MQF45.0-0750-27 [VECTRON]
Monolithic crystal filter; 单片晶体滤波器
| 型号： | MQF45.0-0750-27 |
| 厂家： | 
Vectron International, Inc |
| 描述： | Monolithic crystal filter |
| 文件： | 总1页 (文件大小：55K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Monolithic crystal filter
MQF 45.0-0750/27
( preliminary specification )
Application
Unit
Value
Limiting values
•
•
•
4 pol filter
i.f.- filter
Center frequency
Insertion loss
Pass band at 3.0 dB
Ripple in pass band
Stop band attenuation
Alternate attenuation
fo
MHz
dB
kHz
dB
dB
dB
45.0
≤ 4.5
< ± 3.75
use in mobile and
stationary transceivers
fo ± 2.50 kHz
fo ± 20 kHz
≤ 1.0
≥ 40
> 70 except spurious
Spurious responses
fo + 20 kHz.....+1 MHz
dB
> 30
Terminating impedance Z
R1 || C1
R2 || C2
Ohm/pF 50 || 0
Ohm/pF 50 || 0
Operating temp. range
Storage temp. range
° C
° C
-25... +85
-55... +85
Filters are Pb-free and 2002 / 95 / EC RoHS compliant
Characterstics MQF 45.0-0750/27
Pass band
Stop band
Pin connections:
1
3
Input
Output
All other pins Ground
TELE FILTER Zweigniederlassung der DOVER Germany GMBH
Potsdamer Str. 18 D- 14513 Teltow ( (+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.vectron.com
31.01.07
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