MINIATURE CRYSTAL UNITS CYLINDRICAL TYPE QSC-145, QSC-145A, QSC-206, QSC-308 Hy-Q International o3.1 MAX. o2.1 MAX. o1.5 MAX. QSC-308 QSC-145 QSC-145A QSC-206 5.1 MAX. 4.0 MIN. 8.2 MAX. 6.2 MAX. 9.0 MIN. 9.0 MIN. o0.20.05 o0.350.05 o0.260.05 0.450.1 0.70.1 1.10.1 FREQUENCY vs TEMPERATURE CURVE 25 -10 60 0 TEMP (C) -50 f/f0 (ppm) FIG. 1 SPECIFICATION ITEM MODEL NOMINAL FREQUENCY fo FREQUENCY TOLERANCE AT 25C f/fo QSC - 145A QSC - 145 QSC - 206 QSC - 308 1 MHz 200 kHz 30 kHz to 150 kHz 30 kHz to 40 kHz 3,000ppm 10,000ppm 30ppm 30ppm TURNOVER TEMPERATURE Tm 25C Typical OPERATING TEMPERATURE TOPR -10C to +60C STORAGE TEMPERATURE TSTG -40C to +85C -0.034ppm / C Typical TEMPERATURE COEFFICIENT EQUIVALENT SERIES RESISTANCE FREQUENCY vs TEMPERATURE CHARACTERISTICS R1 10 k 3 k Refer Fig 1 f/fo LOAD CAPACITANCE (Please Specify) DRIVE LEVEL CL 8.0pF Typical 12.5pF Typical 1W Maximum DL SHUNT CAPACITANCE (Refer Note 1) CO 0.4pF Typical MOTIONAL CAPACITANCE (Refer Note 1) C1 1fF Typical AGING (FIRST YEAR) AT 25C f/fo INSULATION RESISTANCE IR 30 k to 50 k 0.8pF to 1.7pF Typical 1fF to 4fF Typical 5ppm Maximum 500M Minimum DC100V 15V 1x10 Pa.m/s Maximum SEALING r CAPACITANCE RATIO (Refer Note 1) 400 Typical 425 to 800 Typical 5ppm Maximum Drop test of 3 times on a hard board from a height of 75cm SHOCK RESISTANCE (Refer Note 1) NOTE: 1 VARIES DEPENDING ON FREQUENCY REF.No. 1012-0017-00-01 18 MAY 1999 Hy-Q International (Australia) Pty. Ltd. ALL DIMENSIONS AND TOLERANCES ARE IN mm Telephone +61 (03) 9562 8222 SPECIFICATION SUBJECT TO CHANGE WITHOUT NOTICE Facsimile +61 (03) 9562 9009 E-Mail sales@hy-q.com.au