohm/pF
910 || 25
910 || 25
Operating temp. range
° C
-20... +70
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