MQF21.4-1200-10 Datasheet, PDF (1/2 Pages) Vectron International, Inc – Monolithic crystal filter

Monolithic crystal filter
MQF21.4-1200/10
Application
• 2 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 ± 3.50 kHz
fo ± 25 kHz
fo - 0.2...1 MHz
fo + 0.35..1 MHz
Terminating impedance Z
R1 || C1
R2 || C2
Operating temp. range
Unit
Value
MHz
dB
kHz
dB
dB
dB
dB
21.4
≤ 1.5
± 6.00
≤ 0.5
≥ 20
> 50
> 35
Ohm/pF 1200 || 3
Ohm/pF 1200 || 3
°C
-20... +70
Characterstics MQF21.4-1200/10
Pass band
Stop band
Pin connections: 1 Input
2 Input-E
3 Output
4 Output-E
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