XKXED8K5II-112YXC-32.768K

CRYSTAL UNIT 32.768KHZ YST310S Applications Features ‧RTC. ‧Dimensions: 3.20 x 1.50 x 0.75 mm. ‧High precision and high frequency stability. ‧Standard Frequency: 32.768KHz ‧Excellent heat resistance and environmental characteristics. Specifications 32.768 KHz 7pF, 9pF,12.5pF, or specify Standard Frequency Load Capacitance Frequency Tolerance (at 25 ℃) ±10ppm, ±20ppm, or specify Parabolic Coefficient ( - 0.03 ± 0.01 ) * 10-6 / ℃2 -20~+70℃，-40~+85℃，or specify Operating Temperature Storage Temperature -55~+125℃ Shunt Capacitance 1.2 pF Max. Motional Capacitance 4.4fF Level of Drive 1.0μWMax Aging (at 25 ℃) ±3ppm/year Max. Equivalent Series Resistance(ESR) YST310S 70KΩMax. Dimensions and Patterns [unit:mm] Package Size – Dimensions (Unit: mm) Marking 1.5±0.1 3.2±0.1 Top View Crystal Connection 0.75 ±0.1 Top View Side View 1.0 1.50 1.0 1.80 1.70 Bottom View Top View Suggested Layout Marking: "YXC32XX" or "0XXXX" Units: mm www.yxcxtal.com CRYSTAL UNIT 32.768KHZ YST310S Reflow Soldering Profile Temperature Pre Heating Temperature Tp1 ~ Tp2 = + 170 °C Heating Temperature TMlt = + 220 °C Peek Temperature TMax. = + 260 °C +260℃ TMax. +220℃ Tmlt Point of measuring In case of Solder ability Terminal. In case of Resistance to soldering heat Surface. Tp2 Tp1 35s 100s t(time) Taping Specification(Unit: mm) Size A B C D E F G H SMD-3215 180±2.0 12.0±0.3 3.45±0.1 1.75±0.1 4.0±0.1 1.05±0.1 61.0±1.0 12.0±1.0 3000 pcs per reel www.yxcxtal.com