UM-4, UM-5, UM-1 MJ
Metal packaged SMD Crystal Features
Applications: telecommunications, audio, navigation, instruments High frequency accuracy in stability and aging Wide frequency range: 8 to 250 MHz Reflow solder able
Parameter
Frequency range
Specification
8 ~ 80 MHz 30 ~ 180 MHz 80 ~ 250 MHz fundamental 3rd overtone 5th overtone
Mode of oscillation Standard frequencies Frequency tolerance Frequency stability Aging Load capacitance Equivalent series resistance (ESR) Drive level Operating temperature range
AT cut 3rd & 5th overtone 10.00, 10.368, 15.36, 20.48, 20.945, 80.00, 100.00 125.00, 155.52 & 180.00 MHz ±5 ~ ±20 ppm ±5 ~ ±20 ppm < ±1 ppm < 20 Ω < 12 Ω 10 ~ 100 μW -20 ~ +70 °C -40 ~ +85 °C -40 ~ +125 °C -55 ~ +125 °C tape & reel @ +25 °C vs. operating temperature range 1st year @ 10 MHz @ 32 MHz commercial application industrial application automotive & avionic application 500 or 1’000 pieces
series or parallel resonance (CL = 8 ~ 32 pF)
Storage temperature range Packaging unit Customer specifications on request
Example for soldering pattern
Do not design any conductive path between the pattern Example for IR reflow soldering temperature
Type UM-1 MJ UM-5 MJ UM-4 MJ
A 8.0 6.0 4.4
B 12.0 10.0 8.4
L 10.8 8.8 7.2 [mm]
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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