27 crystal unit specifications (characteristics) recommended soldering pattern external dimensions (unit: mm) (unit: mm) #4 #3 #1 2.54 2.54 1.09 1.09 3.30 #2 4.19 4.6 max. 0.2 min. 5.08 max. 13.46 max. 12.70 20.000m 5251a e internal connection in ma-505 internal connection in ma-506 #4 #3 #1 #2 #4 #3 #1 #2 do not connect #2 and #3 of ma-506 to external device. the first digit of lot no. means: 5xxxx ma-505 6xxxx ma-506 4.1 7.0 4.1 4.1 7.0 4.1 2.1 2.1 5.6 1.5 ma-506 ma-505 smd high-frequency crystal unit ma-505 / ma-506 high-density mounting-type smd. excellent heat-resistance and environment capability. capable of covering a wide range of frequency range from 4.0 mhz to 64 mhz. item nominal frequency range temperature range drive level soldering condition 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 t sol ? f/f c l r 1 c 0 ir fa s. r. specifications 4.000 mhz to 29.999 mhz ? 1 26.000 mhz to 64.000 mhz -55 c to +125 c -20 c to +70 c 2 mw max. 10 w to 100 w twice at under +260 c within 10 s or under +230 c within 3 min. 50 x 10 -6 under 5.5 mhz: 50 x 10 -6 over 5.5 mhz: 30 x 10 -6 fundamental: 10 pf to . over tone: 5 pf to as per below table 5 pf max. 500 m ? min. 5 x 10 -6 /year max. 10 x 10 -6 max. remarks fundamental mode 3rd overtone mode stored as bare product after unpacking please contact us on availability of -40 c to +85 c only crystal oscillation is guaranteed ta=+25 c3 c, dl=100 w -20 c to +70 c, dl=100 w please specify -20 c to +70 c, dl=100 w ta=+25 c3 c, 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 ? 1 8.0 mhz < f < 8.2 mhz: unavailable. for frequencies below 5.5 mhz, see "available frequencies from 4.0 mhz to less than 5.5 mhz" on page 21. 26.000 mhz f : if not specified, 3rd overtone will be delivered. frequency (mhz) series resistance ( ? ) oscillation mode 4.0 f < 5.5 150 ? max. 5.5 f < 6.0 100 ? max. 6.0 f < 10.0 80 ? max. 10.0 f < 12.0 60 ? max. 12.0 f < 16.0 50 ? max. 16.0 f < 30.0 40 ? max. 26.0 f 36.0 100 ? max. 36.0 < f 64.0 80 ? max. 3rd overtone mode fundamental mode storage temperature operating temperature maximum drive level recommended drive level actual size
1 part numbering system standard crystals (at strip crystal) ma-406 25.0000m c 0 - crystal package type: ma-505: 4pin ?j? lead smd, 4.57mm height ma-506: 4pin ?j? lead smd, 4.57mm height ma-406: 4pin ?j? lead smd, 3.65mm height frequency range: m: in mhz to 4 decimal places 4.000, 4.032, 4.096, 4.194304, 4.433619, 4.500, 4.800, 4.842673, 4.9152mhz 5.500 ~ 64.000mhz except 8.0001 ~ 8.1999mhz 26.000 ~ 29.999mhz : if not specified, 3rd o/t will be delivered. frequency tolerance@25c b or blank: +/-50ppm(std) load capacitance: b: 16.0pf c: 18.0pf d: 22.0pf f: series g: 20.0pf h: 32.0pf k: 10.0pf w: 12.0pf ab: 30.0pf ad: 50.0pf packaging tape and reel 0: 1000pcs per reel note: if requiring a load capacitance other than the above listed, please contact your eea representative for assistance.
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