TFSM262P32K7680

TFSM Series Tuning Fork Crystal Features        32.7680kHz Frequency Reference Tuning Fork Crystal Design Cylindrical Thru-Hole Package w/ SM Lead-Form Compatible to Citizen CMR200T and Micro Crystal MS1V-T1K Part Dimensions: 6.2 × 2.1mm • 56.56mg Frequency Tolerance, ±20ppm Standard Parabolic Temperature Coefficient RoHS Compliant in Accordance with EU Directive 2011/65/EU Tape and Reel Packaging, EIA-418 - Lead-Free Termination Finish - Exemption 7(a), Lead [Pb] in high melting temperature type solders Applications     Real Time Clock Reference FPGAs & Microcontrollers Wireless Communications Consumer Electronics     Computer Peripherals IoT Applications Instrumentation Industrial Electronics Description CTS TFSM Series is ideal for supporting wide range of electronic designs requiring a Real Time Clock reference. This series will support general commercial applications. Ordering Information Frequency Tolerance 2 Model TFSM Code 26 26 Package 6.2x2.1mm Load Capacitance P Code P T Code 2 1 @ +25°C ±20ppm ±10ppm 1 Frequency Code [kHz] 32K7680 Capacitance 12.5pF 6pF Code Frequency Product Frequency Code 2 Notes: 1] Check factory for availability. 2] Frequency is recorded with two leading digits before the ‘K’ and 4 significant digits after the ‘K’ [including zeros]. Not all performance combinations and frequencies may be available. Contact your local CTS Representative or CTS Customer Service for availability. This product is specified for use only in standard commercial applications.  Supplier disclaims all express and implied warranties and liability in connection with any use of this product in any non-commercial applications or in any application that may expose the product to conditions that are outside of the lerances provided in its specification. DOC# 008-0566-0 Rev. D Page 1 of 4 ©2017 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote. TFSM Series Tuning Fork Crystal Electrical Specifications Operating Conditions P ARAMETER SYMBO L CO NDITIO NS MIN TYP MAX UNIT O perating Temperature TA - -10 +25 +60 °C Turnover Temperature TM - +20 +25 +30 °C Storage Temperature TSTG - -40 - +85 °C SYMBO L CO NDITIO NS MIN TYP MAX UNIT fO - Δf/fO Standard @ +25°C ß See Figure 1 Δf/f0 First Year @ +25°C -3 - 3 ppm SYMBO L CO NDITIO NS MIN TYP MAX UNIT - - CL Standard - 12.5 - pF Shunt Capac itanc e C0 - - 1.0 - pF Motional Capac itanc e C1 - - 3.0 - fF Series Resistanc e R1 - - - 40 kΏ Drive Level DL - - - 1.0 µW Insulation Resistanc e Ri +100Vdc ±15Vdc 500 - - MΏ Frequency Stability P ARAMETER Frequenc y Frequenc y Toleranc e [Note 1] P arabolic Coeffic ient Aging 32.7680 -20 - kHz 20 ppm ppm/°C2 -0.034 ±0.006 Crystal Parameters P ARAMETER O perating Mode Load Capac itanc e [Note 1] Flexural Mode [Tuning Fork] - 1.] See Ordering Information for available options. Figure 1 Frequency Stability [Δf] at a given temperature, Δf = ß[T A -T M ] 2 ß = Parabolic Coefficient TA = Ambient Temperature TM = Turnover Temperature DOC# 008-0566-0 Rev. D Ex. Find frequency stability at TA = +45°C Δf = -0.034[45-25]2 Δf = -0.034[20]2 Δf = -13.6ppm Page 2 of 4 ©2017 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote. TFSM Series Tuning Fork Crystal Mechanical Specifications Package Drawing Marking Information Contact factory for marking formats that apply to this model series. Recommended Pad Layout Notes 1. JEDEC termination code (e2). Barrier-plating is nickel [Ni] with tin [Sn] copper [Cu] finish. 2. Reflow conditions per JEDEC J-STD-020; +260°C maximum, 20 seconds. 3. MSL = 1. DOC# 008-0566-0 Rev. D Page 3 of 4 ©2017 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote. TFSM Series Tuning Fork Crystal Packaging - Tape and Reel Tape Drawing Reel Drawing Notes 1. Device quantity is 3.4k pieces maximum per 330mm reel. 2. Complete CTS part number, frequency value, date code and manufacturing site code information must appear on reel and carton labels. DOC# 008-0566-0 Rev. D Page 4 of 4 ©2017 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.