器件名称: XT49UR16SL4M
功能描述: Resistance Welded Holder Type Crystal Unit
文件大小: 30.34KB 共1页
简 介:XT49U
Vishay Dale
Resistance Welded Holder Type Crystal Unit
FEATURES
Low cost Industry standard Excellent aging Wide frequency range The XT49U series is an industry standard AT cut crystal housed in a HC-49U package. It is our standard resistance weld type quartz crystal. ‘AT’ cut crystal
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 SYMBOL FO F/FO TC TOPR TSTG CO CL IR DL Fa at 25°C, per year Customer Specied 100VDC at 25°C ref to 25°C CONDITION UNIT MHz ppm ppm °C °C pF pF M W ppm - 5.0 10 500 100 500 + 5.0 MIN 1.8432 ± 10 ± 10 - 20 - 40 ± 30 ± 30 TYPICAL MAX 125 ± 50 ± 50 + 70 + 85 7 Series
EQUIVALENT SERIES RESISTANCE (ESR) AND MODE OF VIBRATION (MODE)
FREQUENCY RANGE (MHZ) 1.8432 to 1.999 2.000 to 2.999 3.000 to 3.499 3.500 to 3.999 4.000 to 4.999 5.000 to 5.999 MAX ESR () 650 500 250 150 100 80 MODE Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental
0.150 [3.80] Max
FREQUENCY RANGE (MHZ) 6.000 to 7.999 8.000 to 12.999 13.000 to 32.000 24.000 to 29.999 30.000 to 79.999 80.000 to 125.000
MAX ESR () 50 35 25 60 40 90
MODE Fundamental Fundamental Fundamental 3rd Overtone 3rd Overtone 5th Overtone
DIMENSIONS in inches [millimeters]
0.403 [10.24] Max 0.435 [11.05] Max 0.183 [4.65] Max 0.530 [13.46] Max
0.500 [12.7] Min
0.192 0.008 [4.88 ± 0.2]
0.017 ± 0.002……
