www.mtronpti.com M1532 Series SPECIFICATION FOR 1.5x3.2 mm TUNING FORK SMT CRYSTAL FEATURES APPLICATIONS 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 Code Value 2 M1532 -40 to +85 °C Tolerance at +25 °C Code Value G ±20 ppm Example: M15322GZ 0.032768 MHz M1532 2 G Code Stability Value Parabolic Curve Z Load Capacitance Code Value 12.5 pF Blank (standard) 9 9 pF 6 6 pF Other Consult factory Resistance Value 70 kohm max. Blank (std.) Frequency Code 0.032768 MHz L 50 kohm max. Z 0.032768 MHz Electrical Specifications: Parameter Mode of Oscillation Frequency Frequency Tolerance Frequency Stability Turnover Temperature Parabolic Curve Const. Operating Temperature Aging Symbol FO F/F F/F TT B TA Load Capacitance CL ESR Rs Shunt Capacitance CO Drive Level DL Min. Typ. Max. Fundamental (XT cut) 0.032768 -20 +20 Parabolic Curve +20 +25 +30 -0.028 -0.034 -0.040 -40 +85 -3 +3 See ordering information (standard is 12.5 pF) 70 50 0.95 1.3 1 0.5 Units MHz ppm °C ppm/°C2 °C ppm/year Conditions @ +25 °C Ref to +25 °C @ +25 °C pF kΩ kΩ pF pF µW µW standard @ +25 °C “L” option @ +25 °C standard @ +25 °C “L” option @ +25 °C standard “L” option Environmental & Package Specifications: Storage Temperature Mechanical Shock Vibration Humidity Thermal Shock Hermeticity Moisture Sensitivity Level Solderability Max. Soldering Conditions Pad Termination Package Type -55°C to 125°C 3 drops from 75 cm onto a hard wood board; ±5 ppm maximum frequency change 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 +65 °C, 95% RH, 500 hrs.; ±10 ppm maximum frequency change -40 °C to +100 °C, 30 minute dwell times, 5 cycles; ±5 ppm maximum frequency change 1E-7 atm cc/s MSL1 Per EIAJ-STD-002 See solder profile, Figure 1 Gold, 0.3 µm to 1.0 µm thickness 2-pad 1.5 X 3.2 X 0.9 mm leadless ceramic. RoHS compliant. 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 M1532 Series SPECIFICATION FOR 1.5x3.2 mm TUNING FORK SMT CRYSTAL Frequency vs. Temperature Characteristics: Marking: Standard “L” option y m ### y m L ## 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: 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 M1532 Series SPECIFICATION FOR 1.5x3.2 mm TUNING FORK SMT CRYSTAL Reflow Soldering Conditions: Figure 1 Tape and Reel Specifications: Tape and Reel Specifications A B C D 1.9 3.6 1.5 5.5 E 1.0 F 4.0 G 4.0 H 12.0 J 180 K 13.0 L 21.0 M 60.0 N 13.0 Units per reel = 3,000. Revision 0 10/07/15 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