ab-rtcmc-32.768khz-aigz-s7 real time clock module with i 2 c bus 3.2 x 1.5 x 0.8 mm abracon is iso 9001 / qs 9000 cer tified abracon is iso 9001 : 2008 cer tified 30332 e s p e ranza, ranc ho s ant a marg arita , califo r n i a 92688 tel 949-546-8000 | fax 949- 546- 8001 | www .abrac on.c om revised: 01.08.14 visit www.abracon.com for terms & conditions of sale moisture sensitivity level: msl=1 applications: features: standard specifications: ? with state-of-the-art rtc technology by micro crystal ag ? rtc module with built-in crystal oscillating at 32.768 khz ? 350 na timekeeping current at 3 v ? timekeeping down to 1.0 v ? 1.3 v to 4.4 v i2c bus operating voltage ? low operating current of 35 a (at 400 khz) ? 32.768khz square wave on power-up to drive a microcontroller in low-power mode? programmable from 1 hz to 32.768khz;? can be disabled ? 400 khz i2c serial interface ? oscillator stop detection circuit monitors clock operation ? accurate programmable watchdogC 62.5 ms to 31 min timeout ? counters for tenths/hundredths of seconds, seconds, minutes, hours, day , date, month, year, and century ? software clock calibration to compensate deviation of crystal due to temperature ? automatic leap year compensation ? ultra-small, 3.2 x1.5 mm, lead-free 8-pin ceramic leadless chip carrier pb rohs/rohs ii compliant ? wide range in communication & measuring equipment ? commercial & industrial applications ? automotive electronics applications ? wireless communications ? pda and palm pilots ? credit cards with security technology abso lu te m axim u m ra tings i n acco rda n ce with t he a bsol ute max im um r a ti ng s y stem i ec 60134 p ar a met ers s ym b ol cond ition s m in . m ax. uni ts s uppl y volta g e v d d >g nd / < v dd gnd - 0.3 + 5.0 v i nput volt a ge v i gnd - 0.2 v d d + 0.3 v output volt a g e v o gnd - 0.2 v d d + 0.3 v output c ur re nt i o 20 m a p owe r d iss ipation p d 1 w ope ra ti n g ambient te m pe ra tur e r a ng e t o p r - 40 + 85 c s tora g e te mper a ture r a ng e t s t o sto r ed as b ar e p r odu ct - 55 + 125 c elec tro st a ti c disc harg e voltage v esd hb m 1) t a = 2 5 c m m 2) t a = 2 5 c > 1500 > 1000 v 1 ) hb m: hu m an b o d y mo d el, ac co r d in g to j e sd2 2 - a 1 1 4 . 2 ) mm : m ac h in e mo d el, ac co r d ing to j e sd2 2 - a 115. t h ese d ata ar e b ased o n c h ar ac ter izatio n r es u lt s , n o t test ed in p r o d u ctio n . stre s s es ab ove th e s e li s ted m a x i m u m r ati n g s m a y c a u s e p er m a n e n t d a m a g e to th e d ev i ce . e x p o s u r e b e y o n d s p ec if ied o p er atin g co n d it ions m a y a ffe ct d ev ice r eliab ilit y o r ca u s e m al f u n ctio n . op erat in g and ac measu r e m e n t c ondition s 1 ) p ar a met ers s ym b ol m in . m ax. uni ts s uppl y volta g e v d d 1.3 4.4 v ope ra ti n g ambient te m pe ra tur e t a - 40 + 85 c l oa d c a pacit a n c e c l 50 pf i nput r ise a nd f a l l ti me s 5 ns i nput p ulse v olt a g e s 0.2*v d d 0.8*v d d v i nput and output t im ing ref. voltage 0.3*v d d 0.7*v d d v 1 ) ou tp u t h i - z is d ef i n ed as t h e poin t w h er e d ata is n o lo n g er d r iv en .
