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| Datasheet File OCR Text: |
| Leaded Crystal Miniature Resistance Weld Crystal The HC49U series is an industry AT-cut crystal housed in a MIL standard HC49U package. * * * * * HC49U AT-cut performance Low cost for volume applications Tight specifications available Wide frequency range available Complies with Directive 2002/95/EC (RoHS Compliant) HC-49/U 1.8432 MHz ~ 40 MHz 23 MHz ~ 200 MHz Fundamental Overtone -A -B -C -L Specifications: Frequency Range: Operating Temperature: 0C ~ +50C -10C ~ +60C -20C ~ +70C -40C ~ +85C Storage Temperature: Frequency Tolerance: (at 25C) -40C ~ +85C 50 ppm 30 ppm 20 ppm 10 ppm -50 -30 -20 -10 -50 -30 -20 -10 Frequency Stability: (over temperature range) 50 ppm 30 ppm 20 ppm 10 ppm Circuit Condition: Equivalent Series Resistance: 10 pF ~ 32 pF or series Maximum resistance corresponds to frequency. Please see ESR table. All dimensions are in mm Drive Level: Shunt Capacitance: Aging: Optional Features: 1.0 mW max 7 pF max 5 ppm max per year Fundamental 3 ,5 ,7 O.T. Tape & Reel rd th th Ordering Information Product name + CL + Operating Temperature Range + Tolerance + Stability + Other Code + Frequency. i.e. HC49U-20-C-30-30-F-24.000MHz -F -3,5,7 -T Note: 1. 2. 3. Other frequencies, tolerances, stabilities, and operating temperature ranges available. Consult VTC Support for specific requirements. Not all combinations of the above tolerances, stabilities, and temperature ranges are available. Consult VTC Support if your requirement is not standard. All specifications subject to change without notice. Phone: +86 (10) 5820-3910 (c) 2006 by Vanlong Technology Co., Ltd. Fax: +86 (10) 5820-3915 Email: sales@vanlong.com Web: http://www.vanlong.com HC49U |
Price & Availability of HC49U
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