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MQF21-4-5000-07 Datasheet, PDF (1/1 Pages) Vectron International, Inc – Nominal centre frequency fo: 21.4 MHz
Specification for monolithic crystal filter:
1. General
1.1. Package:
MQF 21.4-5000/07
28 May 2008
1.2. Type name:
1.3. Number of poles:
1.4. Operating temperature range:
1.5. Storage temperature range:
MQF 21.4-5000/07
8
-40°C to +85°C
-40°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. Group delay distortion at -30°C……+70°C
2.2.4. Insertion loss:
( measured on smallest attenuation in pass band )
 fo  25 kHz
 2.0 dB at fo  20 kHz
 20 µs at fo  20 kHz at
 3.0 dB
2.3. Stop band
2.3.1. fo  62.5 kHz
2.3.2. fo  62.5 kHz......... 5 MHz
 60 dB
 60 dB ( except spurious )
2.4. Terminating impedance ( input and output ):
50  // 0 pF
2.5. Maximum input power level:
+10 dBm
3. Marking:
manufacturer, date code
MQF 21.4-5000/07
4. Environment conditions:
Corresponding to Vectron standard CF001
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