ELECTRICAL CHARACTERISTICS
PARAMETERS Frequency CONDITIONS ECX-64 MIN TYP MAX 7.3728 50.000 UNITS MHz Mode of Oscillation Fundamental Frequency Tolerance* @ +25°C ± 30 ppm Frequency Stability* -10 ~ +70°C ± 50 ppm Shunt Capacitance Co 7 pF Load Capacitance Specify in P/N 10 Drive Level DL Operating Temperature* Topr -10 Storage Temperature Tstg -55 Aging (First Year) @ +25°C ±3°C 20 Series pF 100 μW +70 °C +125 °C ±5 ppm DIMENSIONS (mm) Frequency (MHz) 7.3728 ~7.999 8.000 ~ 9.999 10.000 ~ 13.999 14.000 ~ 19.999 20.000 ~ 50.000 ESR Ω Max. 100 60 50 40 30 Figure 1) Top, Side, and Bottom Crystal is symmetrical, pad 1 & 2 are interchangeable. Chamfer on the bottom pad has no electrical significance. Pad Connections 1 In/Out 2 Gnd 3 Out/In 4 Gnd PART NUMBERING GUIDE: Example ECS-200-20-23B-TR Figure 2) Suggested land pattern ECS - FREQUENCY ABBREVIATION LOAD CAPACITANCE PACKAGE AVAILABLE OPTIONS PACKAGING Tolerance Stability Temp Range ECS 200 = 20.000 MHz See P/N Guide 20 = 20 pF S = Series * Specify available options in P/N. † Contact ECS for availability over extended temp range.