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MQF40-048-0800-02 Datasheet, PDF (1/2 Pages) Vectron International, Inc – Nominal centre frequency fo: 40.5 MHz
Specification for monolithic crystal filter
1. General
1.1. Package:
MQF 40.048-0800/02V1
15 July 2002
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 40.048-0800/02V1
4
-40°C to +85°C
-20°C to +70°C
-55°C to +90°C
2. Electric values
2.1. Nominal centre frequency fo:
40.048 MHz
2.2. Pass band
2.2.1. Bandwidth between 1 dB - frequencies:
2.2.2. Ripple:
2.2.3. Change of group delay between different
samples of the same type:
 fo  4.0 kHz
 1.0 dB at fo  4.0 kHz
 300 µs ( at fo  4.0 kHz )
2.2.4. Insertion loss:
 3.0 dB
( measured on smallest attenuation in pass band )
2.3. Stop band
2.3.1. fo + 76 kHz
2.3.2. 39.942 MHz.........40.0 MHz
2.3.3. fo +76 kHz.........+250 MHz
2.3.4. Spurious responses:
 60 dB
 80 dB
 60 dB
 40 dB