SMX-QM1
SMD tuning fork Crystal
Features
Applications: telecommunications, audio, medical
Low frequency: 32 to 160 kHz
Reliable, low cost crystal
Reflow soldering @ 260 °C
Parameter
Nominal frequency
Frequency tolerance
Frequency stability
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
Specification
32 ~ 160 kHz
±20
~
±100
ppm
@ +25 °C
±100
ppm
over -20 ~ +70 °C
±150
ppm
over -40 ~ +85 °C
st
±3
ppm 1 year
parallel resonance (CL = 8 ~ 12.5 pF)
55 kΩ
2.1 pF
0.9 pF
@ 32.768 kHz
Typ.
Typ.
< 0.5
μW
0.1
μW
Typ.
+25 °C
±5
°C
-0.035 x (T-To)
2
ppm/°C
2
-20 ~ +70 °C
-40 ~ +85 °C
-55 ~ +125 °C
tape & reel
commercial application
industrial application
2’000 or 3’000 pieces
Example for soldering pattern
Do not design any conductive path between the pattern
Example for IR reflow soldering temperature
2002/95/EC RoHS compliant
QuartzCom AG
sales@quartzcom.com
QuartzCom Asia
sales-asia@quartzcom.com
QuartzCom USA
sales-usa@quartzcom.com
03 May. 10
www.quartzcom.com
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