QT3CT-32.768KDZY-T

QT3CT kHz Crystal Fuel The Digital World Features ● ● ● ● ● Applications Frequency range : 32.768 kHz Metal lid GND connected EMI reduced type SMD : Ceramic package External dimensions (mm) L : 3.3 x W : 1.6 x H : 0.9 RoHS compliant & Pb free ● Smart meters Communication devices Measuring equipments Consumer products Commercial & industrial applications Electrical Characteristics Item Symbol QT3CT f0 32.768 kHz ∆f/f0 ±20 ppm CL 4pF, 6pF, 7pF, 8pF, 9pF, 12.5pF Operating Temperature Range TOTR -40°C ~ +85°C Storage Temperature Range TSTR -55°C ~ +125°C TM 25°C ± 5°C Temperature Coefficient β -0.034 ± 0.006ppm/°C2 Motional Resistance (ESR) R1 70 kΩ Max. Drive Level DL 1 μW Max. ∆f/f0 ±3 ppm Max. C0 0.75 pF Typ. Nominal Frequency Frequency Tolerance Load Capacitance Turnover Temperature Aging Shunt Capacitance Conditions at 25°C at 25°C at 25°C ± 3°C,first year Dimensions (Unit: mm) (#2 is connected with cover.) Rev. 1.03 Page 1 www.qstproducts.com QT3CT kHz Crystal Fuel The Digital World Ordering Information QT3CT - 32.768K - D Z F - T Frequency Tolerance (at 25°C) D ± 20 ppm Packaging Method T Tape & Reel Load Capacitance Frequency Stability (over Temp.) Z Standard for kHz A B Y V C F 4 pF 6 pF 7 pF 8 pF 9 pF 12.5 pF Packing Reflow Profile Rev. 1.03 Page 2 www.qstproducts.com