MQF21.4-1200-29 Datasheet, PDF (1/1 Pages) Vectron International, Inc – Monolithic crystal filter

Monolithic crystal filter
MQF21.4-1200/29
Application
• 2 pol filter
• i.f.- filter
• use in mobile and
stationary transceivers
Limiting values
Nominal frequency
Insertion loss
Pass band at 3.0dB
Ripple in pass band
Stop band attenuation
Alternate attenuation
fo
fo ± 3.5 kHz
fo ± 25 kHz
fo ± 200 kHz
fo + 350..1000kHz
fo - 200..1000kHz
Unit
Value
MHz
dB
kHz
dB
dB
dB
dB
dB
21.4
< 1.5
±> 6
< 0.5
> 20
> 35
> 35
> 50
Terminating impedance Z
R1||C1
R2||C2
Operating temp. range
Storage temp. range
Environment conditions
Characteristics MQF21.4-1200/29
Pass band
Stop band
Ohm/pF 1200 || 3
Ohm/pF 1200 || 3
°C
-20... +70
°C
-45... +85
according to CF001
Pin connections:
1 Input
2 Ground-Input
3 Output
4 Ground-Output
TELE FILTER Zweigniederlassung der DOVER Germany GMBH
23.01.04
Potsdamer Str. 18 D- 14513 Teltow  ([phone] ; Fax [phone] http:\\www.vectron.com