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Cal Crystal Lab, Inc. / Comclok, Inc. 800-333-9825
1156 North Gilbert Street • Anaheim, CA 92801
PLASTIC PACKAGE AT-STRIP SURFACE MOUNT CRYSTALS
MODEL SM4
ModelModel
ModelModel
Model
Frequency Range
Frequency Stability
Frequency Tolerance @ 25oC
Operating Temperature Range
Storage Temperature Range
Load Capacitance
Shunt Capacitance
Drive Level
3.5MHz ~ 70.0 MHz
± 50ppm Optional Tolerances Available
0oC ~ +70oC Standard, Optional Temperature Ranges Available
-55oC ~ +125oC
20pF, Custom CL and Series resonant available
7pF Max
50µWatts to 100µWatts (100µWatts Correlation)
SM4SM4
SM4SM4
SM4
Oscillation Mode
Insulation Resistance 500 megohms Min
Aging for first year ±5ppm Max
3.5MHz ~ 30MHz (AT Fundamental)
30MHz ~ 70MHz (3rd Overtone)
Reflow Soldering Condition 10 Seconds Max at +235oC ±5oC
± 100ppm over 0oC to +70oC Optional Tolerances Available
Recommended Soldering Pattern
Terminals
(#2 & #3 N.C.)
Frequency Equivalent Oscillation
Series Resistance Mode
3.5MHz+ 200Ω Max Fundamental
4.0MHz+ 150Ω Max Fundamental
5.0MHz+ 120Ω Max Fundamental
6.0MHz+ 100Ω Max Fundamental
7.0MHz+ 80Ω Max Fundamental
9.0MHz+ 60Ω Max Fundamental
13.0MHz+ 40Ω Max Fundamental
20.0MHz+ 30Ω Max Fundamental
35.0MHz+ 100Ω Max 3rd Overtone
DIMENSIONS(mm)
Equivalent Series Resistance Resistance Specifications Below (See Chart Below)
1,000 pcs. per reel
(330mm dia.)
