Vectron MQF21.4-0730 Monolithic crystal filter Datasheet

Monolithic crystal filter
MQF21.4-0730/05
Application
• 10 pol filter
• i.f.- filter
• use in mobile and
Limiting values
stationary transceivers
Nominal frequency
Centre frequency
Insertion loss
Pass band at 6.0dB
Ripple in pass band
Stop band attenuation
Alternate attenuation
Spurious response
fo
fc
fc ± 2.5 kHz
fc ± 6.47 kHz
fo ± 10 kHz
fo ± >35 kHz
Terminating impedance Z
R1||C1
R2||C2
Coupling capacitance
Operating temp. range
Storage temp. range
Environment conditions
Characteristics
Pass band
Pin connections:
Unit
Value
MHz
MHz
dB
kHz
dB
dB
dB
dB
dB
21.4
21.4 ± 600 Hz
< 7.0
±> 3.67
< 2.0
> 60
> 80
> 80
< 90
Ohm/pF
Ohm/pF
pF
800 || 6.5
800 || 6.5
16.5/17.7/17.7/16.5
°C
°C
-40... +85
-40... +125
according to CF001
MQF21.4-0730/05
Stop band
1
2
3
4
Input
Ground-Input
Output
Ground-Output
TELE FILTER Zweigniederlassung der DOVER Germany GMBH
Potsdamer Str. 18 D- 14513 Teltow
25.11.04
(+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.vectron.com
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