euroquartz limited blacknell lane crewkerne somerset uk ta18 7he tel: +44 (0)1460 230000 fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk euro quartz 2.5 x 2.0 x 0.6mm smd description x22 crystals are ultra-miniature at-cut crystals covering the frequency range 16mhz to 54mhz in fundamental mode. their small size and low mass makes these crystals ideal for miniaturized hand-held equipment and similar high-density applications. frequency range 16mhz to 60mhz, fundamental mode ultra-miniature package 2.5 x 2.0 x 0.6mm packaged in standard eia tape and reel ideal for pdas, hand-held gps, pcmcia etc. outline & dimensions frequency range at-cut fundamental: 16.0mhz to 60.0mhz calibration tolerance at 25oc: 10ppm, 20ppm, 30ppm frequency stability -10 to +60c from 10ppm (5ppm available) -20 to +70c from 10ppm -40 to +85c from 15ppm storage temperature: -50~+105c equivalent series resistance: see table shunt capacitance (c0): 2pf to 4pf typical, 5pf maximum load capacitance (cl): series or from 9pf to 32pf ageing: <2ppm per year at +25c drive level: 50 microwatt, 100 microw max. reflow soldering: 10s maximum at 260c twice or 180s at 230c, once. packaging: eia tape and reel specification equivalent series resistance part number generation part numbers for x22 crystals are generated as follows: 20.000mhz x22/10/30/-10+60/12pf/80r x22 crystals 16.0~21.0 120 21.0~26.0 80 26.1~60.0 60 frequency range mhz esr max. 16.0mhz to 60mhz example: nominal frequency package calibration tolerance at 25c (ppm) temperature stability over temp. range (ppm) operating temp. range (c) (lower and upper limits) load capacitance (either sr for series or cl in pf) equivalent series resistance (optional - use when special value is required)
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