ECS-.327-12.5-38-TR

ECX-71_17 ECS | Alldatasheet

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Technical content

PARAMETERS CONDITIONS ECX-71 UNITS MIN TYP MAX Frequency Fo 32.768 KHz Frequency Tolerance @ +25°C ± 20 ppm Load Capacitance Specify in P/N 12.5 pF Drive Level DL 0.1 1.0 μW Equivalent Series Resistance R1 65K Ω Turnover Temperature +20 +25 +30 °C Temperature Coefficient -0.025 -0.035 -0.045 ppm/°C² Shunt Capacitance Co 0.8 pF Aging (First Year) @ +25°C ±3°C ±3 ppm Operating Temperature Topr -40 +85 °C Storage Temperature Tstg -55 +125 °C ECS - FREQUENCY ABBREVIATION LOAD CAPACITANCE PACKAGE PACKAGING PAD CONNECTIONS

1 In/Out

4 Out/In

OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS The minature ECX-71 is a very compact SMD Tuning Fork Crystal. The 7 x 1.5 x 1.4 mm plastic package is ideal for today’s SMD manufacturing environment. ECX-71 SMD CRYSTAL ECX-71 SMD CRYSTAL  Low Profile  7 x 1.5 mm Footprint  Extended Temp. Range  RoHS Compliant DIMENSIONS (mm) PART NUMBERING GUIDE: Example ECS-.327-12.5-38-TR Figure 2) Suggested Land Pattern Figure 1) Top, Side, and Bottom views .327 = 32.768 KHz 12.5 = 12.5 pF 9 = 9 pF 7 = 7 pF 6 = 6 pF -38 = ECX-71 TR = Tape & Reel 3K/Reel Rev.2017 ECS

Peak solder Temp +260°C Max 10 sec Max. 2 Cycles Max. MSL 1, Lead Finish Sn POCKET TAPE DIMENSIONS (mm) ECX-71 SMD CRYSTAL Figure 1) Suggested Reflow Profile