ECX-64 SMD CRYSTAL The ECX-64 is a miniature SMD Crystal with a 6 x 3.5 mm 4 pad footprint. This cost effective package with a height of 1.1 mm is ideal for densely populated PCB applications OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS ECX-64 SMD CRYSTAL PARAMETERS CONDITIONS ECX-64 MIN Frequency 50.000 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* Compact and Low Profile Industry Standard Footprint Extended Temp. Range Option RoHS Compliant 6 x 3.5 mm (4 Pad) MAX 8.000 Mode of Oscillation TYP UNITS Drive Level Fundamental 10 20 DL Operating Temperature* Topr -10 +70 °C Storage Temperature Tstg -55 +125 °C ±5 ppm Aging (First Year) @ +25°C ±3°C DIMENSIONS (mm) Frequency (MHz) 8.000 ~ 9.999 10.000 ~ 13.999 14.000 ~ 19.999 20.000 ~ 50.000 Pad Connections 1 In/Out 2 Gnd 3 Out/In 4 Gnd Figure 1) Top, Side, and Bottom Crystal is symmetrical, pad 1 & 2 are interchangeable. Chamfer on the bottom pad has no electrical significance. ESR Ω Max. 60 50 40 30 Figure 2) Suggested land pattern PART NUMBERING GUIDE: Example ECS-200-20-23B-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 23B = ECX-64 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 1K/Reel Rev.2017 15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com ECX-64 SMD CRYSTAL POCKET TAPE DIMENSIONS (mm) SOLDER PROFILE Peak solder Temp +260°C Max 10 sec Max. 2 Cycles Max. MSL 1, Lead Finish Au DEVELOPED FREQUENCIES Abbreviation Frequency (MHZ) 120 12.000 147.4 14.7456 160 16.000 200 20.000 250 25.000 270 27.000 286.36 28.636 Figure 1) Suggested Reflow Profile 15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com