Crystal filter
QF60.0-4000/02
Application
•
4 pol filter
•
i.f.- filter
•
use in mobile and
stationary transceivers
Limiting values
Unit
Value
Center frequency
Insertion loss
Pass band at 3.0 dB
Ripple in pass band
Stop band attenuation
Alternate attenuation
Group delay
Group delay distortion
fo
fo
±
20.00 kHz
fo - 200; fo + 250 kHz
fo
fo ± 20 kHz at 25°C
MHz
dB
kHz
dB
dB
dB
µs
µs
60.0
≤
12.0
± ≥20.00
Gaussian
≥
40
> 40 (except spurious)
< 18
<2
Terminating impedance Z
R1 || C1
R2 || C2
Ohm/pF
Ohm/pF
50 || 0
50 || 0
Operating temp. range
°C
-20... +70
Characteristics
Pass band
QF60.0-4000/02
Stop band
Pin connections:
1
2
3
4
Input
Ground-Input
Output
Ground-Output
18.10.04
TELE FILTER Zweigniederlassung der DOVER Germany GMBH
Potsdamer Str. 18 D- 14513 Teltow
!
(+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.vectron.com
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