ab-rtcmc-32.768khz-zize-s2 real time clock module with spi bus 5.0 x 3.2 x 1.2 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: 02.06.13 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 tuning fork crystal oscillating at 32.768 khz ? ultra low power consumption: 130na typ @ vdd = 3.0v / tamb = 25c ? wide clock operating voltage: 1.1 C 5.5v ? wide interface operating voltage: 1.6 C 5.5v ? user programmable frequency offset compensation register for improved time accuracy ? 4-wire spi-interface with a maximum data rate of 6.25 mbits/s. ? provides year, month, day, weekday, hours, minutes, seconds ? alarm and timer functions, internal low-voltage detector, power-on reset and watchdog function. ? open-drain interrupt and programmable clkout pins for peripheral devices (32.768khz down to 1hz) ? small and compact package-size of 5.0 x 3.2 x 1.2mm, rohs-compliant and 100% lead-free. 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 absolute maximum ratings paramete rs min. typ. max. units notes po wer suppl y voltage (v d d ) gnd-0.5 +6.5 v >gnd / < v dd suppl y current (i d d ; i ss ) -50 +50 ma v dd pin input voltage ( v i ) gnd-0.5 v d d +0.5 v i npu t pin output volta ge (v o ) gnd-0.5 v d d +0.5 v clkout / int dc input cur rent (i i ) -10 +10 ma dc out put curre nt (i o ) -10 +10 ma total power dissipation (p t o t ) 300 mw operating tem p erature r a nge (t opr ) -40 +85 o c storage te mperature (t sto ) -55 +125 o c stored as bare product frequency and time characteristics v dd =3.0v; v s s =0v; t amb = + 25 c ; f osc = 3 2 . 7 68k h z paramete rs min. typ. max. units notes frequency a ccuracy ( ?f/ f) 10 20 ppm t amb =+25 c; v d d =3.0v frequency vs voltage ( ?f/v) 0.8 1.0 ppm /v t amb =+25 c; v d d = 1.8 ~5. 5v frequency vs tem p erature ( ?f/ t opr ) -0.035 ppm / c 2 *(t opr -t o ) 2 * 10% ppm t refer e nce =+25 c; v d d =3.0v turnover te m p erature (t o ) +20 +25 +30 c m p p 3 + 3 - ) r a e y t s r i f ( g n i g a t amb =+25 c start -up tim e (t start ) 5 0 0 1 0 0 0 m s v d d =3.0v clkout du ty c y cle 40 50 60 % t amb =+25 c achievable tim e ac curacy with correct frequency -offset co m p ensation ( ?t/t) 3 1 ) 5 2 ) ppm 1) based on custo m er set correct f requency offs et com pens a tion in normal mode 2) based on custo m er set correct f requency offs et com pens a tion in coarse mode
ab-rtcmc-32.768khz-zize-s2 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: 02.06.13 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant real time clock module with spi bus 5.0 x 3.2 x 1.2 mm static characteristics v dd =1. 1 ~5.5v ; v ss =0v; t amb =-40 c ~+8 5 c ; f osc = 3 2 . 7 6 8 khz paramete rs min. typ. max. units notes supplies suppl y voltage (v d d ) 1.1 5.5 v tim e-keepi n g m ode 1) spi bus i n active 1.6 5.5 spi bus active mi ni m u m su p pl y voltage detection (v osc ( m i n ) ) 0.9 v t amb =+25 c suppl y current (i d d ) v dd =2.0v 2) 120 na spi bus i n active clko ut disa bled t amb =+25 c v dd =3.0v 2) 130 v dd =5.0v 2) 140 v dd =2.0v 2) 350 na spi bus i n active clko ut disa bled t amb = -40 c ~ +85 c v dd =3.0v 2) 370 v dd =5.0v 2) 400 v dd =2.0v 280 na spi bus i n active clko ut ena b led clko ut = 3 2 . 7 6 8 k h z t amb =+25 c v dd =3.0v 360 v dd =5.0v 540 v dd =2.0v 470 na spi bus i n active clko ut ena b led clko ut = 3 2 . 7 6 8 k h z t amb = -40 c ~ +85 c v dd =3.0v 570 v dd =5.0v 770 f scl =4.5mhz; v dd =5.0v 250 400 a spi bus active clko ut ena b led t amb =+25 c f scl =1.0mhz; v dd =3.0v 3 0 8 0 current consum ption (i dd32k ) f scl = 0hz;v dd =5.0v 2.5 3.4 a clko ut = 3 2 . 7 6 8 k h z c load =7.5pf f scl = 0hz;v dd =3.0v 1.5 2.2 f scl = 0hz;v dd =2.0v 1.1 1.6 input l ow level input voltage (v il ) 30% * v d d v high level input voltage (v ih ) 7 0 % * v d d v input voltage ( v i ) pins: cl, scl, sdi, cl koe -0.5 0.5 v input leakag e current (i l ) v i = v dd o r v s s scl,s d i,c lkoe,cl kout -1 0 +1 a v i = v ss o n p i n c e -1 0 pull-down re sistance (r p d ) on p i n c e 240 550 k ?
