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| ?a ___________________________________ . " 9 . " 9 xz 1t|????3aw ? o?1b???? 1 1s?pb{ 7 ?o3ax 7 ?o3at?;`h ?z? ? ? ?t| e tu ?ats?zs?w? ?t qq ?? ??qpv?b{ . " 9 . " 9 xz ??|?? ?????????? n t n b y z n t n j o x n t n j o w t?e?p ? rpv?b{ \??w a ?x o; ?pz 7 $ $ ?o ?yu'? ? ^?h?3????<ts?q???? c \`z 7 $ $ u????3???? tslot??^? te? ? r^?h???????8 ??? y 6???`?b{ . " 9 x??a??w reset z? 7 ? 7?pw 7 $ $ t 0`o y`m y 6?- a ? ?qz . " 9 x??a???w 3 & 4 & 5 z?? ?qom?\qizu?s??b{???? ??xz 7 $ $ w? ??????1b??ot ?-^?om?b{????3???xz7?s ?o ?yt 0 `h?wu;?^?om?b{ . " 9 . " 9 xz ? ? ?vu ?mh?z??? ;+t7 &pb{ . " 9 . " 9 xz e? 4 0 5 ?-?p??^?om?b{ ??-?3?? _______________________ ?????? ?e?? ???? ??a???;+ 1t| $w ^ ?o1 ??? ?a?? ?;+ ? ? ___________________________________ u e? ? rw??|??????? n t n b y z n t n j o x n t n j o u 7? 7w ^s ?o ?y1 u ? ? ?v " u ?9 s c?p- a u 7 $ $ 7?pw r r e e s s e e t t - a . " 9 u ?o?????t 0b? 1 q u ? ? ? ? ?a u ?-? 4 0 5 max821/MAX822 ??|???????????? e? ? rpv? e? 1 ?yt?? ________________________________________________________________ maxim integrated products 1 1 2 4 3 v cc srt (reset) reset gnd max821 MAX822 sot143 top view ( ) are for MAX822 e? ? _______________________________ max821 MAX822 v cc reset (reset) reset input gnd v cc gnd m p ( ) are for MAX822 srt 20ms 100ms 1ms a j ?^s? ___________________________ 19-1122; rev 0; 9/96 part max821 lus-t max821mus-t 4.38 4.63 nominal v th (v) pkg. top mark* az_ _ ba_ _ j ___________________________________ * the first two letters in the package top mark identify the part, while the remaining two letters are the lot-tracking code. max821pus-t 4.00 bm_ _ max821tus-t 3.08 bb_ _ max821sus-t 2.93 bc_ _ max821uus-t 2.78 bl_ _ max821rus-t 2.63 bd_ _ MAX822 lus-t 4.63 bf_ _ MAX822mus-t 4.38 bg_ _ MAX822tus-t 3.08 bh_ _ MAX822sus-t 2.93 bj_ _ MAX822rus-t 2.63 bk_ _ note: these parts are offered in the sot143-4 package, in the extended temperature range (-40? to +85?). max821/MAX822 ??|???????????? e? ? rpv? e? 1 ?yt?? 2 _______________________________________________________________________________________ absolute maximum ratings electrical characteristics (v cc = full range, t a = -40? to +85?, unless otherwise noted. typical values are at t a = +25?.) stresses beyond those listed under ?bsolute maximum ratings?may cause permanent damage to the device. these are stress rating s only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specificatio ns is not implied. exposure to absolute maximum rating conditions for extended periods may affect device reliability. terminal voltage (with respect to gnd) v cc ......................................................................-0.3v to 6.0v all other inputs.......................................-0.3v to (v cc + 0.3v) input current, v cc , srt......................................................20ma output current, reset or reset .......................................20ma continuous power dissipation (t a = +70?) sot143-4 (derate 4mw/? above +70?)...................320mw operating temperature range ...........................-40? to +85? storage temperature range .............................