QT2M-32.768KEZB-T

QT2M kHz Crystal Fuel The Digital World Features ● ● ● ● Applications Frequency range : 32.768 kHz SMD : Plastic package External dimensions (mm) L : 8.0 x W : 3.8 x H : 2.55 RoHS compliant Contains Pb, exempted by RoHS directive ● Real-time clock (RTC) Smart meters Security devices Consumer products Electrical Characteristics Item Symbol QT2M f0 32.768 kHz ∆f/f0 ±5ppm, ±10ppm, ±20ppm CL 6.0pF, 7.0pF, 9.0pF, 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 50 kΩ Max. Drive Level DL 1 μW Max. ∆f/f0 ±3 ppm Max. C0 1.35 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 Internal Connection Recommended Pad Layout (Unit: mm) (Note: Do not connect to external terminals with pin2 & pin3.) Rev. 1.04 Page 1 www.qstproducts.com QT2M kHz Crystal Fuel The Digital World Ordering Information QT2M - 32.768K D Z F - T Frequency Tolerance (at 25°C) D E H ± 20 ppm ± 10 ppm ± 5 ppm T Tape & Reel Load Capacitance Frequency Stability (over Temp.) Z Packaging Method Standard for kHz B Y C F 6 pF 7 pF 9 pF 12.5 pF Packing (Unit: mm) Reflow Profile Rev. 1.04 Page 2 www.qstproducts.com