Surface Mount Crystals

RoHS compliant, lead-free product. 1.2 mm height. Ideal for space constraint applications such as PCMCIA For low EMI, two fo the four pads can be used to ground the entire package. Ceramic package with seam sealed kovar lid.

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Item / Type

MQ Series (7.0 x 5.0 x 1.2 mm)

Frequency Range /
Crystal Cut

6.000 ~ 50.000 MHz , AT-cut , Fundamental Mode ( see Table 1 )

30.000 ~ 125.000 MHz , AT-cut , 3rd overtone ( see Table 1 )

Load Capacitance

Series Resonance or Parallel ( 8 to 32 pF typical )

Equivalent Series Resistance (E.S.R.) Frequency Crystal Cut, Oscillation Mode E.S.R. max.

6.0 MHz ~ 8.0 MHz	AT-cut, fundamental mode	80 ohms
8.0 MHz ~ 11.0 MHz	AT-cut, fundamental mode	60 ohms
11.1 MHz ~ 14.0 MHz	AT-cut, fundamental mode	50 ohms
14.1 MHz ~ 50.0 MHz	AT-cut, fundamental mode	40 ohms
30.0 MHz ~ 40.0 MHz	AT-cut, 3rd overtone	100 ohms
40.1 MHz ~ 50.0 MHz	AT-cut, 3rd overtone	80 ohms
50.1 MHz ~ 125.0 MHz	AT-cut, 3rd overtone	90 ohms

Drive Level

10 ?W (100 ?W max.)

Frequency Tolerance