15351 west 109 th street | lenexa , ks 66219 | phone: 913.782.7787 | fax: 913.782.6991 | www.ecsxtal.com parameters conditions ec x - 4 2 units min typ max frequency 12 .000 5 0 .000 m hz mode of oscillation fundamental frequency tolerance * @ +25c 3 0 ppm frequency stability * - 1 0 ~ + 70 c 5 0 ppm shunt capacitance co 5 pf load capacitance specify in p/n 12 pf drive level d l 3 00 w opr - 1 0 + 70 c storage temperature t stg - 55 + 125 c aging ( first year) @ +25c 3c 5 ppm ecs - frequency abbreviation load capacitance package available option s tolerance stability temp range packaging frequency (mhz) esr max. 12 .000 ~ 15 .999 80 1 6 .000 ~ 1 9 .999 6 0 20 .000 ~ 2 3 .999 5 0 24 .000 ~ 50.000 40 pad connections 1 in/out 2 gnd 3 out/in 4 gnd operating conditions / electrical characteristics the min i ature ec x - 4 2 is a compact smd crystal. the 4.0 x 2. 5 x 0. 8 mm cera mic package is ideal for todays ec x - 4 2 smd crystal ec x - 4 2 smd crystal ? low profile ? 4.0 x 2. 5 mm footprint ? extended temp . range option ? rohs compliant dimensions ( mm) part numbering guide: example ecs - 200 - 20 - 42 - tr figure 1) top, side , and bottom crystal is s ymmetrical , pad 1 & 3 are i nterchangeable. chamfer on the bottom pad has no electrical significance. 2 0 0 = 2 0 .000 m hz see p/n guide 20 = 20 pf s = series 42 = ec x - 4 2 blank = std a = 25 ppm j = 20 ppm r = 15 ppm c = 10 ppm tr = tape & reel 1 k/reel rev. 201 7 ecs * specify available options in p/n. ? contact ecs for availability over extended temp range. blank= std d= 100 ppm e = 50 ppm g = 3 0 ppm h = 25 ppm t = 2 0 ppm ? w = 15 ppm ? k = 10 ppm ? blank= std l = - 10 ~ +70c m = - 20 ~ +70c y = - 30 ~ +85c n = - 40 ~ +85c p = - 40 ~ +105c s = - 40 ~ +125c u = - 55 ~ +125c figure 2 ) suggested land pattern
15351 west 109 th street | lenexa , ks 66219 | phone: 913.782.7787 | fax: 913.782.6991 | www.ecsxtal.com developed frequencies abbreviation frequency (mhz) 120 12.000 130 13.000 160 16.000 240 24.000 260 26.000 320 32.000 solder profile peak solder temp +260c max 10 sec max. 2 cycles max. msl 1, lead finish au pocket tape dimensions (mm) ec x - 4 2 s md crystal figure 1 ) suggested reflow profile
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