MQF21-4-2000-04 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:
11 December 2000
MQF 21.4-2000/04
1.2. Type name:
1.3. Number of poles:
1.4. Operable temperature range:
1.5. Operating temperature range:
1.6. Storage temperature range:
MQF 21.4-2000/04
10
-40°C to +100°C
-40°C to +85°C
-55°C to +100°C
2. Electric values
2.1. Nominal centre frequency fo:
21.4 MHz
2.2. Pass band
2.2.1. Centre frequency fc:
2.2.2. Bandwidth between 6 dB - frequencies:
2.2.3. Ripple:
2.2.4. Insertion loss:
( measured on smallest attenuation in pass band )
21.4 MHz  430 Hz
 fc  10 kHz
  1.0 dB at fc  8.5 kHz
 3.0 dB
2.3. Stop band
2.3.1. fo  17.5 kHz
2.3.2. fo  25 kHz
2.3.3. fo + 25 kHz.........+ 30 MHz
2.3.4. fo - 25 kHz.........- 10 MHz
 60 dB
 90 dB
 90 dB
 90 dB
2.4. Terminating impedance ( input and output ):
2.5. Maximum input power level:
1500  // 2.5 pF
10 mW
3. Marking:
281-A-2
VI
yyww
21.4-2000/04
4. Environment conditions:
Corresponding to Vectron standard CF001
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