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2-117 isd table 2-76: isd2560/75/90/120 product summary part number duration (seconds) input sample rate (khz) typical filter pass band (khz) ,6' ,6' ,6' ,6' *(1(5$/'(6&5,37,21 ,qirupdwlrq 6wrudjh 'hylfhvn ,6' &kls &rughu ? 6hulhv surylghv kljktxdolw\ vlqjohfkls 5hfrug3od\edfnvroxwlrqviruwrvhfrqg phvvdjlqj dssolfdwlrqv 7kh &026 ghylfhv lq foxghdqrqfklsrvfloodwruplfurskrqhsuhdp solilhu dxwrpdwlf jdlq frqwuro dqwldoldvlqj ilowhu vprrwklqjilowhuvshdnhudpsolilhudqgkljkghq vlw\ pxowlohyho vwrudjh duud\ ,q dgglwlrq wkh ,6' lv plfurfrqwuroohu frpsdwleoh doorzlqj frpsoh[ phvvdjlqj dqg dgguhvvlqj wr eh dfklhyhg 5hfruglqjv duh vwruhg lq rqfkls qrqyrodwloh phpru\ fhoov surylglqj ]hursrzhu phvvdjh vwrudjh7klvxqltxhvlqjohfklsvroxwlrqlvpdgh srvvleohwkurxjk,6'nvsdwhqwhgpxowlohyhovwrudjh whfkqrorj\ 9rlfh dqg dxglr vljqdov duh vwruhg gluhfwo\lqwrphpru\lqwkhluqdwxudoirupsurylglqj kljktxdolw\vrolgvwdwhyrlfhuhsurgxfwlrq )($785(6 ? (dv\wrxvhvlqjohfklsyrlfh5hfrug 3od\edfnvroxwlrq ? +ljktxdolw\qdwxudoyrlfhdxglruhsurgxfwlrq ? 0dqxdovzlwfkruplfurfrqwuroohufrpsdwleoh 3od\edfnfdqehhgjhruohyhodfwlydwhg ? 6lqjohfklsgxudwlrqvridqg vhfrqgv ? 'luhfwo\fdvfdgdeohiruorqjhugxudwlrqv ? $xwrpdwlf3rzhu'rzq3xvk%xwwrq0rgh C 6wdqge\fxuuhqw?$w\slfdo ? =hursrzhuphvvdjhvwrudjh C (olplqdwhvedwwhu\edfnxsflufxlwv ? )xoo\dgguhvvdeohwrkdqgohpxowlsoh phvvdjhv ? \hduphvvdjhuhwhqwlrqw\slfdo ,6'3urgxfwv sin g le-chip voice record/playback devices 60-, 75-, 90-, and 120-second durations
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-118 voice solutions in silicon ? '(7$,/(''(6&5,37,21 6shhfk6rxqg4xdolw\ 7kh ,6' 6hulhv lqfoxghv ghylfhv riihuhg dw dqg.+]vdpsolqjiuhtxhqflhv doorzlqjwkhxvhudfkrlfhrivshhfktxdolw\rs wlrqv,qfuhdvlqjwkhgxudwlrqzlwklqdsurgxfwvh ulhv ghfuhdvhv wkh vdpsolqj iuhtxhqf\ dqg edqgzlgwkzklfkdiihfwvvrxqgtxdolw\3ohdvhuh ihuwrwkh,6'3urgxfw6xppdu\wd eoh rq wkh suhylrxv sdjh wr frpsduh ilowhusdvv edqgdqgsurgxfwgxudwlrqv 7kh vshhfk vdpsohv duh vwruhg gluhfwo\ lqwr rq fkls qrqyrodwloh phpru\ zlwkrxw wkh gljlwl]dwlrq dqgfrpsuhvvlrqdvvrfldwhgzlwkrwkhuvroxwlrqv figure 2-33: isd2560/75/90/120 device block diagram ? .uhfrugf\fohvw\slfdo ? 2qfklsforfnvrxufh ? 3urjudpphuvxssruwirusod\rqo\dssolfdwlrqv ? 