Vectron MQF20-525-4000-01 Nominal centre frequency fo: 20.525 mhz Datasheet

21 June 2011
Specification for monolithic crystal filter: M Q F 2 0 . 5 2 5 - 4 0 0 0 / 0 1
1. General
1.1. Package:
1.2.
1.3.
1.4.
1.5.
Type name:
Number of poles:
Operating temperature range:
Storage temperature range:
MQF 20.525-4000/01
2
-40°C to +85°C
-55°C to +85°C
2.
Electric values
2.1. Nominal centre frequency fo:
20.525 MHz
2.2. Pass band
2.2.1. Bandwidth between 3 dB - frequencies:
2.2.2. Ripple at fo ± 14.0 kHz:
2.2.3. Insertion loss:
( measured on smallest attenuation in pass band )
> fo ± 20.0 kHz
< 1.0 dB ( peak to peak )
< 2.0 dB
2.3. Stop band
2.3.1. fo ± 70 kHz
2.3.2. fo ± 150 kHz
2.3.3. Alternate attenuation
2.3.4. Spurious responses fo+150…....fo+800 kHz
> 15 dB
> 30 dB
> 30 dB ( except spurious )
> 15 dB
2.4. Terminating impedance R//C (input and output):
2.5. Maximum input power level
4800 Ω // - 0.6 pF
+5/+15 ( working / non-damaged )
3. Marking:
4. Environment conditions:
VI date code
20.5254000/01
Corresponding to Vectron standard CF001
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date: _______________________ name: _________________________