QF21-4-0020-06 Datasheet, PDF (1/1 Pages) Vectron International, Inc – Environment conditions: Corresponding to Vectron standard CF001

Specification for crystal filter:
1. General
1.1. Package:
QF 21.4-0020/06
10 June 2004
1.2. Type name:
1.3. Number of poles:
1.4. Operating temperature range:
1.5. Storage temperature range:
QF 21.4-0020/06
6
-20°C to +70°C
-45°C to +85°C
2. Electric values
2.1. Nominal centre frequency fo:
21.4 MHz
2.2. Pass band
2.2.1. Centre frequency fc:
21.4 MHz 250 Hz
2.2.2. Bandwidth between 6 dB - frequencies:
fc 100 Hz
fc 250 Hz
2.2.3. Ripple:
Gaussian
2.2.4. Group delay distortion:
2.2.5. Insertion loss:
( measured on smallest attenuation in pass band )
300 µs at fc 100 Hz
24 dB
2.3. Stop band
2.3.1. fc 0.5 kHz
2.3.2. Alternate attenuation:
2.3.3. Spurious responses:
40 dB
60 dB
60 dB
2.4. Terminating impedance ( input and output ):
50 // 0 pF
3. Marking:
manufacturer, date code
QF 21.4-0020/06
4. Environment conditions:
Corresponding to Vectron standard CF001
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Edited by: date: ___________________________ name: ____________________________________