-65? to +160? lead temperature (soldering, 10sec) .............................+300? max82_l/m/p, v cc = 5.5v, i out = 0a max82_r max82_r/s/t/u, v cc = 3.6v, i out = 0a srt = unconnected v 0.5v cc v open srt input threshold 0.9v cc v ih 0.07v cc v il ms 100 160 200 t rp reset active timeout period 20 32 40 2.5 7.0 v 1.2 5.5 1.0 5.5 v cc range 0.5 0.8 1 ? 50 v cc to reset delay (note 1) ppm/? 30 reset threshold tempco v 2.55 2.70 v th reset threshold (note 1) 12 1.8 5.5 ? 9 i cc supply current 2.59 2.63 2.66 units min typ max symbol parameter t a = +25? t a = -40? to +85? t a = 0? to +70? v cc falling at 1mv/? reset = low for max821, reset = high for MAX822 t a = 0? to +70? t a = t min to t max t a = +25? t a = t min to t max t a = +25? conditions max82_l max82_m 4.56 4.63 4.70 4.50 4.75 4.31 4.38 4.45 4.25 4.50 t a = +25? t a = 0? to +70? t a = +25? t a = 0? to +70? max82_p max82_t 3.97 4.00 4.04 max82_s max82_u 3.91 4.09 2.89 2.93 2.96 3.04 3.08 3.11 2.85 3.00 3.00 3.15 t a = +25? t a = 0? to +70? t a = +25? t a = 0? to +70? 2.74 2.78 2.81 2.70 2.85 t a = +25? t a = 0? to +70? t a = +25? t a = 0? to +70? reset = low for max821, reset = high for MAX822 ? -1 1 srt input current (note 2) 100 -100 srt = gnd srt = unconnected srt = v cc srt = gnd srt = v cc max821/MAX822 ??|???????????? e? ? rpv? e? 1 ?yt?? _______________________________________________________________________________________ 3 note 1: reset output for max821; reset output for MAX822. note 2: during reset active timeout period only. note 3: guaranteed by design. electrical characteristics (continued) (v cc = full range, t a = -40? to +85?, unless otherwise noted. typical values are at t a = +25?.) 0.8v cc v oh reset output voltage (MAX822) 0.3 0.4 pf 20 srt input capacitance (note 3) (see setting the reset timeout delay section) units min typ max symbol parameter max821r/s/t/u only, i sink = 1.2ma, v cc = v th(min) max821l/m/p only, i sink = 3.2ma, v cc = v th(min) internal i source = 150?, 1.4v v cc v th(min) conditions i sink = 50? 0.3 v ol 0.3 t a = -40? to +85?, v cc 3 1.2v t a = 0? to +70?, v cc 3 1v v 0.3 v ol 0.4 MAX822r/s/t only, i sink = 1.2ma, v cc = v th(max) MAX822l/m only, i sink = 3.2ma, v cc = v th(max) v 0.8v cc v oh reset output voltage (max821) v cc -1.5 max821r/s/t/u only, i source = 500?, v cc 3 v th(max) max821l/m/p only, i source = 800?, v cc 3 v th(max) a j ?^ ? q ______________________________________________________________________ (t a = +25?, unless otherwise noted.) 0.6 -40 reset timeout period vs. temperature 0.7 max 821/822 toc-04 temperature (?) reset timeout period (ms) 40 60 80 0.9 0.8 -20 20 100 1.0 0 srt = gnd 30 -40 reset timeout period vs. temperature 32 31 max 821/822 toc-05 temperature (?) reset timeout period (ms) 40 60 80 35 34 33 -20 20 100 36 0 srt = v cc 150 -40 reset timeout period vs. temperature 160 155 max 821/822 toc-06 temperature (?) reset timeout period (ms) 40 60 80 175 170 165 -20 20 100 180 0 srt = unconnected max821/MAX822 ??|???????????? e? ? rpv? e? 1 ?yt?? 4 _______________________________________________________________________________________ a j ?