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QF21-4-20000-07 Datasheet, PDF (1/1 Pages) Vectron International, Inc – Environment conditions: Corresponding to Vectron standard CF001 | |||
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Specification for crystal filter:
1. General
1.1. Package:
QF 21.4-20000/07
21 August 2003
1.2. Type name:
1.3. Number of poles:
1.4. Operating temperature range:
1.5. Storage temperature range:
QF 21.4-20000/07
4
-10°C to +70°C
-25°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:
2.2.2. Ripple:
2.2.3. Insertion loss:
( measured on smallest attenuation in pass band )
ï³ fo ï± 100 kHz
ï£ 1.0 dB at fo ï± 80 kHz
ï£ 8 dB
2.3. Stop band
2.3.1. fo - 300 kHz
2.3.2. fo + 500 kHz
2.3.3. Alternate attenuation:
2.3.4. Spurious responses:
ï³ 40 dB
ï³ 30 dB
ï³ 60 dB
ï³ 30 dB
2.4. Terminating impedance ( input and output ):
50 ï // 0 pF
3. Marking:
manufacturer, date code
QF 21.4-20000/07
4. Environment conditions:
Corresponding to Vectron standard CF001
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Edited by: date: __________________________ name: __________________________________
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