ECX-1637Q SMD CRYSTAL The ECX-1637Q is a miniature SMD Crystal with a 2.0 x 1.6 mm footprint. AEC-Q200 Qualified Request a Sample OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS ECX-1637Q SMD CRYSTAL PARAMETERS CONDITIONS ECX-1637Q MIN Frequency MAX 16.000 48.000 MHz @ +25°C ± 30 ppm -40 ~ +125°C (ES Option) ± 50 ppm Shunt Capacitance Co 5 pF Low Profile 2.0 x 1.6 mm Footprint RoHS Compliant AEC-Q200 Qualified Load Capacitance Specify in P/N 8 DL Topr 10 DIMENSIONS (mm) Storage Temperature Mode of Oscillation Frequency Tolerance* Frequency Stability* TYP UNITS Drive Level Operating Temperature* Aging (First Year) Fundamental (ES Option) Tstg pF 100 μW -40 +125 °C -40 +125 °C ±5 ppm @ +25°C ±3°C Frequency (MHz) 16.000 ~ 19.999 20.000 ~ 25.999 26.000 ~ 39.999 40.000 ~ 48.000 Figure 1) Top, Side, and Bottom Crystal is symmetrical, pad 1 & 3 are interchangeable. Chamfer on the bottom pad has no electrical significance. Pad Connections 1 In/Out 2 Gnd 3 Out/In 4 Gnd ESR Ω Max. 150 100 80 70 Figure 2) Suggested land pattern PART NUMBERING GUIDE: Example ECS-240-8-37Q-ES-TR ECS - FREQUENCY ABBREVIATION ECS 240 = 24.000 MHz See P/N Guide LOAD CAPACITANCE 8 = 8 pF S=Series * Specify available options in P/N. † Contact ECS for availability over extended temp range. PACKAGE AVAILABLE OPTIONS Tolerance 37Q = ECX-1637Q 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 ECX-1637Q 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) 192 19.200 200 20.000 240 24.000 245.7 24.5760 250 25.000 260 26.000 270 27.000 271.2 27.120 300 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