ECS-73-20-4X

HC-49USX QUARTZ CRYSTAL The HC-49USX is the low profile resistance weld type Thru Hole quartz crystal. Request a Sample OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS HC-49USX QUARTZ CRYSTAL PARAMETERS CONDITIONS HC-49USX MIN Frequency Fo MHz @ +25°C ± 30 ppm -10 ~ +70°C ± 50 ppm Shunt Capacitance Co 7 pF Load Capacitance Specify in P/N Series pF 500 μW Frequency Stability* Cost Effective Low Profile Pb Free/RoHS Compliant MSL 1 MAX 70.000 Frequency Tolerance*     TYP UNITS Drive Level 3.570 10 20 DL Operating Temperature* Topr -10 +70 °C Storage Temperature Tstg -55 +125 °C ±5 ppm Aging (First Year) @ +25°C ±3°C Frequency (MHz) 3.570 ~ 3.999 4.000 ~ 4.999 5.000 ~ 5.999 6.000 ~ 6.999 7.000 ~ 8.999 9.000 ~ 12.999 13.000 ~ 19.999 20.000 ~ 30.000 27.000 ~ 70.000 DIMENSIONS (mm) ESR Ω Max. 200 150 120 100 80 60 40 30 100 Mode of Osc. Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental 3rd Overtone rd Figure 2) HC-49USX (-4X-3IL) 3 In Line Lead Base, Side, and End View Figure 1) Side and Bottom PART NUMBERING GUIDE: Example ECS-200-20-4X ECS - FREQUENCY ABBREVIATION ECS 200 = 20.000 MHz See P/N Guide LOAD CAPACITANCE 20 = 20 pF S = Series * Specify available options in P/N. † Contact ECS for availability over extended temp range. PACKAGE AVAILABLE OPTIONS Tolerance 4X = 3.5 mm 4LX = 2.5 mm 4X-3IL = 3rd In Line Lead Base Blank = Std A = ± 25 ppm J = ± 20 ppm R = ± 15 ppm C = ± 10 ppm Stability Blank= Std D= ±100 ppm E = ± 50 ppm G = ± 30 ppm H = ± 25 ppm T = ± 20 ppm † W = ±15 ppm † K = ± 10 ppm † PACKAGING Temp Range Blank= Std L = -10 ~ +70°C M = -20 ~ +70°C Y = -30 ~ +85°C N = -40 ~ +85°C P = -40 ~ +105°C S = -40 ~ +125°C U = -55 ~ +125°C Bulk Rev.2017 15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com HC-49USX QUARTZ CRYSTAL SOLDER PROFILE Peak solder Temp +260°C Max 10 sec Max. 2 Cycles Max. MSL 1, Lead Finish Sn/Cu Matte DEVELOPED FREQUENCIES Frequency Abbreviation (MHZ) 035 3.579545 036 3.6864 040 4.000 040.3 4.032 041 4.096 042 4.194034 044 4.433618 049 4.9152 050 5.000 051 5.0688 060 6.000 061 6.144 065 6.500 073 7.3728 076.8 7.680 080 8.000 085 8.500 090 9.000 092.1 9.216 098.3 9.8304 100 10.000 102.4 10.240 107.3 10.738635 110 11.000 110.5 11.0592 115.2 11.520 119.8 11.98135 Abbreviation 120 122.8 129.6 135 143 147.4 150 153 160 163.8 177.3 180 184 196.6 200 220 221 240 245.7 250 270 282.24 286.3 320 400 480 500 Frequency (MHZ) 12.000 12.288 12.960 13.5168 14.31818 14.7456 15.000 15.360 16.000 16.384 17.734475 18.000 18.432 19.6608 20.000 22.000 22.1184 24.000 24.576 25.000 27.000 28.224 28.63636 32.000 40.000 48.000 50.000 Figure 1) Suggested Solder Profile 15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com