Not Recommended for New Designs ECX-3SX SMD CRYSTAL The wide frequency range SMD quartz crystal is an excellent choice for surface mount applications. The moulded package is made from the same Request a Sample thermoplastic that is an industry standard for integrated circuits. OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS ECX-3SX SMD CRYSTAL PARAMETERS CONDITIONS ECX-3SX UNITS MIN TYP MAX Frequency 3.570 70.000 MHz Frequency Tolerance +25C 30 ppm -10 ~ +70C Frequency Stability 50 ppm Shunt Capacitance Co 7.0 pF Load Capacitance Specify in P/N 20 pF Drive Level DL 100 W Low Profile Operating Temperature* Topr -10 +70 C Industry Standard Footprint Storage Temperature Tstg -40 +85 C Extended Temp. Range Option RoHS Compliant Aging (First Year) +25C 3C 5 ppm DIMENSIONS (mm) Frequency (MHz) ESR Max. Mode of Osc. 3.57 ~ 3.999 200 Fundamental 4.000 ~ 5.999 150 Fundamental 6.000 ~ 9.999 100 Fundamental 10.000 ~ 35.999 50 Fundamental rd 27.000 ~ 70.000 100 3 Overtone Figure 1) Top, Side, and End Figure 2) Suggested land pattern PART NUMBERING GUIDE: Example ECS-160-20-7SX-TR ECS - FREQUENCY ABBREVIATION LOAD PACKAGE PACKAGING CAPACITANCE 160 = 16.000 MHz ECS 20 = 20 pF 7SX = TR = See Developed ECX-3SX S = Series Tape Frequencies Pg. 2 & Reel 1K/Reel Rev.06/2021 th 15351 West 109 Street Lenexa, KS 66219 Phone: 913.782.7787 Fax: 913.782.6991 www.ecsxtal.com ECX-3SX SMD CRYSTAL DEVELOPED FREQUENCIES DEVELOPED FREQUENCIES Abbreviation Frequency (MHZ) Abbreviation Frequency (MHZ) 35 3.579545 122.8 12.288 36 3.6864 125 12.500 40 4.000 135.0 13.500 41 4.096 143 14.31818 42 4.194304 147.4 14.7456 49 4.9152 160 16.000 50 5.000 163 16.384 60 6.000 180 18.000 61 6.144 184 18.432 73 7.3728 196.6 19.6608 80 8.000 200 20.000 81.92 8.192 221 22.1184 92.1 9.216 240 24.000 98.3 9.8304 245.7 24.576 100 10.000 250 25.000 110.5 11.0592 283.2 28.322 120 12.000 294.9 29.4912 *Contact ECS for availability of frequencies not listed in table. th 15351 West 109 Street Lenexa, KS 66219 Phone: 913.782.7787 Fax: 913.782.6991 www.ecsxtal.com