MQF21.4-3000-27 Datasheet, PDF (1/1 Pages) Vectron International, Inc – Monolithic crystal filter

Monolithic crystal filter
MQF21.4-3000/27
Application
• 10 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 ± 12.00 kHz
fo ± 30 kHz
fo ± 40 kHz
fo ± 40...500kHz
Terminating impedance Z
R1 || C1
R2 || C2
Operating temp. range
Unit
Value
MHz
dB
kHz
dB
dB
dB
dB
21.4
≤ 4.0
± 15.00
≤ 2.0
≥ 70
> 90
> 90
Ohm/pF 910 || 15
Ohm/pF 910 || 15
°C
-20... +70
Characterstics MQF21.4-3000/27
Pass band
Stop band
Pin connections: 1 Input
2 Input-E
3 Output
4 Output-E
TELE FILTER Zweigniederlassung der DOVER EUROPE GMBH
23.10.98
Potsdamer Str. 18 D- 14513 Teltow ! ([phone] ; Fax [phone] http:\\www.telefilter.com