ECX-64A/64C SMD QUARTZ CRYSTAL The ECX-64A and ECX-64C are subminiature SMD crystals with 3.5 X 6 mm footprint. The cost effective all ceramic package is available in 2 and 4 pad versions. The package height measures 1.1 mm max. which is ideal for densely populated PCB applications. FEATURES • Compact and low profile • Glass sealed ceramic package • Tape & Reel (1,000 pcs) PART NUMBERING GUIDE “EXAMPLE” MANUFACTURER ECS – FREQUENCY (16.0000 MHz) 160 LOAD CAPACITANCE* 20 – – PACKAGE TYPE** 23A * Load capacitance (xx=xx pF, S=series resonance). **Package Type Examples (23A=ECX-64A, 23C=ECX-64C) Note: See Product Selection Guide for additional options including tighter tolerances or extended temperature range. OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS PARAMETERS FREQUENCY RANGE CALIBRATION TOLERANCE FREQUENCY STABILITY ref @25˚C SHUNT CAPACITANCE LOAD CAPACITANCE DRIVE LEVEL OPERATING TEMPERATURE STORAGE TEMPERATURE AGING CHARACTERISTICS (Per Year) CONDITIONS MINIMUM 12.600 TYPICAL 10 16.0 standard MAXIMUM 100.000 ±30* ±50* 7 Series 100 +70 +85 ±5 @ +25˚C -10 ~ +70˚C C L (Customer Specified) DL T OPR** T STG @ +25˚C ± 3˚C per year -10 -40 UNITS MHz PPM PPM pF pF µW ˚C ˚C PPM * Tighter specifications are available. **Extended temperature range available. EQUIVALENT SERIES RESISTANCE / MODE OF OSCILLATION FREQUENCY RANGE (MHz) 12.600 ~ 15.999 16.000 ~ 19.999 MAX ESR Ω 80 60 MODE OF OSC Fundamental Fundamental FREQUENCY RANGE (MHz) 20.000 ~ 49.999 50.000 ~ 100.000 MAX ESR Ω 40 100 MODE OF OSC Fundamental 3rd O/T PACKAGE DIMENSIONS (mm) 6.0 ± 0.2 2.4 2.0 3.5 ± 0.2 1.5 1.9 1.1 max. 3.0 Figure 2) ECX-64A - Pad Configuration Bottom and End views 1.4 #1 2.6 1.9 Figure 4) ECX-64A - Recommended Solder Pad Layout 4.5 #2 Figure 1) ECX-64A &64C - Top and side views 0.9 2.5 1.5 1.4 1.1 1.4 #4 #3 3.0 (#2 & #4: NC) 1.9 Figure 3) ECX-64C - Pad Configuration Bottom and End views 2.6 1.9 Figure 5) ECX-64C - Recommended Solder Pad Layout ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM SMD CRYSTALS 25 SMD CRYSTALS