XT49S www.vishay.com Vishay Dale Low Profile Holder Type Crystal Units FEATURES Low cost Industry standard Wide frequency range Excellent aging Material categorization: for definitions of compliance please see www.vishay.com/doc 99912 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 CONDITION UNIT MIN. TYP. MAX. Frequency range F MHz 3.579545 - 66.000 O Frequency tolerance F/F at 25 C ppm -30 - +30 O Temperature stability T ref. to 25 C ppm -50 - +50 C Operating temperature range T C -10 - +70 OPR Storage temperature range T C -55 - +125 STG Shunt capacitance C pF - - 7 0 Load capacitance C customer specified pF 10 - series L Insulation resistance I 100 V M 500 - - R DC Drive level D W - 100 500 L Aging (first year) Fa at 25 C, per year ppm -5 - +5 EQUIVALENT SERIES RESISTANCE (ESR) AND MODE OF VIBRATION (MODE) FREQUENCY RANGE (MHz) MAX. ESR () MODE FREQUENCY RANGE (MHz) MAX. ESR ()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 rd 5.000 to 5.999 120 fundamental/AT 40.000 to 66.000 80 3 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 0.183 4.65 max. max. 0.500 12.7 min. 0.192 0.008 0.017 0.002 4.88 0.2 0.43 0.05 Revision: 22-Jul-15 Document Number: 35014 1 For technical questions, contact: frequency vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000XT49S www.vishay.com Vishay Dale ORDERING INFORMATION XT49S R -20 SP 12M e2 MODEL OTR LOAD OPTIONS FREQUENCY/MHz JEDEC LEAD (Pb)-FREE STANDARD blank = standard blank = series blank = standard R = -40 C to +85 C -16 = 16 pF SP = spacer -20 = 20 pF standard SL = sleeve -30 = 30 pF -32 = 32 pF GLOBAL PART NUMBER XT 9 S 2 0 A N A 1 2 M MODEL LOAD PACKAGE OPTION FREQUENCY CODE GLOBAL PART NUMBERING XT 9 S 2 0 A N A 4 0 M LOAD PACKAGE MODEL NUMBER OPTIONS FREQUENCY CAPACITANCE CODE XT9S = XT49S 18 = 18 pF Tape and reel NA = no additional 4M = 4 MHz XT9M = XT49M 20 = 20 pF H = RF7 (XT9M) options 40M = 40 MHz XTU1 = XTUM1 NL = series RR = extended 100M = 100 MHz to be specified by Bulk temperature 12M288 = 12.288 MHz customer A = B04 of -40 C to +85 C M is used as (all models) Contact factory for decimal place all other options holder in frequency Example: XT49S-20 40M XT 3 6 2 0 A 1 2 M PACKAGE MODEL NUMBER LOAD CAPACITANCE FREQUENCY CODE XT46 = XT46C 18 = 18 pF Tape and reel 4M = 4 MHz XT36 = XT36C 20 = 20 pF H = RF7 40M = 40 MHz NL = series 100M = 100 MHz to be specified by Bulk 12M288 = 12.288 MHz customer A = B04 M is used as (all models) decimal place holder in frequency Example: XT36C-20 12M Revision: 22-Jul-15 Document Number: 35014 2 For technical questions, contact: frequency vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000