SX1555-R Series 3.8x8.0x2.5 mm - 32.768 kHz, Surface Mount Crystal Electrical Specifications PARAMETERS Frequency Tolerance @ +25C Aging Shunt Capacitance Load Capacitance Standard Operating Temperature Storage Temperature Equivalent Series Resistance (ESR), Max. Resonance Quality Factor Turnover Temperature Parabolic Curvature Constant Drive Level VALUE 32.768 kHz 20 ppm 5 ppm/yr. Max. 1.35 - 1.50 pF, Typical 12.5 pF, Typical -40C to +85C -55C to +125C 50 Kohms Parallel 40,000 Min. +25C to 5C -0.034 ppm/C2, Typical (See Fig 1) 1.0 W Max. Environmental Electrical/Environmental Specifications Solder Conditions Mechanical Shock Vibration Thermal Cycle +260C for 10 seconds max. MIL-STD-202, Method 213, C MIL-STD-202, Method 201 & 204 MIL-STD-883, Method 1010, B Contact the factory for specifications not listed. Figure 1 MtronPTI reserves the right to make changes to the product(s) and service(s) described herein without notice. No liability is assumed as a result of their use or application. Please see www.mtronpti.com for our complete offering and detailed datasheets. Contact us for your application specific requirements: MtronPTI 1-800-762-8800. Revision: 12-5-07 MtronPTI Lead Free Solder Profile MtronPTI reserves the right to make changes to the product(s) and service(s) described herein without notice. No liability is assumed as a result of their use or application. Please see www.mtronpti.com for our complete offering and detailed datasheets. Contact us for your application specific requirements: MtronPTI 1-800-762-8800.