Marketing Bulletin DATE: May 1st, 2008 TO: All Sales Personnel FROM: Isaac Gonzalez RE: Product Termination To all concerned parties, This bulletin is to notify all customers of the discontinuation of the following Ecliptek series effective May 1st, 2008: Series EC38T Description 3mm x 8mm Miniature Cylindrical Watch Crystal Recommended Replacement E3WC Series In compliance with our End of Life (EOL) policy, this will serve as advanced notice of product termination. New orders will not be accepted after September 1st, 2009, with delivery to conclude by December 31st, 2009. If there are any questions pertaining to this bulletin, please feel free to contact me. Thank you again for your cooperation. Best Regards, Isaac Gonzalez Configuration Manager Ecliptek Corporation 3545 CADILLAC AVENUE • COSTA MESA, CA 92626-1401 • (714) 433-1200 • Fax (714) 433-1234 EC38T Series EC38T • 32.768kHz watch crystal • Miniature cylindrical package • ±20ppm frequency tolerance • 12.5pF load capacitance H L 8.28 3.1 CRYSTAL NOTES __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ OBSOLETE __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ ELECTRICAL SPECIFICATIONS Frequency 32.768kHz Frequency Tolerance (at 25°C) ±20ppm Frequency Stability -0.042ppm / (∆°C)2 Maximum, Parabolic; Turn Over Temperature at 25°C ±5°C Operating Temperature Range -10°C to 60°C Aging (at 25°C) ±3ppm / year Maximum Storage Temperature Range -20°C to 70°C Shunt Capacitance 0.85pF Typical, 2pF Maximum Motional Capacitance 2.0fF Typical Drive Level 1 µWatt Maximum Equivalent Series Resistance 35,000 Ohms Maximum Insulation Resistance 500 Megaohms Minimum at 100VDC Load Capacitance (CL) 12.5pF MANUFACTURER CATEGORY SERIES PACKAGE CLASS REV.DATE ECLIPTEK CORP. CRYSTAL EC38T CYLINDRICAL CR07 08/05 800-ECLIPTEK www.ecliptek.com for latest revision Specifications subject to change without notice. PART NUMBERING GUIDE EC38T NOTES __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 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__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ MECHANICAL DIMENSIONS ALL DIMENSIONS IN MILLIMETERS MARKING SPECIFICATIONS PARABOLIC TEMPERATURE CURVE Line 1: XX.XXX 32.768 or Blank (No Marking) MANUFACTURER CATEGORY SERIES PACKAGE CLASS REV.DATE ECLIPTEK CORP. CRYSTAL EC38T CYLINDRICAL CR07 08/05 800-ECLIPTEK www.ecliptek.com for latest revision Specifications subject to change without notice.