revision 01/02/07 a wc519-32. 768khz crystal seri es ? ceramic smd tuning fork crystal ? 32.768kh z ? rohs compliant ? tape and reel packaging available electrical s peci f ic atio ns: frequency 32.768khz frequency tolerance at +25c 20 ppm load cap a citance 12.5pf operating te mperature -40 c to 85 c storag e tem p erature -55 c to 12 5 c turnov er te mperature +25 c 5 c stability -0.035 ppm / (change in c) 2 max par a b o lic curve equivalent s e ries resi stanc e 70k ohms max drive level 1uw max aging 3 ppm first year quality fac t or 65000 typ shunt capaci tance 1.33pf max mech a n ic al detail s: 1.9 5 [. 07 7] ma x 5 . 05 [.199] max 1 . 00 [.039] max 3 . 20 [.126] 0 . 75 [.0 30] 1.6 0 [. 06 3] 2.9 0 [.114] 1 . 30 [.051] 1 . 30 [.051] rec o mm ende d l a nd pat t e r n *do no t design any p a t t ern s on shaded area d i mensi o n in brack e ts a r e in inc h e s 3.95 [.156] 2.2 0 [.087 ] part num b ering gu i d e: 32.768khz please con s ult with m m d s a les depa rtme nt for any other parame ters or options. freq uenc y t o ler a n c e blank = 20 ppm xx = customer specified lo a d c a pa cit anc e blank = 12.5pf xx = cu stomer s p ec ifi e d bla n k = no a d de d op tions t = tape and reel value added opt i ons w c 519 mmd components , 30400 esperanza, rancho santa margarita, ca, 92688 phone: (949) 709-5075, fa x: (949) 709-3536, www.mmdcomp.com sales@mmdcomp.com
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