obsolete - do not use tel: +44 1460 256 100 fax: +44 1460 256 101 e-mail: sales@golledge.com web: www.golledge.com 05 apr 2006 watch crystals ds option codes
features low cost miniature size for high density applications high shock & vibration resistance 26 15 10 variant parameters product name + variant + calibration tolerance (if non-standard) eg: ds26 ds15 option code x (eg ds26/x) denotes a custom specification. ordering information standard. optional - please specify required code(s) when ordering scale 3:1 specifications ds26: 2.0 x 6.1mm cylindrical package ds15: 1.5 x 5.1mm cylindrical package ds10: 1.1 x 4.3mm cylindrical package package: 2.0 x 6.1mm cylinder 1.5 x 5.1mm cylinder 1.1 x 4.3mm cylinder frequency: 32.768khz calibration tolerance: 20ppm other values specify operating temperature range: -10 to +60c turnover temperature (t 0 ): +25c 5c frequency / temp coefficient: -0.038ppm/c 2 typ circuit condition: 8.2pf static capacitance (c 0 ): 0.9 ~ 1.1pf motional capacitance (c 1 ): 2.35ff typ 2.15ff typ equivalent series resistance: 30k typ, 42k max 35k typ, 50k max 45k typ, 60k max ageing: 3ppm max first year drive level: 1.0w max shock resistance: 5ppm max 5,000g, 0.3ms, ? sine vibration resistance: 5ppm max 20g, 10.0 ~ 2,000hz
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