TAI-SAW TECHNOLOGY CO., LTD. HC49US 20MHz Crystal Unit MODEL NO.: TZ2500A REV. NO.: 1.0 Revise: Rev. Rev. Page Rev. Account Date 1 N/A Initial release 02/01/12’ N/A TAI-SAW TECHNOLOGY CO., LTD. Ref. No. Reviser Ginger Huang TST DCC Release document 2 TAI-SAW TECHNOLOGY CO., LTD. No. 3, Industrial 2nd Rd., Ping-Chen Industrial District, Taoyuan, 324, Taiwan, R.O.C. TEL: 886-3-4690038 FAX: 886-3-4697532 E-mail: [email protected] Web: www.taisaw.com HC49US 20MHz Crystal Unit MODEL NO.: TZ2500A REV. NO.: 1.0 Features: z z RoHS Compliant Surface Mount Seam Weld Package Good Frequency Perturbation and Stability over temperature Lead-free soldering Description and Applications: HC49US crystal unit for use in wireless telecommunications devices Electrical Specifications: TZ2500A Specification Nominal Frequency 20.000000 MHz Mode of Oscillation Fundamental Storage Temperature Range -40°C~+85°C Operating Temperature Range -20°C~+70°C Frequency Stability over Operating Temperature Range +/-50 ppm (referred to the value at 25°C) Frequency Make Tolerance (FL) +/-50 ppm @ 25°C +/- 3°C Equivalent Series Resistance (ESR) 40 Ω max. Nominal Drive Level 100 uW max Shunt Capacitance (Co) 7.0 pF max Load Capacitance (CL) 12 pF Aging +/-5.0 ppm/year Insulation Resistance 500 MΩ min./DC 100V Marking Laser marking TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 3 Mechanical Dimensions (mm): Marking: Line 1: Frequency (20.000) Line 2:TST Logo + Date Code(“Z” stand for product code and “D” for date code) + Traceability Code (XX) 20.000 T ZDXX ○ Product Code Table Ye a r Pr od u ct Cod e 20 0 8 2 00 9 20 1 0 2 0 11 20 1 2 2 01 3 20 1 4 2 0 15 z Z z Z Date Code Table WK01 WK02 WK03 WK04 WK05 WK06 WK07 WK08 WK09 WK10 WK11 WK12 WK13 A B C D E F G H I J K L M WK14 WK15 WK16 WK17 WK18 WK19 WK20 WK21 WK22 WK23 WK24 WK25 WK26 N O P Q R S T U V W X Y Z WK27 WK28 WK29 WK30 WK31 WK32 WK33 WK34 WK35 WK36 WK37 WK38 WK39 a b c d e f g h i j k l m WK40 WK41 WK42 WK43 WK44 WK45 WK46 WK47 WK48 WK49 WK50 WK51 WK52 n o p q r s t u v w x y z TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 4 Reliability Specifications Test name Reference standard Test process / method Mechanical characteristics resistance to Soldering heat (IR reflow) Temp./ Duration : 260°C /10sec ×2 times Total time : 4min.(IR-reflow) Vibration Total peak amplitude : 1.5mm Vibration frequency : 10 to 55 Hz Sweep period : 1.0 minute Vibration directions : 3 mutually perpendicular Duration : 2 hr / direc. directions : 3 impacts per axis Acceleration : 3000g's, +20/-0 % Duration : 0.3 ms (total 18 shocks) Waveform : Half-sine Solder Temperature:265±5°C Duration time: 5±0.5 seconds. Mechanical Shock Solderability EIAJED-4701 -300(301)M(II) MIL-STD 202F method 201A MIL-STD 202F method 213C MIL-STD 883G method 2003 Environmental characteristics Thermal Shock Humidity test Dry heat ( Aging test ) PCT test Heat cycle conditions -55 ℃ (30min) ←→ * cycle time : 10 times 125 ℃ (30min) Temperature : 70 ± 2 °C Relative humidity : 90~95% Duration : 96 hours Temperature : 125 ± 2 °C Duration : 168 hours 2 MIL-STD 883G method 1010.7 MIL-STD 202F method 103B 5 Pressure: 2.06kg/cm (2.03*10 pa) Temperature : 121 ± 2 °C Relative humidity : 100% Duration : 24 hours TAI-SAW TECHNOLOGY CO., LTD. MIL-STD 883G method 1008.2 condition C EIAJED-4701-3 B-123A TST DCC Release document 5