parameter symbol specification frequency range fo 24.00 ~ 48.00 mhz at fundamental frequency tolerance ? f/fo 10ppm (standard) and 30ppm (25c2degc) stability over temp range tc 10ppm (standard), 20ppm and 30ppm temp operating range topr -20 ~ +70c standard others available (enquire) temp storage range tstg -40 ~ +85c equivalent series resistance esr please refer to table 1 load capacitance cl 8 pf min shunt capacitance c0 5pf max drive level dl 100 ? w max fdld 10ppm max 6 steps minimum dld2 refer to table 1 6 steps minimum insulation resistance ir 500m ?? min reflow process 20 seconds @ 270c (max) refer to profile below aging fa 2ppm / 1st year max (1ppm option*) * tolerance +aging 1st yr= tolerance plus 1pp m issue 4 yc1f date:13-9-2012 iso9001:2000 registered for quotations or further information please contact us at: 3 the business centre, molly millars lane, wokingham, berkshire, rg41 2ey, uk http://www.actcrystals.com condition specification tel : 0044 (0)118 979 1238 fax : 0044 (0)118 979 1283 email : info@actcrystals.com ACT2018SMX-4 the ACT2018SMX-4 is an extremely compact, high quality, low aging, seam welded crystal. utilising a ceramic base with a metal lid, it provides for the durability and reliability, necessary for strenuous processes like infrared and vapour reflow. the lid is grounded through the package, to assist with emc issues, and the pads are gold plated. the device is very suitable for automatic placement on pcb's. with an excellent range of frequencies it is an optimum choice for designs where pcb space is at a premium. applications include: pda, cellular, mpu clocks, ism, bluetooth, wlan, and consummer electronics. available loose or on reels (standard 3,000 pieces / reel.). please specify please note that all parameters can not necessarily be specified in the same device customer to specify : frequency, frequency tolerance, temperature stability, operating temperature & load capacitance in line with our ongoing policy of product evolvement and improvement, the above specification may be subject to change without notice @100v dc @25c please specify please specify please specify please specify pad surface material au table 1 dld2 <15 ? <12 ? <10 ? <10 ? <10 ? 25.0~31.999 70 fundamental 32.0~48.0 40 fundamental 18.0~19.999 120 fundamental 20.0~24.999 80 fundamental frequency(mhz) esr ? max mode 16.0~17.999 150 fundamental 1 of 2
ACT2018SMX-4 standard example : cz 2400 e f g d (#) - pf act2018smx- 4 24mhz (10ppm) (10ppm) (-20+70) (3k reel ) (rohs) e 10 g 20 f fundamental - pf g -20+70 go 8 jo 9 ko 10 package mo 11 l = loose oo 12 d =3k reels zo 14 f 10 po 15 i 20 ro 16 k 30 to 18 vo 20 wo 22 aa 24 ca 27 da 30 others available ` (8.0pf minimum) notes : 1) 2 ) ( eg : a24mhz custom ACT2018SMX-4 device may have a part number such as cz2400c- c1133-pf) issue 4 yc1f date:13-9-2012 tighter aging may be available please enquire. leave blank for standard aging. iso9001 registered for quotations or further information please contact us at: http:www.actcrystals.com 3 the business centre, molly millars lane, wokingham, berkshire, rg41 2ey, united kingdom act are always happy to consider truly custom specification parts which may require non-standard specification parameters, specific testing, customer requested aql requirements, non standard packaging or taping and reeling and custom marking. such devices would normally be allocated a custom specification part number which is wholly customer specific. cz2400efgkofd - pf 24.00mhz full example part number tighter tolerances and stabilities and other operating temperature ranges may be available. as each of these specification parameters impact on each other, it is not always possible to combine all options in one device. therefore, if a specification not catered for above is required, please contact us directly for the relevant part number code(s). series : ACT2018SMX-4 part numbering code is cz operating temperature range (oc) mode fre q uenc y to 99.9999mhz 1st four digits of frequency ko (10pf) rohs comp' f (fund') tolerance (pm) @ 25oc exam p les 24.000mhz = 2400 commodity code 854160 00 00 load capacitance ( pf or series resonance) stability over operating temperature (oc) nb: it is important to suffix the above part number with the full frequency required to give a completed part number as illustrated below 59.9999mhz = 5999
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