QF172.955-3500 Datasheet, PDF (1/1 Pages) Vectron International, Inc – Crystal filter

Crystal filter
QF172.955-3500/07
Application
4 pol filter
Limiting values
i.f.- filter
use in mobile and
stationary transceivers
Nominal frequency
Insertion loss
Pass band at 3.0dB
Ripple in pass band
Stop band attenuation
Alternate attenuation
Spurious response
Group delay distortion
IMD at 0 dBm input level
Nominal drive level (max.)
Max. allowed drive level
Terminating impedance Z
R1||C1
R2||C2
Unit
Value
fo
fo ± 17.5 kHz
fo ± 80 kHz
fo ± 455 kHz
fo ± 20 kHz
173.055; 173.155 MHz
MHz
dB
kHz
dB
dB
dB
dB
dB
µs
dB
dBm
dBm
172.955
< 7.0
±> 20
< 2.0
> 40
> 55
> 55
> 14
< 25
> 58
0
15
Ohm/pF 50 || 0
Ohm/pF 50 || 0
Operating temp. range
Operable temp. range
Characteristics QF172.955-3500/07
Pass band
Stop band
°C
-20... +70
°C
-40... +85
Pin connections:
1 Input
2 Ground-Input
3 Output
4 Ground-Output
TELE FILTER Zweigniederlassung der DOVER Germany GMBH
29.04.03
Potsdamer Str. 18 D- 14513 Teltow ([phone] ; Fax [phone] http:\\www.vectron.com