ab-rtcmc-32.768khz-eoa9-s3 dtcxo temperature compensated real-time-clock module with spi bus 3.7 x 2.5 x 0.9 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: 02.05.13 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 ? factory calibrated, all built-in temperature compensation circuitry time accuracy option a & b. see part identification on page 7 for details ? ultra low power consumption: 800na typ @ vdd = 3.0v / tamb = 25c ? wide clock operating voltage: 1.3 C 5.5v ? wide interface operating voltage: 1.4 C 5.5v ? extended operating temperature range: -40c to +125c ? spi serial interface with fast mode scl clock frequency of 1 mhz ? provides year, month, day, weekday, hours, minutes and seconds ? highly versatile alarm and timer functions ? integrated low-voltage detector, power-on reset and self-recovery system ? main power supply to backup battery switchover circuitry with trickle charger ? programmable clkout pins for peripheral devices (32.768 khz / 1024 hz / 32 hz / 1 hz) ? small and compact package size: 3.7 x 2.5 x 0.9 mm. rohs-compliant and 100% leadfree 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 suppl y voltage (v d d ) gnd-0.3 +6.0 v >gn d / ab-rtcmc-32.768khz-eoa9-s3 3.7 x 2.5 x 0.9 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: 02.05.13 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant dtcxo temperature compensated real-time-clock module with spi bus (continued) paramete rs min. typ. max. units notes time ac cura cy, dtcx o digitally temperatur e c o mpensated ti m e ac cura cy option: a (?t/t) t amb =+ 25c 1 3 ppm t amb =0 ~ +50c 2 4 t amb =-10 ~ +65c 3 5 t amb =-40 ~ +85c 4 6 t amb =-40 ~ +125c 5 8 ti m e ac cura cy option: b (?t/t) t amb =+ 25c 1 3 ppm t amb =0 ~ +50c 3 5 t amb =-10 ~ +65c 5 10 t amb =-40 ~ +85c 10 25 t amb =-40 ~ +125c 15 30 paramete rs min. typ. max. units notes supplies suppl y voltage (v d d ) 1.4 5.5 v tim e -keepin g m ode i 2 c bus re duc e d speed 2.1 5.5 i 2 c bus full speed mi ni m u m su p pl y voltage detection (v l o w 1 ) 1.8 2.1 v t amb =-40 ~ +125 c mi ni m u m su p pl y voltage detection (v l o w 2 ) 1.0 1.4 v t amb =-40 ~ +125 c main suppl y to backup su ppl y switcho ver hy steresis (v hyst ) 2 0 m v v d d to v back = 3.0v suppl y current i dd ( v back =0v) or i back (v dd =0v) v dd =1.4v t amb = -40 c ~ +85 c 0.6 1.5 a spi bus inactive clkout dis a bled v back = 0v or v d d = 0v v dd =1.4v t amb = -40 c ~ +12 5 c 4.6 v dd =3.3v t amb = -40 c ~ +85 c 0.8 2.0 v dd =3.3v t amb = -40 c ~ +12 5 c 5.2 v dd =5.0v t amb = -40 c ~ +85 c 0.9 2.2 v dd =5.0v t amb = -40 c ~ +12 5 c 5.5 static characteristics v dd =1. 4 ~5.5v ; v ss =0v; t amb =-40 c ~+1 2 5 c ; f osc = 3 2.76 8kh z
ab-rtcmc-32.768khz-eoa9-s3 3.7 x 2.5 x 0.9 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: 02.05.13 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant dtcxo temperature compensated real-time-clock module with spi bus (continued) paramete rs min. typ. max. units notes suppl y current ( i dd ) scl= 200 k h z v dd = 1 . 4 v t amb = -40 c ~ +85 c 1 4 a spi bus active clko ut disa bled scl= 200 k h z v dd = 1 . 4 v t amb = -40 c ~ +12 5 c 1 8 scl= 1m hz v dd = 3 . 3 v t amb = -40 c ~ +85 c 5 0 scl= 1m hz v dd = 3 . 3 v t amb = -40 c ~ +12 5 c 5 5 scl= 1m hz v dd = 5 . 