25 crystal unit specifications (characteristics) recommended soldering pattern external dimensions (unit: mm) (unit: mm) 1.6 1.4 1.2 2.2 0.7 max. 2.5 0.7 1.2 0.9 0.8 3.2 #3 #4 #2 #1 internal connection # 4 # 1 # 3 # 2 2000m e66ra specifications 16.000 mhz to 50.000 mhz -55 ? to +125 ? -20 ? to +70 ? 2 mw max. 100 ? typ. ?0 x 10 -6 10 pf to (standard:12 pf) 100 max. (16 mhz f < 30 mhz) 60 max. (30 mhz f 50 mhz) 5.0 pf max. 500 m min. ? x 10 -6 /year max. ?0 x 10 -6 max. thin smd high-frequency crystal unit fa-238 ? high-density mounting-type smd. ? excellent reliability and environment capability. ? capable of covering a wide frequency range. (from 20 mhz to 50 mhz) ? 0.7 mm max. thickness is equal to smd-type ic. item nominal frequency range temperature range drive level frequency tolerance (standard) frequency temperature characteristics (standard) load capacitance series resistance shunt capacitance insulation resistance aging shock resistance symbol f t stg t opr gl dl d f/f c l r 1 c 0 ir fa s. r. remarks fundamental mode stored as bare product after unpacking only crystal oscillation is guaranteed ta=+25 ?? ? please ask tighter tolerance please specify -20 ? to +70 ?,dl=100 ? ta=+25 ? ? ?, first year three drops on a hard board from 750 mm or excitation test with 29400 m/s 2 x 0.3 ms x 1/2 sine wave x 3 directions storage temperature operating temperature maximum drive level recommended drive level -20 ? to +70 ? -10 ? to +60 ? -20 ? to +70 ? ?0 x 10 -6 (std) available from ?2 x 10 -6 (custom) available from ?5 x 10 -6 (custom) actual size
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