17 October 2005
Specification for monolithic crystal filter
1. General
1.1. Package:
MQF 70. 0-2500/11
1.2.
1.3.
1.4.
1.5.
2.
2.1.
2.2.
2.2.1.
2.2.2.
2.2.3.
2.2.4.
2.2.5.
Type name:
Number of poles:
Operating temperature range:
Storage temperature range:
Electric values
Nominal centre frequency fo:
Pass band
Bandwidth between 3 dB - frequencies:
Ripple:
Group delay distortion:
Group delay distortion:
Insertion loss:
( measured on smallest attenuation in pass band )
Stop band
MQF 70.0-2500/11
6
-20°C to +70°C
-45°C to +85°C
70.0 MHz
> fo
12.5 kHz
< 1.0 dB at fo
8 kHz
< 20 µs at fo
10 kHz
< 50 µs at fo
12.5 kHz
< 6.0 dB
2.3.
2.3.1. fo
30 kHz
2.3.2. fo
50 kHz
2.3.3. Alternate attenuation
2.4.
3.
Terminating impedance ( input and output ):
Marking:
> 40 dB
> 50 dB
> 80 dB ( except spurious )
50
// 0 pF
manufacturer, date code
MQF 70.0-2500/11
4.
Environment conditions:
Corresponding to Vectron standard CF001
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