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Fuel The Digital World
QT3CD
kHz Crystal
Features
● Frequency range : 32.768 kHz ● SMD : Ceramic package ● External dimensions (mm)
L : 3.2 x W : 1.5 x H : 0.9 ● RoHS compliant & Pb free
Electrical Characteristics
Item
Symbol
Nominal Frequency
f0
Frequency Tolerance
∆f/f0
Load Capacitance
CL
Operating Temperature Range
TOTR
Storage Temperature Range
TSTR
Turnover Temperature
TM
Temperature Coefficient
β
Motional Resistance (ESR)
R1
Drive Level
DL
Aging
∆f/f0
Shunt Capacitance
C0
Applications
● Small mobile devices ● Communication devices ● Consumer products ● Smart meters ● Commercial & industrial
applications
QT3CD 32.768 kHz ±5ppm, ±10ppm, ±20ppm 6pF, 7pF, 9pF, 12.5pF -40°C ~ +85°C -55°C ~ +125°C 25°C ± 5°C -0.034 ± 0.006ppm/°C2 70 kΩ Max. 1 μW Max.