HC-49US-DN Extended Temp Range Crystal The HC-49US-DN is the extended temp range version of our standard HC49US crystal. The DN version has an operating temperature of -40 to +85°C and a frequency stability of ± 100 ppm. The HC-49US-DN is a low cost option for today's industrial applications. FEATURES Cost effective Resistance-weld sealing Extended Temp range PART NUMBERING GUIDE "EXAMPLE" ECS - FREQUENCY (4.000 MHz) 40 - LOAD CAPACITANCE* 20 - PACKAGE TYPE ** 4 - Suffix DN * Load Capacitance (xx=xx pF, S=series resonance) ** Package Type examples (-4=3.5 mm max. height, -4L = 2.5 mm max. height) DN Suffix, D= ± 100 ppm frequency stability, N = -40 to +85°C temp range OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS PARAMETERS CONDITIONS MINIMUM TYPICAL MAXIMUM UNITS 20.0 std 70.000 ± 30 ± 100 7 Series 500 +85 +105 ±5 MHz PPM PPM pF pF µW °C °C PPM MODE OF OSC. MAX. ESR (W) 60 40 30 100 3.579545 FREQUENCY RANGE @ +25°C -40 ~ +85°C CALIBRATION TOLERANCE FREQUENCY STABILITY, ref @25°C SHUNT CAPACITANCE LOAD CAPACITANCE DRIVE LEVEL OPERATING TEMPERATURE STORAGE TEMPERATURE AGING CHARACTERISTICS (Per Year) CL (Customer Specified) DL TOPR TSTG @ +25°C ± 3°C per year 10 -40 -40 EQUIVALENT SERIES RESISTANCE / MODE OF OSCILLATION FREQUENCY RANGE (MHz) 3.579545 - 3.999 4.000 - 4.999 5.000 - 5.999 6.000 - 6.999 7.000 - 8.999 MODE OF OSC. Fundamental Fundamental Fundamental Fundamental Fundamental MAX. ESR (W) 200 150 100 80 80 FREQUENCY RANGE (MHz) 9.000 - 12.999 13.000 - 19.999 20.000 - 30.000 27.000 - 70.000 Fundamental Fundamental Fundamental 3rd O/T PACKAGE DIMENSIONS (mm) Height "H" (max.) -4 -4L 3.5 mm 2.5 mm Figure 1) HC-49US-DN - Top and Side Views ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 · 913-782-7787 · 800-237-1041 · FAX 913-782-6991 · WWW.ECSXTAL.COM