25.000MHZ PC / PC Peripheral Oscillators Frequency Control Products Fast Warm Up Time

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HC - 49SMD 25.000MHZ Passive Cystal Oscillator PC / PC Peripheral / IT product application 1 , Marvell GbE LAN. 2 , Wireless WiFi. 3 , Security (camera, alarm) product features Standard Environmental Condition: Ambient temperature:15~35 Humidity:45%~85% Atmospheric pressure:86~106KPa Mechanical test: The quartz crystal unit shall be subjected to normal atmospheric conditions for 1hr before being tested. Dropping Test: The Units are measured for its frequency and resistance in accordance with Table1 & without mechanical damage,after allowing the crystal to fall freely.From 75 cm of height 3 times on the firmed wood. Vibration Test: A. Test surface: 30mm thick hard board; B. Drop height: 75cm; C. Drop times: 3 times; D. Begins to drop posture: the leading end is upward; E. Initial and final test items: frequency, resistance Sealing Tightness: Find Lead Test:110-8atmcc/S by Helium mass-mass-spectrometer detector,and vacuum and reach 110-3Pa Resistance to Soldering Heat: The Units are measured for its frequency and resistance in accordance with Table 1 after dipping into molten solder with the temperature of 32010For 3~4 secs and at a depth up to a point 2.0mm from the base root. Product specification - - - - Type | 49SMD | Frequency Range(MHZ) | 25.000MHZ | Frequency Tolerance(at25) | 10PPm ,5PPm at25+/-2 | Frequency Stability vs. Temp(FL-T) | 10PPm,20PPm ,30PPm | Operating Temperature range | -20~+70 -40~+85 | Storage Temperature range | -45~+80 | Temperature Characteristics | 10PPm 20PPm | Load Capacitance | 8 to 20 Pf or Serles | Aging | 3 PPm/year | Insulation Resistance | 500M(DC100V15V) | - - - - product advantage The new Tianyuan in R & D, design, manufacturing, marketing and service as a whole, have a hundred grade purification workshop. The international advanced automated production lines, special test equipment, the latest technology and professional and technical personnel; has been preparing for the new Tianyuan own industrial park, to further expand the research and production of the higher requirements of the product. Dimension 4.1.5 Refluence examination Frequency change:5ppm FAQ Packing 200pcs/bag or 1000pcs/tape. Samples and technical support can be provided free of charge.

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SHENZHEN XINTIANYUAN ELECTRONICS CO.,LTD

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