ecx-53b-du smd crystal 1105 south ridgeview road z olathe, ks 66062 z phone: 913.782.7787 z fax: 913.782.6991 z www.ecsxtal.com parameters conditions ecx-53b-du min typ frequency range (mhz) frequency range (mhz) mode of osc mode of osc max esr ? max esr ? max operating conditions / el ectrical characteristics equivalent series resist ance/mode of oscillation units specify in p/n @ +25c 3c at +25c -55 to +125c frequency range operating temperature storage temperature aging (per year) frequency tolerance frequency stability shunt capacitance load capacitance drive level 10.000 8 mhz c c pf pf w ppm ppm ppm 10.000 ~ 15.999 16.000 ~ 19.999 20.000 ~ 23.999 24.000 ~ 50.000 50.100 ~ 59.999 60.000 ~ 150.000 150.000 30 100 5 series 300 -55 -55 +125 +125 5 fundamental fundamental fundamental fundamental 3rd overtone 3rd overtone 80 60 40 30 100 80 dimensions (mm) figure 1) top, side, bottom and end views figure 2) suggested land pattern part numbering guide: example ecs-200-20-30b-du -55 to +125c temp range 5 x 3.2 mm footprint pb free/rohs compliant ecs - frequency abbreviation - load capacitance - package - stability temperature 30b = ecx-53b d= 100 ppm u= -55 ~ +125c 200 = 20.000 mhz see p/n guide 20 =20 pf s=series 20
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