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SPECIFICATION FOR 1.5x3.2 mm TUNING FORK SMT CRYSTAL 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. Page 1 of 3 www.mtronpti.com
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Surface mount 32.768 kHz crystal with optional lower resistance value Compliant to RoHS directive Real time clock circuits in communications equipment, test equipment; and portable and wearable devices. Ordering Information: Product Family Temperature Range Tolerance at +25 °C Stability Load Capacitance Resistance Frequency Code Value Code Value Code Value Code Value Code Value M1532 2 -40 to +85 °C G ±20 ppm Z Parabolic Curve Blank 12.5 pF (standard) Blank 70 kohm max. (std.)
0.032768 MHz 9 9 pF
L 50 kohm max. 6 6 pF Other Consult factory Example: M15322GZ 0.032768 MHz M1532 2 G Z 0.032768 MHz Electrical Specifications: Parameter Symbol Min. Typ. Max. Units Conditions Mode of Oscillation Fundamental (XT cut) Frequency F O 0.032768 MHz Frequency Tolerance F/F -20 +20 ppm @ +25 °C Frequency Stability F/F Parabolic Curve Ref to +25 °C Turnover Temperature T T +20 +25 +30 °C Parabolic Curve Const. B -0.028 -0.034 -0.040 ppm/°C 2 Operating Temperature T A -40 +85 °C Aging -3 +3 ppm/year @ +25 °C Load Capacitance C L See ordering information (standard is 12.5 pF) pF ESR R s 70 k Ω standard @ +25 °C 50 k Ω “L” option @ +25 °C Shunt Capacitance C O 0.95 pF standard @ +25 °C 1.3 pF “L” option @ +25 °C Drive Level D L 1 µW standard 0.5 µW “L” option Environmental & Package Specifications: Storage Temperature -55°C to 125°C Mechanical Shock 3 drops from 75 cm onto a hard wood board; ±5 ppm maximum frequency change Vibration 10 to 55 Hz, 1.5 mm double amplitude, 1.5 minute sweep, 2 hrs. in each of 3 mutually perpendicular axes, 6 hrs. total; ±5 ppm maximum frequency change Humidity +65 °C, 95% RH, 500 hrs .; ±10 ppm maximum frequency change Thermal Shock -40 °C to +100 °C, 30 minute dwe ll times, 5 cycles; ±5 ppm maximum frequency change Hermeticity 1E-7 atm cc/s Moisture Sensitivity Level MSL1 Solderability Per EIAJ-STD-002 Max. Soldering Conditions See solder profile, Figure 1 Pad Termination Gold, 0.3 µm to 1.0 µm thickness
SPECIFICATION FOR 1.5x3.2 mm TUNING FORK SMT CRYSTAL 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. Page 2 of 3 www.mtronpti.com Frequency vs. Temperature Characteristics: Marking: Standard “L” option Legend y = last digit of year of manufacture m = code for month of manufacture (1 = January . . . 9 = September ; X = October . . . Z = December ### or ## = factory lot number Dimensions:
SPECIFICATION FOR 1.5x3.2 mm TUNING FORK SMT CRYSTAL 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. Page 3 of 3 www.mtronpti.com Reflow Soldering Conditions: Tape and Reel Specifications: Tape and Reel Specifications A B C D E F G H J K L M N Units per reel = 3,000. Revision 0 10/07/15 Figure 1