SMD Quartz Crystal Unit SC-16S Features ・Suitable for high density surface mounting ・Excellent shock and heat resistance ・Complete Pb-free ・A crystal resonator processed by high reliable photolithographic technology inside. Applications Cellular Phones, PHS, PDA, DSC, Car Audio, GPS Module, Small communications device, Sub-clock function for a variety of Micro Controllers Standard Specifications Conditions where not specified (Temperature: 25±2℃, DL;0.1µW) Item Symbol Nominal Frequency f_nom Frequency Tolerance f_tol Turnover Temperature Ti Parabolic Coefficient B Load Capacitance CL Motional Resistance (ESR) R1 Absolute Max. Drive Level Dlmax. Drive Level DL Shunt Capacitance C0 Frequency Ageing f_age Operating Temperature T_use Storage Temperature T_stg Specifications 32.768kHz ±20×10-6 +25±5℃ (-0.035±10%)×10-6/℃2 7pF, 9pF, 12.5pF 90kΩ Max. 0.5µW Max. 0.1µW typ. 1.1pF typ. ±3×10-6/year -40～+85℃ -55～+125℃ Dimension Condition Note +25±3℃, First year Piece part basis Internal Lead Conditions 0.5Max 1.0±0.1 1.6±0.1 Recommended Soldering Pattern 0.6 #2 #1 #2 1.0 #1 0.5 0.7 Unit: mm 1.1 Remark: Please make sure that there is no pattern under SC-16S on the circuit board. Quartz Crystal Sales Department 1-8, Nakase, Mihamaku, Chiba-shi, Chiba 261-8507, Japan Tel: +81-43-211-1207 Fax: +81-43-211-8030 Unit: mm