Update: 29 September, 2023
The document provides electrical and mechanical specifications for the HC-49/U-Through Hole Quartz Crystal Unit. It is RoHS compliant and lead-free. The unit has a nominal frequency of 10.000 MHz and operates in fundamental mode of oscillation. The frequency tolerance at 25°C is ±30 PPM, and the frequency stability over temperature range is ±50. The operating temperature range is -40 to +85 º C, and the storage temperature range is -55 to +125. The unit has an aging rate of ±3 PPM per year, a load capacitance of 18 pF, maximum shunt capacitance of 7, and maximum equivalent series resistance of 35 Ohms. The drive level is 100 Typ - 500 Max uW, and it can withstand solder reflow at a maximum temperature of +260°C for 10 seconds. The document is dated January 18, 2008.
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MD5 Checksum: 66CD85A741E85DC8DCF109D61ED9F975
Publication date: 12 April, 2012
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PDF Link: AKER - aker-usa.com 11-3 Chien-Kuo Rd T.E.P.Z. 4027 Taiwan ROC C-10.000-18-3050-X Manual PDF