ab-rtcmc-32.768khz-zize-s2 real time clock module with spi bus 5.0 x 3.2 x 1.2 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: 02.06.13 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant input capacitance (c i ) 3 ) f p 7 (continued) paramete rs min. typ. max. units notes output output voltage (v o ) pin s: clkout; int 4) -0.5 5.5 v p in : s d o -0.5 v d d +0.5 high level output volta ge (v o h ) p in: s d o 80% * v d d v d d v low level output voltage (v o l ) pin s: clkout; int v dd = 5v/ i ol = 1. 5 m a v ss 0.4 v p in : s d o v ss 20% * v d d high level output curre nt (i o h ) pin: s do; v oh = 4.6v / v dd = 5v 1.5 ma l ow level output curre nt (i o l ) pin : s d o , i n t , clkou t; v ol = 0 . 4v/ v dd = 5 v -1.5 ma output leakage current (i l o ) v o = v dd o r v ss -1 0 +1 a 1) for reliable oscillato r start-up at power-up: v d d = v d d (min) + 0 . 3v. 2) timer source clo c k = 1/60 hz, level of pins c e , sdi and scl eith er v d d or v s s . 3) im plicit b y d e s i g n. 4) refers t o e x tern al p u ll-up v o l t a g e dynamic characteristics spi-bus
ab-rtcmc-32.768khz-zize-s2 real time clock module with spi bus 5.0 x 3.2 x 1.2 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: 02.06.13 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant dynamic characteristics spi-bus v ss =0v; t amb =-40 c ~ + 8 5 c; all t i m i n g valu es are v al i d with i n t h e o p e r a ting s u pply v o ltage ran g e a n d refe rences t o v il and v ih with an inp u t v o ltag e swi n g fro m v ss and v dd . paramete rs v d d =1.6v v d d =2.4v v d d =3.3v v d d =5.0v units notes min. max. min. max. min. max. min. max. scl clock frequency (f clk ( s cl ) ) 2.9 4.54 5.71 8.0 mhz scl ti m e (t scl ) 345 220 175 125 ns clock high t i m e (t clk ( h ) ) 9 0 5 0 4 5 4 0 n s clock low t i m e (t clk ( l ) ) 200 120 9 5 7 0 n s r i s e time 100 100 5 0 5 0 n s f or s cl s ignal fall tim e 100 100 5 0 5 0 n s f or s cl s ignal c e s etup t i me 4 0 3 5 3 0 2 5 n s ce hold time 4 0 3 0 2 5 1 5 n s ce recovery t i m e 3 0 2 5 2 0 1 5 n s ce pulse width 0.99 0 . 9 9 0 .99 0 . 9 9 s measure d after v alid subaddre ss is received s etup tim e 1 0 5 3 2 n s s etu p ti m e o f r sdi dat a h old tim e 2 5 1 0 8 5 n s hol d tim e for sdi dat a sdo re ad delay tim e 190 108 8 5 6 0 n s b u s l o a d = 50pf sdo dis a ble t i m e 7 0 4 5 4 0 2 7 n s no l o a d v al u e; bus will b e h el d u p b y bus -ca p acitan c e ; use rc tim e const ant with a p p lication val u es transition t i m e sdi t o sdo 0 0 0 0 n s t o a v o i d b u s c o nflict
ab-rtcmc-32.768khz-zize-s2 real time clock module with spi bus 5.0 x 3.2 x 1.2 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: 02.06.13 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-32.768 khz-zize-s2- packaging blank: bulk t: 1000pcs/reel pin no. pin name f unc ti on 1 v d d positive supply voltage; positive or negative st eps in suppl y voltage may affect oscillator performance, reco mmend 10 nf deco upling capacitor close to device 2 clkout clock output pin; open-drain 3 scl se rial clock input pin; m a y fl oat when ce inactive 4 sdi se rial data input pi n; m a y fl oat whe n ce inactive 5 sdo se rial da t a out put pi n; pus h-pull; hi gh-i m p e da nce wh e n not dri v i ng; can be connected t o sdi for single-wire data li ne. 6 v ss ground 7 ce chip enable i nput; active high; with i n ternal pull-down 8 interrupt ou t p ut pin; open- drain; active low 9 nc not connected 10 clkoe clkout enable/disable pin; enable is active high
ab-rtcmc-32.768khz-zize-s2 real time clock module with spi bus 5.0 x 3.2 x 1.2 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: 02.06.13 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-zize-s2 real time clock module with spi bus 5.0 x 3.2 x 1.2 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: 02.06.13 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 C 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
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