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SMX-QS1
SMD Watch Crystal Features
Applications: telecommunications, audio, medical Low profile metal package Reliable, low cost crystal Reflow soldering @ 260 °C
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
Specification
32.768 kHz
±20 ppm @ +25 °C ±100 ppm over -20 ~ +70 °C ±150 ppm over -40 ~ +85 °C ±3 ppm 1st year parallel resonance (CL = 8 ~ 12.5 pF) 65 kΩ 2.1 fF 0.9 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.