QF21-4-10000-08 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 21.4-10000/08
11 November 2009
1.2. Type name:
1.3. Number of poles:
1.4. Operating temperature range:
1.5. Storage temperature range:
QF 21.4-10000/08
6
-30°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. Bandwidth between 3 dB - frequencies:
> fo 45 kHz
< fo 55 kHz
2.2.2. Ripple:
< 1.5 dB at fo 30 kHz
2.2.3. Insertion loss:
< 4.0 dB
( measured on smallest attenuation in pass band )
2.3. Stop band
2.3.1. fo 155 kHz
> 60 dB
2.3.2. Alternate attenuation:
> 60 dB ( except spurious )
2.3.3. Spurious responses at fo+125kHz to fo+1.0 MHz > 35 dB
2.4. Terminating impedance ( input and output ):
50 // 0 pF
3. Marking:
manufacturer, date code
QF 21.4-10000/08
4. Environment conditions:
Corresponding to Vectron standard CF001
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Edited by: date: _______________________________ name: ________________________________