07 October 2009

Specification for monolithic crystal filter:

M Q F 3 5 . 2 5 - 5 0 0 0 / 0 8

1. General

1.1. Package:

Please note:

- package is not suitable for reflow soldering

- filters are 2002 / 95 / EC RoHS compliant

1.2.

Type name:

MQF 35.25-5000/08

1.3.

Number of poles:

6

1.4.

Operating temperature range:

-20°C to +70°C

1.5.

Storage temperature range:

-45°C to +85°C

2.

Electric values

2.1.

Nominal centre frequency fo:

35.25 MHz

2.2.

Pass band

2.2.1. Centre frequency fc:

35.25 MHz  2.0 kHz

2.2.2. Bandwidth between 3 dB - frequencies:

> fc  25 kHz

2.2.3. Ripple:

< 1.5 dB at fc  17.5 kHz

2.2.4. Insertion loss:

< 5.0 dB

( measured on smallest attenuation in pass band )

2.3.

Stop band

2.3.1. fc  100 kHz:

> 70 dB

2.3.2. Alternate attenuation:

fo  910 kHz

> 60 dB

2.3.3. Spurious responses:

> 60 dB

2.4.

Terminating impedance ( input and output ):

50  // 0 pF

2.5.

Maximum Input power level (working/non-damaged):

0 / +10 dBm

3.

Marking:

4.

Environment conditions:

Corresponding to Vectron standard CF001

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Edited by:

date: _____________________________ name: _____________________________