VECTRON MQF21.4

Monolithic crystal filter
MQF21.4-0700/09
Application
• 6 pol filter
• i.f.- filter
• use in mobile and
stationary transceivers
Characteristics
Pass band
Pin connections:
Unit
Value
MHz
dB
kHz
dB
dB
dB
dBm
21.4
< 5.0
± 3.5...4.5
< 2.0
> 60
> 80 except spurious
> 25
Terminating impedance Z
R1||C1
R2||C2
Ohm/pF
Ohm/pF
50 || 0
50 || 0
Operating temp. range
°C
+0... +70
Limiting values
Nominal frequency
Insertion loss
Pass band at 6.0dB
Ripple in pass band
Stop band attenuation
Alternate attenuation
IP3
fo
fo ± 2 kHz
fo ± 11 kHz
fo ± 25...5000 kHz
fo+12; fo+24 kHz
MQF21.4-0700/09
Stop band
1
2
3
4
Input
Ground-Input
Output
Ground-Output
TELE FILTER Zweigniederlassung der DOVER Germany GMBH
10.10.03
Potsdamer Str. 18 D- 14513 Teltow (+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.vectron.com