SX1555-R Series 3.8x8.0x2.5 mm - 32.768 kHz, Surface Mount Crystal Electrical/Environmental Specifications PARAMETERS VALUE Frequency 32.768 kHz Tolerance +25C 20 ppm 5 ppm/yr. Max. Aging Shunt Capacitance 1.35 1.50 pF, Typical Load Capacitance 12.5 pF, Typical Standard Operating Temperature -40C to +85C Storage Temperature -55C to +125C Equivalent Series Resistance (ESR), Max. 50 Kohms Resonance Parallel Quality Factor 40,000 Min. Turnover Temperature +25C to 5C 2 Parabolic Curvature Constant -0.034 ppm/C , Typical (See Fig 1) Drive Level 1.0 W Max. Solder Conditions +260C for 10 seconds max. Mechanical Shock MIL-STD-202, Method 213, C MIL-STD-202, Method 201 & 204 Vibration Thermal Cycle 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 Environmental Electrical Specifications 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.