^ ? q v ________________________________________________________________ (t a = +25?, unless otherwise noted.) 0.997 -40 normalized reset threshold vs. temperature 0.999 0.998 max 821/822 toc-07 temperature (?) normalized reset threshold (v) 40 60 80 1.002 1.001 1.000 -20 20 100 1.003 0 z? ? __________________________________________________________________________ 1 gnd ???? 2 reset ??a????? z?{ 7 $ $ u????3????<wt|??? y 6u 4?`h?????????8 reset z?x????`?b{????? ??8xz 4 3 5 ??t?lo>???b{ reset ??a?????? z?{ 7 $ $ u????3????<wt|??? y 6u 4?`h?????????8 3 & 4 & 5 z?x?????`?b{????? ??8xz 4 3 5 ??t?lo>???b{ 3 srt ??????? ? ??{ ( / %t ? b?q n t n b y w???z 7 $ $ t ? b? q n t n j o w???z ? w y 6p n t n j o w???ts??b{ 4 v cc ?o ?y 1 zy? 2 3 4 ? ;y max821 MAX822 0 -40 max82_r/s/t power-down reset delay vs. temperature 10 5 max 821/822 toc-02 temperature (?) power-down reset delay ( m s) 40 60 80 40 35 30 25 20 15 -20 20 100 45 0 v cc falling at 1mv/ m s v cc falling at 10mv/ m s 0 -40 max82_l/m power-down reset delay vs. temperature 20 10 max 821/822 toc-03 temperature (?) power-down reset delay ( m s) 40 60 80 50 40 30 -20 20 100 60 0 v cc falling at 1mv/ m s v cc falling at 10mv/ m s 0.90 -40 normalized supply current vs. temperature 0.95 max 821/822 toc-01 temperature (?) normalized supply current ( m a) 40 60 80 1.05 1.00 -20 20 100 1.10 0 ?i ___________________________________ ??? z? ??? 1 ?w??? ??t?loz 1x7 ?w y 6p???`?b{\??w 11s ?xz????z????t| ?y ?<w ???????w-b?h?t???? c \` ?b{??????????xz n t n b y z n t n j o t| n t n j o w t?e?p ? rpv ?b{\w; x ymt ? a j $s???? ? ?aqb???????z??????;+ t|fw w??-?3??w ?-t;pb{ . " 9 w reset z?xz 7 $ $ 7w ep?? ?u- a^?om?b{ 7 $ $ u????3??? ? qo?z??????? ? 4 3 5 ??p ? ^?h???????8 o ???u reset ??t-?`?b{ ???????? ???w ? w?? `o<^m{ ?y ?< 7 $ $ u????3?????? ?m txz reset u?ts??b{ 7 $ $ u??? ?3?????? ?xs? st o ???x?t ???^?z reset x?ts??b{ o ??? x 7 $ $ u????3???? w ?ytlh :p^ ?`??z???????8 reset x????`?b{ . " 9 xz . " 9 w reset z?? s 8`h?? a??? 3 & 4 & 5 z???lom?b{ ??????????w ? ??w??????? ? 4 3 5 ????l o??????????? ? `o<^m{ 4 3 5? ( / %t ? b?q n t n b y w???z 7 $ $ t ? b?q n t n j o w???z ? w y 6p n t n j o w???ts??b{ ? ? ??p 4 3 5e??? ?b? ?xz ??ou 4 3 5w 0?? g t x t? o f ? l ?b? ??? lom?\q?? y`o<^m{^?smqlh ??????????u ? ^??a?uk ??b{ n t ? ? r`h ? 4 3 5 ? t & ys ?^? - ab?h?z 4 3 5e?w0? q ?y?7 ?vthq o<^m q '?< { 0? q ?yua ts?qz ?lo m????t??ts?a?uk??b{ ????3???w ^ s . " 9 . " 9 x z ? ?^9 s c?p7q ew ?7t &b??ot ?-^?om?b{ ?ow? = c???? ?xz3aw * $w7 ??7 ?^ ?y c?????m ?yp???u c \b??os? ???3???? ? r`o<^m{ ??-?3?? ?c ___________________ 7 $ $ w ?m2?w! ? . " 9 . " 9 xz????z???? t| ?y ?<t??? 1 t??? ??? ??buz 7 $ $ w ?m2?w ` $s??? ?? ???? t 0`ox z $ 1 quk??b{ $ tz . " 9 . " 9 u????u c \` sm c?pw7 g????? 0???? ??w|????w?????`?b{\w ???xz ?m2?w?? 7 $ $ t o t^do^?? ?`h{?cz?mw????3?????? ?m ?yt???z?^?h ?iz ???? ??w|???? ?m ?y?p `?b{ ???xz????? c \`sm c?pw ?m 2?w 7 $ $ w?????tsz? a j $s7 g? ???`om?b{?????w gv^u ?c b?t hlo ????3?????^?t ? < z7 g?0? ?x ?<`?b{ . " 9 . " 9 w ?z a j $tx 7 $ $ w?????u ????3?????? n 7 ?<`z t ?<w ?txz???? c \`?d?{ 'w ????? 7 $ $ e?wpv?izxt ? ?z?\qt??z??????w 1 q?