ECS-.327-9-34R-TR

ECX-34R SMD CRYSTAL The ultra-miniature ECX-34R is a very compact SMD Tuning Fork Crystal with a Max. Low ESR of 50K Ω. The 3.2 x 1.5 x 0.9 mm ceramic package is ideal for mobile deivces, real time clocks, and wireless applications. ECX-34R SMD CRYSTAL Request a Sample OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS PARAMETERS CONDITIONS ECX-34R MIN Frequency Fo Frequency Tolerance Low Profile 50K Max. ESR 3.2 x 1.5 mm Footprint Extended Temp. Range RoHS Compliant Low Power RTC Applications such as STM32 AN2867 MAX 32.768 @ +25°C Temperature Coefficient • • • • • • TYP UNITS -0.028 -0.034 KHz ± 20 * ppm -0.040 ppm/°C² Shunt Capacitance Co 1.3 pF Load Capacitance Specify in P/N 12.5 pF Drive Level DL 0.5 μW Equivalent Series Resistance R1 50K Ω Insulation Resistance @ 100V DC 500M +20 Turnover Temperature Ω +25 +30 °C Operating Temperature Topr -40 +85 °C Storage Temperature Tstg -55 +125 °C ±3 ppm Aging (First Year) @ +25°C ±3°C DIMENSIONS (mm) Figure 1) Top, Side, and Bottom views PAD CONNECTIONS 1 In/Out 2 Out/In Figure 2) Suggested Land Pattern PART NUMBERING GUIDE: Example ECS-.327-12.5-34R-TR ECS - FREQUENCY ABBREVIATION ECS .327 = 32.768 KHz *Contact ECS for availability LOAD CAPACITANCE PACKAGE 12.5 = 12.5 pF 9 = 9 pF 7 = 7 pF 6 = 6 pF -34R = ECX-34R CUSTOM OPTIONS PACKAGING Tolerance Blank = ±20 ppm * C = ± 10 ppm TR = Tape & Reel 3K/Reel Rev.2019 15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com ECX-34R 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 Figure 1) Suggested Reflow Profile 15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com