XT49S Vishay Dale Low Profile Holder Type Crystal Units FEATURES • Low cost • Industry standard • Wide frequency range • Excellent aging • Compliant to RoHS directive 2002/95/EC This part is a miniature AT cut strip crystal unit with a low profile package. It is with resistance weld. STANDARD ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL Frequency range CONDITION FO UNIT MIN. TYP. MAX. MHz 3.579545 - 66.000 Frequency tolerance ΔF/FO at 25 °C ppm - 30 - + 30 Temperature stability TC ref. to 25 °C ppm - 50 - + 50 °C - 10 - + 70 Operating temperature range TOPR Storage temperature range TSTG °C - 55 - + 125 Shunt capacitance C0 pF - - 7 Load capacitance CL customer specified pF 10 - series Insulation resistance IR 100 VDC MΩ 500 - - Drive level DL μW - 100 500 Aging (first year) Fa ppm -5 - +5 at 25 °C, per year EQUIVALENT SERIES RESISTANCE (ESR) AND MODE OF VIBRATION (MODE) FREQUENCY RANGE (MHz) MAX. ESR (Ω) MODE FREQUENCY RANGE (MHz) MAX. ESR (Ω) MODE 3.579 to 3.999 200 fundamental/AT 10.000 to 13.999 80 fundamental/AT 4.000 to 4.999 150 fundamental/AT 14.000 to 39.999 50 fundamental/AT 5.000 to 5.999 120 fundamental/AT 40.000 to 66.000 80 3rd overtone 6.000 to 9.999 100 fundamental/AT DIMENSIONS in inches [millimeters] 0.403 [10.24] max. 0.150 [3.81] max. 0.435 [11.05] max. 0.138 [3.5] max. 0.183 [4.65] max. 0.500 [12.7] min. 0.192 ± 0.008 [4.88 ± 0.2] Document Number: 35014 Revision: 19-Mar-10 Ø 0.017 ± 0.002 [0.43 ± 0.05] For technical questions, contact: [email protected] www.vishay.com 1 XT49S Low Profile Holder Type Crystal Units Vishay Dale ORDERING INFORMATION XT49S R -20 SP 12M e2 MODEL OTR blank = standard R = - 40 °C to + 85 °C LOAD blank = series -16 = 16 pF -20 = 20 pF standard -30 = 30 pF -32 = 32 pF OPTIONS blank = standard SP = spacer SL = sleeve FREQUENCY/MHz JEDEC LEAD (Pb)-FREE STANDARD GLOBAL PART NUMBER X T 9 S 2 MODEL 0 A LOAD PACKAGE CODE 0 A N A 1 OPTION 2 M FREQUENCY GLOBAL PART NUMBERING X T 9 S MODEL NUMBER XT9S = XT49S XT9M = XT49M XTU1 = XTUM1 2 LOAD CAPACITANCE PACKAGE CODE 18 = 18 pF 20 = 20 pF NL = series to be specified by customer Tape and reel G = RF5 (XT9S) H = RF7 (XT9M) Bulk A = B04 (all models) N A 4 0 M OPTIONS FREQUENCY NA = no additional options RR = extended temperature of - 40 °C to + 85 °C Contact factory for all other options 4M = 4 MHz 40M = 40 MHz 100M = 100 MHz 12M288 = 12.288 MHz M is used as decimal place holder in frequency Example: XT49S-20 40M X T 3 6 2 0 MODEL NUMBER LOAD CAPACITANCE XT46 = XT46C XT36 = XT36C 18 = 18 pF 20 = 20 pF NL = series to be specified by customer A PACKAGE CODE Tape and reel H = RF7 Bulk A = B04 (all models) 1 2 M FREQUENCY 4M = 4 MHz 40M = 40 MHz 100M = 100 MHz 12M288 = 12.288 MHz M is used as decimal place holder in frequency Example: XT36C-20 12M www.vishay.com 2 For technical questions, contact: [email protected] Document Number: 35014 Revision: 19-Mar-10 Legal Disclaimer Notice Vishay Disclaimer ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other disclosure relating to any product. Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special, consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular purpose, non-infringement and merchantability. Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a particular product with the properties described in the product specification is suitable for use in a particular application. Parameters provided in datasheets and/or specifications may vary in different applications and performance may vary over time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed therein. Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining applications or for any other application in which the failure of the Vishay product could result in personal injury or death. Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk and agree to fully indemnify and hold Vishay and its distributors harmless from and against any and all claims, liabilities, expenses and damages arising or resulting in connection with such use or sale, including attorneys fees, even if such claim alleges that Vishay or its distributor was negligent regarding the design or manufacture of the part. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 11-Mar-11 www.vishay.com 1