CSM-3X SMD CRYSTAL The CSM-3X is the miniature low profile resistance weld type SMD quartz crystal. Reduces footprint of CSM-7X (HC-49USX SMD) by 50%. Request a Sample OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS CSM-3X SMD CRYSTAL PARAMETERS CONDITIONS CSM-3X MIN Frequency 40.000 MHz @ +25°C ± 30 ppm -10 ~ +70°C ± 50 ppm Shunt Capacitance Co 7 pF Load Capacitance Specify in P/N Series pF 100 μW Frequency Tolerance* Frequency Stability* Cost Effective Low Profile Extended Temp. Range Option Pb Free/RoHS Compliant Drive Level Fundamental 10 20 DL Operating Temperature* Topr -10 +70 °C Storage Temperature Tstg -40 +85 °C ±5 ppm Aging (First Year) DIMENSIONS (mm) MAX 12.000 Mode of Oscillation TYP UNITS @ +25°C ±3°C Frequency (MHz) 12.000 ~ 15.999 16.000 ~ 29.999 30.000 ~ 40.000 ESR Ω Max. 60 50 40 Pin Connections 1 In/Out 2 Out/In Figure 2) Suggested land pattern Figure 1) Top, Side, and Bottom Crystal is symmetrical, pin 1 & 2 are interchangeable. PART NUMBERING GUIDE: Example ECS-200-20-3X-TR 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 3X = CSM-3X 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 TR = Tape & Reel 3K/Reel Rev.2017 15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com CSM-3X SMD CRYSTAL POCKET TAPE DIMENSIONS (mm) SOLDER PROFILE Peak solder Temp +260°C Max 10 sec Max. 2 Cycles Max. MSL 1, Lead Finish Sn/Cu Matte Figure 1) Suggested Reflow Profile 15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com