csm-7x-3l smd crystal the csm-7x-3l is a low profile smd crystal with case ground is ideal for applications that require a case ground. 1105 south ridgeview road z olathe, ks 66062 z phone: 913.782.7787 z fax: 913.782.6991 z www.ecsxtal.com parameters conditions csm-7x-3l 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 -10 to +70c frequency range operating temperature storage temperature aging (per year) frequency tolerance frequency stability shunt capacitance load capacitance drive level 3.57 10 mhz c c pf pf w ppm ppm ppm 3.57 ~ 4.999 5.000 ~ 5.999 6.000 ~ 6.999 7.000 ~ 8.999 9.000 ~ 12.999 13.000 ~ 19.999 20.000 ~ 30.000 26.000 ~ 39.999 40.000 ~ 70.000 70.000 30 * 50 * 7 series 500 -10 -55 +70 +125 5 fundamental fundamental fundamental fundamental fundamental fundamental fundamental 3rd overtone 3rd overtone 150 80 70 60 50 40 30 100 80 dimensions (mm) figure 1) top, side, and bottom views rev 11/07 figure 3) suggested land pattern custom options figure 2) crystal connection part numbering guide: ex ample ecs-200-20-5g3xds-tr case ground industry std. hc-49us package extended temp range option rohs compliant ecs - frequency abbreviation - load capacitance - package to lerance stability temp range - packaging 5g3x = csm-7x-3l blank = std a = 25 ppm c = 10 ppm blank = std d = 100 ppm e = 50 ppm g = 30 ppm h = 25 ppm k = 10 ppm blank = std m = -20 ~ +70c n = -40 ~ +85c p = -40 ~ +105c s = -40 ~ +125c u = -55 ~ +125c tr= tape & reel 1k/reel 200 = 20.000 mhz see p/n guide 20 =20 pf s=series 20
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