XT49S Vishay Dale Low Profile Holder Type Crystal Units FEATURES • Low cost • Industry standard RoHS • Wide frequency range • Excellent aging This part is a miniature AT cut strip crystal unit with a low profile package. It is with resistance weld. • 100 % Lead (Pb)-free and RoHS compliant STANDARD ELECTRICAL SPECIFICATIONS PARAMETER Frequency Range Frequency Tolerance Temperature Stability Operating Temperature Range Storing Temperature Range Shunt Capacitance Load Capacitance Insulator Resistance Drive Level Aging (first year) SYMBOL FO ∆F/FO TC TOPR TSTG CO CL IR DL Fa CONDITION UNIT MHz ppm ppm °C °C pF pF at 25 °C ref to 25 °C Customer Specified 100 VDC MIN 3.200 ±10 ±10 -20 -40 MAX 66.000 ±50 ±50 +70 +85 7 Series ±30 ±30 10 500 MΩ µW ppm at 25 °C, per year TYPICAL 100 500 +5.0 -5.0 EQUIVALENT SERIES RESISTANCE (ESR) AND MODE OF VIBRATION (MODE) FREQUENCY RANGE (MHZ) 3.200 to 4.499 4.500 to 5.999 6.000 to 6.999 7.000 to 7.999 8.000 to 8.999 MAX ESR (Ω) 150 120 100 90 80 MODE Fundamental/AT Fundamental/AT Fundamental/AT Fundamental/AT Fundamental/AT FREQUENCY RANGE (MHZ) 9.000 to 9.999 10.000 to 12.999 13.000 to 30.000 30.000 to 66.000 MAX ESR (Ω) 60 50 40 80 MODE Fundamental/AT Fundamental/AT Fundamental/AT 3rd Overtone DIMENSIONS in inches [millimeters] 0.435 [11.0] Max 0.146 [3.70] Max 0.403 [10.24] Max 0.138 [3.5] Max 0.183 [4.65] Max 0.500 [12.7] Min 0.192 0.008 [4.88 ± 0.2] Ø 0.017 ± 0.002 [0.43 ± 0.05] ORDERING INFORMATION XT49S MODEL R OTR Blank = Standard R = -40 °C to +85 °C -20 LOAD Blank = Series -16 = 16 pF -20 = 20 pF Standard -30 = 30 pF -32 = 32 pF 12 M FREQUENCY/MHz SP OPTIONS Blank = Standard SP = Spacer SL = Sleeve e2 JEDEC Lead (Pb)Free STANDARD GLOBAL PART NUMBER X 9 T MODEL S 0 2 LOAD A PACKAGE N A OPTIONS 1 2 M FREQUENCY CODE Document Number: 35014 Revision: 25-Aug-05 For technical questions contact: [email protected] www.vishay.com 11