ECX-12 Low Profile 2 x 1.2 mm Footprint Extended Temp. Range RoHS Compliant SMD TUNING FORK CRYSTAL The ultra-miniature ECX-12 is a very compact SMD Tuning Fork Crystal. The 2.0 x 1.2 x 0.6 mm ceramic package is ideal for today's SMD manufacturing environment. OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS ECX-12 PARAMETERS CONDITIONS Frequency FO Frequency Tolerance @ +25°C Load Capacitance Specify in P/N Drive Level DL 0.5 µW Equivalent Series Resistance R1 90K Ω MIN TYP UNITS MAX 32.768 KHz ± 20 ppm 12.5 Motional Capacitance pF 7.0 fF Turnover Temperature +20 +25 +30 °C Temperature Coefficient -0.02 -0.03 -0.04 ppm/°C² Shunt Capacitance Co 1.3 First Year Aging +25°C ±3°C Operating Temperature Topr Storage Temperature Tstg pF ±3 ppm -40 +85 °C -55 +125 °C TOP, BOTTOM, SIDE VIEWS & LAND PATTERN PART NUMBERING GUIDE: Example ECS-.327-12.5-12-TR ECS - Frequency Abbreviation - Load Capacitance .327 = 32.768 KHz 1105 South Ridgeview Road z 12.5 = 12.5 pF 9 = 9 pF Olathe, KS 66062 z Package Type -12 = ECX-12 Phone: 913.782.7787 z - Packaging -TR = Tape & Reel 3K/Reel Fax: 913.782.6991 z www.ecsxtal.com