MQF21.4-0750-20 Datasheet, PDF (1/2 Pages) Vectron International, Inc – Monolithic crystal filter

Monolithic crystal filter
MQF21.4-0750/20
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 ± 3.00 kHz
fo ± 9 kHz
fo ± 12.5 kHz
fo ± 12.5...300 kHz
Unit
Value
MHz
dB
kHz
dB
dB
dB
dB
21.4
≤ 4.0
± 3.75
≤ 2.0
≥ 65
> 90
> 90
Terminating impedance Z
R1 || C1
R2 || C2
Ohm/pF 1600 || 3
Ohm/pF 1600 || 3
Operating temp. range
°C
-20... +70
Characterstics MQF21.4-0750/20
Pass band
Stop band
Pin connections: 1 Input
2 Input-E
3 Output
4 Output-E
TELE FILTER Zweigniederlassung der DOVER EUROPE GMBH
17.03.00
Potsdamer Str. 18 D- 14513 Teltow ! ([phone] ; Fax [phone] http:\\www.telefilter.com