Document No. JGC49-2728A P. 1/15 Specification of Crystal Unit Issue Date : December 4, 2017 1. Part Number Murata Part Number XRCPB33M868F0L00R0 (Frequency: 33.8688MHz / Size: 2.0 x 1.6mm) 2. Scope This product specification is applied to the crystal unit used for time base oscillator in a microcomputer. Please contact us when using this product for any other applications than described in the above. 3. Appearance and Dimensions 3-1 : Appearance : No illegible marking. No visible dirt. 3-2 : 6 Dimensions of component : Please refer to item 6 for component dimensions. 3-3 : Construction : Crystal element is mounted onto alumina substrate, then metal cap covers over the element. Murata Manufacturing Co.,Ltd. Document No. JGC49-2728A P. 2/15 4. Rating Item Specification 4-1 -30 to +85C Operating Temperature Range 4-2 -55 to +85C Storage Temperature Range 4-3 *1 150 W (300 W /max.) Drive Level *1 4-4 D.C.6V /max. D.C. Voltage 4-5 15Vp-p /max. A.C. Voltage 4-6 D.C. 100V /max. 5s /max. Withstanding Voltage *1 This item shows input condition to measure frequency and Equivalent Series Resistance specified in this specification. 5. Electrical Characteristics Item Specification 5-1 33.8688MHz Nominal Frequency 5-2 *2 100ppm /max. Frequency Tolerance *2 5-3 50ppm /max. (-30 to +85C) Frequency Shift by Temperature /from initial value 5-4 *4 50ppm /max. Frequency Aging *4 5-5 *2 100 /max. Equivalent Series Resistance *2 5-6 *3 500M /min. (D.C.10V ) Insulation Resistance *3 (Applied D.C.10V) 5-7 (Cs) 6.0 0.1pF Load Capacitance *2 8 Please refer item 8 for measuring method of frequency and Equivalent Series Resistance. *3 This characteristic shows the resistance between terminals. *4 +85 2 1000 24 Components shall be left in a chamber of +85 2C for 1000 hours, then measured after leaving in room condition for 24 hours. Murata Manufacturing Co.,Ltd.