MQF21.4-1500-25 Datasheet, PDF (1/1 Pages) Vectron International, Inc – Monolithic crystal filter

Monolithic crystal filter
MQF21.4-1500/25
Application
• 8 pol filter
• i.f.- filter
• use in mobile and
stationary transceivers
Limiting values
Center frequency
Insertion loss
Pass band at 3.0 dB
Ripple in pass band
Stop band attenuation
Alternate attenuation
fo
fo ± 6.00 kHz
fo ± 17.5 kHz
fo ± 25 kHz
fo ± 25...500 kHz
Unit
Value
MHz
dB
kHz
dB
dB
dB
dB
21.4
≤ 3.0
± 7.50
≤ 2.0
≥ 65
> 90
> 90
Terminating impedance Z
R1 || C1
R2 || C2
Ohm/pF 1500 || 2
Ohm/pF 1500 || 2
Operating temp. range
°C
-25... +70
Characterstics MQF21.4-1500/25
Pass band
Stop band
Pin connections: 1 Input
2 Input-E
3 Output
4 Output-E
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