06 September 2005
Specification for monolithic crystal filter:
1. General
1.1. Package:
MQF 45.0-0750/04
1.2.
1.3.
1.4.
1.5.
2.
2.1.
2.2.
Type name:
Number of poles:
Operating temperature range:
Storage temperature range:
Electric values
Nominal centre frequency fo:
Pass band
MQF 45.0-0750/04
8
-20°C to +70°C
-45°C to +85°C
45.0 MHz
2.2.1. Bandwidth between 3 dB - frequencies:
2.2.2. Ripple:
2.2.3. Insertion loss:
( measured on smallest attenuation in pass band )
2.3.
Stop band
> fo
3.75 kHz
< 2.0 dB at fo
3.0 kHz
< 7.0 dB
2.3.1. fo
12.5 kHz
2.3.2. fo
25 kHz........
500 kHz
2.3.3. Alternate attenuation:
2.4.
Terminating impedance ( input and output ):
> 65 dB
> 80 dB
> 80 dB ( except spurious )
350
// 5.0 pF
3.
Marking:
manufacturer, date code
45.0-0750/04
Corresponding to Vectron standard CF001
4.
Environment conditions:
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Edited by:
date: _______________________________ name: ______________________________
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