0 v t amb = -40 c ~ +85 c 6 5 scl= 1m hz v dd = 5 . 0 v t amb = -40 c ~ +12 5 c 7 5 current consum ption (i dd32k ) v dd =5.0v 2.5 3.4 a spi bus i n active clko ut = 3 2 . 7 6 8 k h z c load =7.5pf v dd =3.3v 1.5 2.2 v dd =1.4v 1.1 1.6 input l ow level input voltage (v il ) 20% * v d d v v dd = 1 . 4 ~ 5 . 5 v dd p i n s : s cl,sdi,clkoe ,ce high level input voltage (v ih ) 8 0 % * v d d v input leakag e current (i l ) t am b = - 40 ~ + 8 5 c -1 +1 a v ss > v i < v dd t am b = - 40 ~ + 1 2 5 c -1.5 +1.5 input capacitance (c i f p 7 )
ab-rtcmc-32.768khz-eoa9-s3 dtcxo temperature compensated real-time-clock module with spi bus 3.7 x 2.5 x 0.9 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: 02.05.13 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant (continued) paramete rs min. typ. max. units notes output high level output volta ge (v o h ) v d d = 1.4v; i o h = 0.1ma 1.0 v v d d = 3.3v; i o h = 1.5ma 2.7 v d d = 5.0v; i o h = 2.0ma 4.5 low level output volta ge (v o l ) v d d = 1.4v; i o l = 0.4ma 0.2 v v d d = 3.3v; i o l = 1.5ma 0.25 v d d = 5.0v; i o l = 5.0ma 0.8 high level output curre nt (i o h ) v oh = 4 . 5v/ v dd = 5v 2.0 ma low level output curre nt (i o l ) v ol = 0 . 8v/ v dd = 5 v -5.0 ma output leakage current (i l o ) v o = v dd o r v ss t amb = -40 c ~ +85 c -1 0 +1 a v o = v dd o r v ss t amb = -40 c ~ +12 5 c -1.5 0 +1.5 operating t e mpe r ature range ope r ating tem p erat ure ra nge (t opr ) -40 +125 c eepr o m c h aracteristic s read voltage ( v rea d ) t amb = -40 c ~ +12 5 c 1.4 v programming voltage ( v pro g ) t amb = -40 c ~ +12 5 c 2.2 v eeprom programming t i m e (t prog ) t amb = -40 c ~ +12 5 c 1 byte eepr o m user 3 5 m s t amb = -40 c ~ +12 5 c 1 byte eep r om c o n t r o l 100 t amb = -40 c ~ +12 5 c 2 - 4 byte eep r om c o n tro l 135 eeprom write/erase cy cles ( v hyst ) v dd to v back = 3.0v 5000 cy cles
ab-rtcmc-32.768khz-eoa9-s3 dtcxo temperature compensated real-time-clock module with spi bus 3.7 x 2.5 x 0.9 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: 02.05.13 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant (continued) paramete rs min. typ. max. units notes trickle charger current lim iting resistors r80k 8 0 k ? v d d = 5.0v v back = 3.0v t amb = 25 c r20k 2 0 5 k 5 r r 1 . 5 k 1 . 5 ther m o met e r t h e r m o m e t e r precision (t e ) t amb = -40 c ~ +85 c 4 c t amb = -40 c ~ +12 5 c 6 spi interfa ce dynamic characteristic s v ss =0v; t amb =-40 c ~ + 1 2 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 . p a r ame t ers s y mbol notes v d d =1. 6v v d d =2. 4v v d d =3. 3v v d d =5. 0v units min . max. min . max. min . max. min . max. scl clock freq uency f clk (sc l ) 0.2 0.6 1.0 1.0 mhz s cl tim e t scl 5 1.7 1 1 s clock h igh time t c l k(h) 1500 700 400 400 ns clock low time t c l k ( l ) 1500 700 400 400 ns rise time t r for scl signal 800 800 200 200 ns fall tim e t f for scl signal 800 800 200 200 ns ce setup time t su(ce) 100 100 100 100 ns ce hold time t h(ce) 500 300 200 200 ns ce recove r y time t rec(c e) 400 300 200 200 ns ce pulse widt h t w(c e) m eas ure d a f ter v alid subaddress is receive d 0.49 0.49 0.49 0.49 s setup time t su setup time for s d i data 20 20 20 20 ns hold time t h hold time fo r s d i data 500 300 200 200 ns sdo read d ela y time t d(r)sdo bus load = 50pf 1300 650 350 350 ns sdo disable time t dis (s do) no load v a l u e ; bus will b e h e l d up b y bus -capac itan c e ; use rc time con s tant with app lic ation values 200 100 50 50 ns transitio n t i m e sdi to sdo t t ( sdi - s d o ) p repare for 0 s t o avoid bus conflict 0 0 0 0 ns
