MQF21.4-0750-16_11 Datasheet, PDF (1/1 Pages) Vectron International, Inc – Monolithic crystal filter

Monolithic crystal filter
MQF21.4-0750/16
Application
• 4 pol filter
• i.f.- filter
• use in mobile and
stationary transceivers
Limiting values
Nominal frequency
Insertion loss
Pass band at 3.0 dB
Ripple in pass band
Stop band attenuation
fo
fo ± 3.00 kHz
fo ± 14 kHz
Unit
Value
MHz
dB
kHz
dB
dB
21.4
≤ 2.5
± 3.75
≤ 1.0
≥ 40 except spurious
Terminating impedance Z
R1 || C1
R2 || C2
Coupling capacitance
Ck
Operating temp. range
Ohm/pF 850 || 5
Ohm/pF 850 || 5
pF
16.0
°C
-25... +70
Characterstics MQF21.4-0750/16
Pass band
Stop band
Pin connections:
1 Input
2 Ground-Input
3 Output
4 Ground-Output
TELE FILTER Zweigniederlassung der DOVER Germany GMBH
25.07.01
Potsdamer Str. 18 D- 14513 Teltow  ([phone] ; Fax [phone] http:\\www.vectron.com