real time clock module with i 2 c bus 3.2 x 1.5 x 0.8 mm abracon is iso 9001 / qs 9000 cer tified abracon is iso 9001 : 2008 cer tified 30332 e s p e ranza, ranc ho s ant a marg arita , califo r n i a 92688 tel 949-546-8000 | fax 949- 546- 8001 | www .abrac on.c om revised: 01.08.14 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant ab-rtcmc-32.768khz-aigz-s7 capacit an c e p ar a met ers 1 ) 2 ) s ym b ol m in . m ax. uni ts i nput c a p acit a nc e c i n 7 pf output c a pacit a nc e c out 3 ) 10 pf l ow - pa ss filt e r input t im e c onst a nt (sda a nd s c l ) t l p 50 ns 1 ) e ffec ti v e ca p ac itan ce m ea s u r ed w it h p o w er s u ppl y at 3 . 6 v; s a m p led o n l y , n o t 1 0 0 % tested . 2 ) a t 2 5 c , f = 1 mh z. 3 ) ou tp u ts d eselecte d . f r e que n c y charac t erist ics t a mb = + 25c ; f o s c = 32. 768 khz p ar a met ers s ym b ol cond ition s m in . m ax. uni ts f re qu e nc y a ccur a c y ? f/f t a mb = + 25c - 20 + 20 ppm f re qu e nc y vs. t e mper a tu re c ha ra c te risti c s ? f /t o p r t o p r = - 40 to +85c - 0 . 0 3 5 ppm / c 2 * ( t opr ? t 0 ) 2 ( 1 0 %) ppm tur nove r t e mper a tu re t o + 20 + 25 + 30 c ag in g ( fir st y ear) ? f/f t a mb = + 25c - 3 + 3 ppm osc il lator s tar t - up volta g e v s t a r t 10 se c onds 1.5 v osc il lator s tar t - up tim e t s t a r t v dd = 3.0v 1 s c l ko u t du t y c y c l e f c l k o u t = 32.768khz t a mb = + 25c 40 50 60 % frequency vs. temperature characteristics
real time clock module with i 2 c bus 3.2 x 1.5 x 0.8 mm abracon is iso 9001 / qs 9000 cer tified abracon is iso 9001 : 2008 cer tified 30332 e s p e ranza, ranc ho s ant a marg arita , califo r n i a 92688 tel 949-546-8000 | fax 949- 546- 8001 | www .abrac on.c om revised: 01.08.14 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant ab-rtcmc-32.768khz-aigz-s7 s tat ic c h ar ac t eristics va li d for t a mb = - 40c to +85c; v d d = 1.3 v to 4. 4 v ( e x cept whe r e noted) p ar a met ers s ym b ol cond ition s m in . t yp . m ax. uni ts s uppl y volta g e v d d 1 ) c lock 1.0 4.4 v i 2 c b us (400k hz ) 1.3 4.4 v s uppl y c ur re nt scl = 400khz no l o a d i d d 1 v d d = 4.4v 100 a v d d = 3.6v 50 70 a v d d = 3.0v 35 a v d d = 2.5v 30 a v d d = 2.0v 20 a s uppl y c ur re nt (standb y ) scl = 0hz ; c l ko ut o f f all i nputs v d d - 0.2v v s s + 0.2v i d d 2 v d d = 4.4v 950 na v d d = 3.6v 375 700 na v d d = 3.0v a t 25 c 350 500 na v d d = 2.0v a t 25 c 310 450 na v d d = 1.0v a t 25 c 270 400 na l ow l e v e l i nput volt a ge v i l - 0.2 0.3*v d d v h i gh l e v e l i nput volt a g e v i h 0.7*v d d v d d + 0.3 v h i gh l e v e l output voltage v o h v d d = 4.4v, i o h = - 1.0ma ( push - pull ) 2.4 v l ow l e v e l output voltage v o l v d d = 4.4v, i o l = 3.0ma ( s da ) 0.4 v v c c =4 .4v , i o l = 1.0m a ( sq w, i n t ) 0.4 p ull - up s uppl y volt a g e (ope n dra in) i n t 4.4 v i nput l e a ka ge c ur re nt i l i 0v v i n v d d - 1 + 1 a output l e a ka g e c ur re nt i l o 0v v out v d d - 1 + 1 a 1 . oscill ato r s tar tu p g u ar a n t ee d d o w n to 1 . 5 v o n ly .