ab-rtcmc-32.768khz-eoa9-s3 dtcxo temperature compensated real-time-clock module with spi bus 3.7 x 2.5 x 0.9 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: 02.05.13 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant part identification: interface timing characteristics ab-rtcmc-32.768 khz-eoa9-s3- - - table 1. ti me accuracy, dtcx o dig i tally tempe r ature comp ensated paramete rs min. typ. max. units ti m e ac cura cy option: a t amb =+ 25c 1 3 ppm t amb =0 ~ +50c 2 4 t amb =-10 ~ +65c 3 5 t amb =-40 ~ +85c 4 6 t amb =-40 ~ +125c 5 8 ti m e ac cura cy option: b t amb =+ 25c 1 3 ppm t amb =0 ~ +50c 3 5 t amb =-10 ~ +65c 5 10 t amb =-40 ~ +85c 10 25 t amb =-40 ~ +125c 15 30 packa gi ng blank: bulk t: 1000pcs/reel timing accu racy a: see table 1 below b: see table 1 below operating t e mp. range d: -40 ~ +85 c h: -40 ~ +12 5 c
ab-rtcmc-32.768khz-eoa9-s3 3.7 x 2.5 x 0.9 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: 02.05.13 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant dtcxo temperature compensated real-time-clock module with spi bus recommen d ed land pattern outline dimensions: dimensions : mm pin description: pin no. pin name functi o n 1 clk oe clkout e n a b le/d isab le p i n ; e n a b le is active high; tie t o gnd w h en n o t u si n g clko ut 2 v dd p o sitiv e sup p l y v o ltag e; p o sitiv e o r n e g ativ e step s in s u p p ly v o ltag e m ay affect o scillato r per f o r m ance, r ecommend 1 0 n f dec o u p lin g capacito r c l o se t o devi ce 3 clko u t clock o u tpu t p i n ; c l k o u t o r int function ca n be sel ect ed. ( c ont rol _1; b it7 ; clk / int ) clkout o u tpu t p u s h -pu ll / int f unction o p en-drain requ iri n g p u ll-up res i s t o r 4 s c l seri a l clo c k i n put p i n ; m ay f l oat w h e n c e i n activ e 5 sdo serial data outp u t p i n ; p u sh-pull; h i g h -im p e d a n ce w h e n n o t driv i ng; can b e c o n n ected t o sdi f o r sing le-wire d ata lin e. 6 v ss g r o u nd 7 int int errupt o u t p ut p i n ; ope n - d r a i n ; active l ow 8 ce c h i p e n a b le inp u t; activ e high 9 v backup back u p supp ly v o ltag e; tie to gnd w h e n n ot u sing b ac k u p s u p p ly v o ltag e 1 0 sdi serial data inpu t p i n ; m ay flo at w h e n ce i n activ e
ab-rtcmc-32.768khz-eoa9-s3 3.7 x 2.5 x 0.9 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: 02.05.13 visit www.abracon.com for terms & conditions of sale pb rohs/rohs ii compliant dtcxo temperature compensated real-time-clock module with spi bus 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:
ab-rtcmc-32.768khz-eoa9-s3 3.7 x 2.5 x 0.9 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: 02.05.13 visit www.abracon.com for terms & conditions of sale tape & reel: t = 1000pcs/reel dimension: mm 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 dtcxo temperature compensated real-time-clock module with spi bus
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