VECTRON QF172955-3500-07V1

Specification for crystal filter:
QF 172.955-3500/07V1
02 July 2009
1. General
1.1. Package:
1.2.
1.3.
1.4.
1.5.
Type name:
Number of poles:
Operating temperature range:
Operable temperature range:
QF 172.955-3500/07V1
4
-20°C to +70°C
-40°C to +85°C
2.
Electric values
2.1.
Nominal centre frequency fo:
172.955 MHz
2.2.
2.2.1.
2.2.2.
2.2.3.
2.2.4.
Pass band
Bandwidth between 3 dB - frequencies:
Ripple:
Group delay distortion:
Insertion loss:
( measured on smallest attenuation in pass band )
≥ fo ± 20 kHz
≤ 2.0 dB at fo ± 17.5 kHz
≤ 25 µs at fo ± 20 kHz
≤ 7 dB
2.3.
2.3.1.
2.3.2.
2.3.3.
2.3.4.
Stop band
fo ± 80 kHz
fo ± 455 kHz
Alternate attenuation:
Spurious responses:
≥ 40 dB
≥ 55 dB
≥ 55 dB
≥ 20 dB
2.4.
Terminating impedance ( input and output ):
50 Ω // 0 pF
2.5.
2.6.
Nominal drive level:
Maximum allowed drive level:
< 0 dBm
15 dBm
2.7
Intermodulation
frequency 1:
frequency 2:
input power:
IM:
3.
Marking on the package:
173.055
173.155
0 dBm
> 58 dB
manufacturer, date code
QF 172.955-3500/07V1
4.
Environment conditions:
Corresponding to Telefilter CF001
______________________________________________________________________________________
Edited by:
date: _________________
Name: __________________________