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SMX-315 Datasheet, PDF (1/1 Pages) QUARTZCOM the communications company – Ceramic packaged SMD Watch Crystal Reliable, low cost crystal | |||
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SMX-315
Ceramic packaged
SMD Watch Crystal
Features
Parameter
Nominal frequency
Frequency tolerance
Frequency stability vs. temperature
Aging
Load capacitance
Series resistance
Motional capacitance
Shunt capacitance
Drive level
Turnover temperature
Temperature coefficient
Operating temperature range
Storage temperature range
Packaging unit
Customer specifications on request
 Applications: telecommunications, audio, automotive, medical
 Ultra low profile ceramic package
 Reliable, low cost crystal
 Reflow soldering @ 260 °C
Specification
32.768 kHz
±20 ppm
@ +25 °C
±100 ppm
±150 ppm
±3 ppm
over -20 ~ +70 °C
over -40 ~ +85 °C
1st year
parallel resonance (CL = 8 ~ 12.5 pF)
70 kΩ
2.5 fF
1.4 pF
0.1 μW Typical
+25 °C
-0.035 x (T-To)2 ppm/°C2
-20 ~ +70 °C
-40 ~ +85 °C
-55 ~ +125 °C
tape & reel
Max.
Typ.
Typ.
< 0.5 μW
±5 °C
commercial application
industrial application
1â000 or 3â000 pieces
Example for soldering pattern
Do not design any conductive path between the pattern
Example for IR reflow soldering temperature
QuartzCom AG
sales@quartzcom.com
www.quartzcom.com
2002/95/EC RoHS compliant
QuartzCom Asia
sales-asia@quartzcom.com
QuartzCom USA
sales-usa@quartzcom.com
03 May. 10
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