i 2 c interf ace dynam i c charac te r istics va li d for t a mb = - 40c to +85c; v d d = 1.3 v to 4. 4 v ( e x cept whe r e note d) p ar a met ers s ym b ol m in . t yp . m ax. uni ts scl c lock f r e que nc y f s c l 0 400 khz s tart condi ti on s e tup ti me (onl y r e leva nt fo r a r e peated sta r t condit i on) t s u : s ta 600 ns s tart condi ti on hold time (a fte r this pe riod the f irst c lock pulse is g e n e ra t e d) t h d : s ta 600 ns da ta setup ti m e 1 ) t s u : d a t 100 ns da ta h old ti me t hd: d a t 0 s s top c ondit ion s e tup ti me t s u : s t o 600 ns b us f re e tim e b e twe e n s top a nd s tart c ondit ion t b u f 1.3 s scl ? l ow ti me? t l o w 1.3 s scl ? h i g h tim e ? t h i g h 600 ns scl a nd s da r ise time t r 300 ns scl a nd s da f a ll tim e t f 300 ns w a tchdog output p ulse w idt h t r e c 96 98 m s 1 . t r an s m itter m u s t in ter n all y p r o v id e a h o ld ti m e to b r id g e th e u n d ef i n ed r eg io n ( 300 n s m ax ) o f t h e f alli n g ed g e o f s c l . i 2 c in te r f ace t im in g c h ar ac te r isti c s real time clock module with i 2 c bus 3.2 x 1.5 x 0.8 mm abracon is iso 9001 / qs 9000 cer tified abracon is iso 9001 : 2008 cer tified 30332 e s p e ranza, ranc ho s ant a marg arita , califo r n i a 92688 tel 949-546-8000 | fax 949- 546- 8001 | www .abrac on.c om revised: 01.08.14 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant ab-rtcmc-32.768khz-aigz-s7
real time clock module with i 2 c bus 3.2 x 1.5 x 0.8 mm abracon is iso 9001 / qs 9000 cer tified abracon is iso 9001 : 2008 cer tified 30332 e s p e ranza, ranc ho s ant a marg arita , califo r n i a 92688 tel 949-546-8000 | fax 949- 546- 8001 | www .abrac on.c om revised: 01.08.14 visit www.abracon.com for terms & conditions of sale part identifications: recommen d ed land pattern outline dimensions: pin descriptions: pb rohs/rohs ii compliant dimensions : mm ab-rtcmc-32.768khz-aigz-s7 a b - rtc mc - 32. 768 k h z- a i gz - s 7 - p ack agi n g b l ank : b ul k t: 1000p cs / r e el p in no. p in na m e f unc tion 1 s da s e ria l data ; open - d ra in; r e quire s pul l - up re sis tor 2 c l ko u t c lock o utput 3 v s s gr ound 4 n c not c onnected 5 v d d p owe r suppl y volt a g e 6 i n t i nte rr upt out put; ope n - dr a in; require s pul l - up r e sis tor; a c ti ve low 7 n c not c onnected 8 scl s e ria l cloc k input ; re quir e s pul l - up re sis tor
real time clock module with i 2 c bus 3.2 x 1.5 x 0.8 mm pb abracon is iso 9001 / qs 9000 cer tified abracon is iso 9001 : 2008 cer tified 30332 e s p e ranza, ranc ho s ant a marg arita , califo r n i a 92688 tel 949-546-8000 | fax 949- 546- 8001 | www .abrac on.c om revised: 01.08.14 visit www.abracon.com for terms & conditions of sale block diagram: maximum re flow conditions in acc o rdan ce with i pc/ jede c j-st d-020c ?pb-free? temp eratur e conditions units ave r a g e r am p-u p r at e ( t sm ax to t p ) 3 c/second max c/s r a m p d o w n r ate ( t cool ) 6 c/second max c/s tim e 2 5 c to peak tem p erature (t to-peak ) 8 m inutes max m preheat tem p erature min (t sm in ) 150 c tem p erature max (t sm ax ) 200 c t i m e ts m in to ts m ax (ts) c e s 0 8 1 ~ 0 6 time above liquidus tem p erature l i quidus (t l ) 217 c tim e abo v e li qui d u s (t l ) 60 ~150 sec peak tem perature peak tem p erature (t p ) 260 c t i m e with i n 5 c of pea k tem p erat ure (t p ) 20 ~ 40 sec recommended reflow profile: rohs/rohs ii compliant ab-rtcmc-32.768khz-aigz-s7
real time clock module with i 2 c bus 3.2 x 1.5 x 0.8 mm abracon is iso 9001 / qs 9000 cer tified abracon is iso 9001 : 2008 cer tified 30332 e s p e ranza, ranc ho s ant a marg arita , califo r n i a 92688 tel 949-546-8000 | fax 949- 546- 8001 | www .abrac on.c om revised: 01.08.14 visit www.abracon.com for terms & conditions of sale tape & reel: t = 1000pcs/reel dimension: mm a tten t i o n : a b r aco n c orpo r ation ? s p roducts a r e c o t s ? commer cial-of f-t h e -shelf p r o d ucts ; suitab le for commer cial, indust r ial a nd, w her e d e s i gnated, aut o m otive applica- tio n s . abraco n ? s p r odu cts a r e not s pecif ically des igned for m ilitar y , a viation, a e rospace, lif e -de p e nda n t m edical a pplications or a n y a pplication r e qui r ing h igh r eliab ility w her e c o mpon e n t f ailure could r e s ult in loss o f lif e and/or p r o p e r t y . for app lications r e qui r i ng h i gh r eliab ility and / or pre s e n ting a n e x t r eme ope r atin g environmen t , written cons ent and author ization from a b r acon cor por ation i s requ i r e d. pleas e c ontact abracon c orporation for m ore i nformation. pb rohs/rohs ii compliant ab-rtcmc-32.768khz-aigz-s7
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