ECX-53B-DU SMD CRYSTAL The miniature ECX-53B-DU is a compact SMD Crystal. Request a Sample The 5.0 x 3.2 x 0.85 mm ceramic package is ideal for communication and test equipment. OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS ECX-53B-DU SMD CRYSTAL PARAMETERS CONDITIONS ECX-53B-DU UNITS MIN TYP MAX Frequency 10.000 50.000 MHz Mode of Oscillation Fundamental Frequency Tolerance* @ +25°C ± 30 ppm Frequency Stability* -55 ~ +125°C ± 100 ppm Shunt Capacitance Co 5 pF Load Capacitance Specify in P/N 8 20 Series pF • -55 to +125°C Temp. Range Drive Level DL 300 μW • 5 x 3.2 mm Footprint Operating Temperature* Topr -55 +125 °C • Pb Free/RoHS Compliant Storage Temperature Tstg -55 +125 °C Aging (First Year) @ +25°C ±3°C ±5 ppm DIMENSIONS (mm) Frequency (MHz) ESR Ω Max. 10.000 ~ 15.999 80 16.000 ~ 19.999 50 20.000 ~ 23.999 40 24.000 ~ 50.000 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. Figure 2) Suggested land PART NUMBERING GUIDE: Example ECS-200-20-30B-DU-TR pattern ECS - FREQUENCY ABBREVIATION LOAD PACKAGE PACKAGING CAPACITANCE Stability Temp Range ECS 200 = 20.000 MHz 20 = 20 pF 30B = TR = See P/N Guide S = Series ECX-53B D= ±100 ppm U = -55 ~ +125°C 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-DU SMD CRYSTAL POCKET TAPE DIMENSIONS (mm) SOLDER PROFILE DEVELOPED FREQUENCIES Peak solder Temp +260°C Max 10 sec Max. Abbreviation Frequency (MHZ) 2 Cycles Max. 100 10.000 MSL 1, Lead Finish Au 120 12.000 143 14.31818 147.4 14.7456 160 16.000 200 20.000 240 24.000 250 25.000 270 27.000 300 30.000 320 32.000 400 40.000 480 48.000 Figure 1) Suggested Reflow Profile 15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com