=p v?b{ max821/MAX822 ??|???????????? e? ? rpv? e? 1 ?yt?? _______________________________________________________________________________________ 5 300 250 0 1 10 100 1000 50 max821/822 fig-01 reset comparator overdrive, v th -v cc (mv) maximum transient duration ( m s) 100 150 200 t a = +25? $ ????? c \`sm7 g????? 0???|????? max821/MAX822 7 $ $ 7 ?p?s r r e e s s e e t t z? 7 $ $ u 7?<t ?<b?qz . " 9 w reset z?x ?v?3??`sxs?z|??s?ts??b{ \wh?z reset z?t ? ^?h????e??? w $ . 0 4? ? ??x ?? ?yt????`o `?m?b{ xw 1t| *%s?x 7 $ $ u 7?<t ?<b?q ?^`smh?z?rw??-?3?? pxe jts??d?{`t`z reset z?u 7?p ?pk?\qu ?as??-?3??pxz? ?? ?? reset t ? b?\qt??zmts? ?!??? ?v?????tv^?z reset ??t -?pv?b $ b { 3 w ? ?xkpxk?? d?{ a j $tx l p reset pwa ?yts?s m st gvxz f ????t???pv? st ?^x`?b{ . " 9 tmmo?z 3 & 4 & 5u 7 $ $ 7p?pk? \qua{^?? ?txz 7 $ $ ? w l w? ?? ???;b?\qu * ?^??b $ c { m2???e? ?w 1?w????? . p u p s p m btw ) $ 3 ? ? ? sw m2???e ? ?vw 1 xz . " 9 w??? z ?q ? b?\ qupv?b{?qyz . " 9 w reset z?u?? ts?z 1ufw z???t`?oqb?qz? ???u ?? y 6ts?\quk??b{\?? y tb?h?txz l w ?? . " 9 w reset z?q 1w??? * 0wt ? `o<^m $ {?hz w3a ? ?? z?b? ?xz . " 9 w 3 & 4 & 5 z?????`o<^m{ ?? ?c _____________________________ 5 3 " / 4 * 4 5 0 3 $ 0 6 / 5 ??|???????????? e? ? rpv? e? 1 ?yt?? 6 _______________________________________________________________________________________ 4.7k v cc gnd reset max821 reset v cc gnd m p buffer buffered reset to other system components $ m2??? * 0 ?vw 1?w????? r1 v cc v cc gnd max821 reset r1 v cc v cc gnd MAX822 reset a) b) $ 7 $ $ ?????p?s reset 3 & 4 & 5 max821/MAX822 ??|???????????? e? ? rpv? e? 1 ?yt?? _______________________________________________________________________________________ 7 4.0 ?.1 0.30 ?.05 0.8 ?.05 0.30r max. bo ko 2.2 ?.1 0.5 radius typical a0 4.0 ?.1 2.0 ?.05 1.5 +0.1/-0.0 diameter 1.75 ?.1 1.0 ?.1 a 8.0 ?.3 3.5 ?.05 1.0 minimum a am = ma an = ma ap = ma aq = ma ar = ma as = ma at = ma av ma ao = 3.1mm ?.1 bo = 2.7mm ?.1 ko = 1.2mm ?.1 x x x x lo co marking informatio note: dimensions are in mm. and follow eia481-1 standard. ics may also be marked with full part name: 811l, 811m ? a?t|??? __________________________________________________________________ ?3tpx ? .u?3t a ?p?q^?om?s???ws?w?;tmmoxh ??j?d?{s? ?????xt^? om?d?{ ?3tx 5's`ts?t|?7?!?b?vb?-y`?b{ 8 ___________________maxim integrated products, 120 san gabriel drive, sunnyvale, ca 94086 (408) 737-7600 1996 maxim integrated products is a registered trademark of maxim integrated products. max821/MAX822 ??|???????????? e? ? rpv? e? 1 ?yt?? 4-pin sot143 small-outline transistor package a a1 c d e e e1 b h i b1 millimeters inches min 0.787 0.025 0.356 0.762 0.086 2.667 1.194 1.778 1.803 2.083 0.102 max 1.194 0.127 0.559 0.965 0.152 3.048 1.397 2.032 2.007 2.489 0.305 min 0.031 0.001 0.014 0.030 0.0034 0.105 0.047 0.070 0.071 0.082 0.004 max 0.047 0.005 0.022 0.038 0.006 0.120 0.055 0.080 0.079 0.098 0.012 dim a a1 b b1 c d e e e1 h i 0?8 21-0052a ?-? ________________________________________________________________________ b eg 3 ? f? n y s b ? > ?o? ?? 5 & - ' " 9 |
Price & Availability of MAX822
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