MQF45.0-0750-12_05 Datasheet, PDF (1/1 Pages) Vectron International, Inc – Monolithic crystal filter

Monolithic crystal filter
MQF45.0-0750/12
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
Spurious responses
Terminating impedance Z
R1 || C1
R2 || C2
fo
fo ± 2.50 kHz
fo ± 12.5 kHz
fo - 100 kHz
fo + 500 kHz
fo ± 910 kHz
Operating temp. range
Unit
Value
MHz
dB
kHz
dB
dB
dB
dB
dB
dB
45.0
≤ 2.0
± ≥3.75
≤ 1.0
≥ 15
> 45
> 45 except spurious
> 70 except spurious
≥ 15
Ohm/pF 350 || 11
Ohm/pF 350 || 11
°C
-20... +70
Characteristics MQF45.0-0750/12
Pass band
Stop band
Pin connections:
1 Input
2 Ground-Input
3 Output
4 Ground-Output
TELE FILTER Zweigniederlassung der DOVER Germany GMBH
21.04.05
Potsdamer Str. 18 D- 14513 Teltow  ([phone] ; Fax [phone] http:\\www.vectron.com