ECX-53B SMD CRYSTAL The ECX-53B is a miniature SMD Crystal with a 3.2 x 5 mm footprint. This package is ideal for todays compact wireless applications where board space is critical. OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS ECX-53B SMD CRYSTAL PARAMETERS CONDITIONS ECX-53B MIN Frequency 50.000 MHz @ +25°C ± 30 ppm -20 ~ +70°C ± 50 ppm Shunt Capacitance Co 5 pF Load Capacitance Specify in P/N Series pF 100 μW Fundamental Frequency Tolerance* Frequency Stability* Compact and low profile Industry Standard Footprint Extended Temp. Range Option RoHS Compliant Drive Level 8 20 DL Operating Temperature* Topr -20 +70 °C Storage Temperature Tstg -55 +125 °C ±5 ppm Aging (First Year) DIMENSIONS (mm) MAX 8.000 Mode of Oscillation TYP UNITS @ +25°C ±3°C Frequency (MHz) 8.000 ~ 9.999 10.000 ~ 15.999 16.000 ~ 19.999 20.000 ~ 23.999 24.000 ~ 50.000 ESR Ω Max. 100 80 50 40 30 Pad Connections 1 In/Out 2 Gnd 3 Out/In 4 Gnd Figure 1) Top, Side, and Bottom Crystal is symmetrical, pad 1 & 3 are interchangeable. Chamfer on the bottom pad has no electrical significance. PART NUMBERING GUIDE: Example ECS-200-20-30B-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 30B = ECX-53B Figure 2) Suggested land pattern 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-53B 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) 080 8.000 100 10.000 120 12.000 122.8 12.288 160 16.000 200 20.000 240 24.000 245.7 24.576 250 25.000 270 27.000 300 30.000 360 36.000 500 50.000 Figure 1) Suggested Reflow Profile 15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com