6lqjohyrowsrzhuvxsso\ ? $ydlodeohlqglhirup',362,&dqg7623 sdfndjlqj ? ,qgxvwuldowhpshudwxuhr?&wr?& yhuvlrqvdydlodeoh 'luhfwdqdorjvwrudjhsurylghvdyhu\wuxhqdwxudo vrxqglqj uhsurgxfwlrq ri yrlfh pxvlf wrqhv dqgvrxqghiihfwvqrwdydlodeohzlwkprvwvrolg vwdwhgljlwdovroxwlrqv 'xudwlrq 7r phhw hqg v\vwhp uhtxluhphqwv wkh ,6' 6hulhv riihuv vlqjohfkls vroxwlrqv dw dqg vhfrqgv3duwv pd\dovr eh fdvfdghg wrjhwkhuiruorqjhugxudwlrqv ((35206wrudjh 2qhriwkhehqhilwvri,6'nv&kls&rughuwhfkqrorj\ lvwkhxvhrirqfklsqrqyrodwlohphpru\surylg lqj]hursrzhuphvvdjhvwrudjh7khphvvdjhlv uhwdlqhgiruxswr\hduvw\slfdoo\zlwkrxwsrz hu ,q dgglwlrq wkh ghylfh fdq eh uhuhfrughg w\slfdoo\ryhuwlphv 0lfurfrqwuroohu,qwhuidfh ,q dgglwlrq wr lwv vlpsolflw\ dqg hdvh ri xvh wkh ,6'6hulhvlqfoxghvdoowkhlqwhuidfhvqhfhvvdu\ iru plfurfrqwuroohugulyhq dssolfdwlrqv 7kh dg guhvvdqgfrqwuroolqhvfdqehlqwhuidfhgwrdpl furfrqwuroohu dqg pdqlsxodwhg wr shuirup d ydulhw\ ri wdvnv lqfoxglqj phvvdjh dvvhpeo\ phvvdjh frqfdwhqdwlrq suhghilqhg il[hg phv vdjh vhjphqwdwlrq dqg phvvdjh pdqdjh phqw
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-119 isd 3urjudpplqj 7kh,6'6hulhvlvdovrlghdoirusod\edfnrqo\ dssolfdwlrqv zkhuh vlqjoh ru pxowlsoh phvvdjhv duhuhihuhqfhgwkurxjkexwwrqvvzlwfkhvrudpl furfrqwuroohu2qfhwkhghvluhgphvvdjhfrqilj xudwlrq lv fuhdwhg gxsolfdwhv fdq hdvlo\ eh jhqhudwhgylddq,6'surjudpphu 3,1'(6&5,37,216 9rowdjh,qsxwv9 &&$ 9 &&' 7rplqlpl]hqrlvhwkhdqdorjdqggljlwdoflufxlwv lqwkh,6'6hulhvghylfhvxvhvhsdudwhsrzhu exvvhv7khvhyrowdjhexvvhvduheurxjkwrxwwr vhsdudwh slqv dqg vkrxog eh wlhg wrjhwkhu dv forvhwrwkhvxsso\dvsrvvleoh,qdgglwlrqwkhvh vxssolhv vkrxog eh ghfrxsohg dv forvh wr wkh sdfndjhdvsrvvleoh *urxqg,qsxwv9 66$ 9 66' 7kh,6'6hulhvrighylfhvxwlol]hvvhsdudwhdq dorjdqggljlwdojurxqgexvvhv7khvhslqvvkrxog eh frqqhfwhg vhsdudwho\ wkurxjk d orzlpshg dqfhsdwkwrsrzhuvxsso\jurxqg7khedfnvlgh ri wkh glh lv frqqhfwhg wr 9 66 wkurxjk wkh vxe vwudwh uhvlvwdqfh ,q d fklsrqerdug ghvljq wkh glhdwwdfkduhdpxvwehfrqqhfwhgwr9 66 ruohiw iordwlqj 3rzhu'rzq,qsxw3' :khq qrw uhfruglqj ru sod\lqj edfn wkh 3' slq vkrxogehsxoohg+,*+wrsodfhwkhsduwlqdyhu\ orzsrzhuprghvhh, 6% vshflilfdwlrq:khq29) sxovhv /2: iru dq ryhuiorz frqglwlrq 3' vkrxog eheurxjkw+,*+wruhvhwwkhdgguhvvsrlqwhuedfn wrwkhehjlqqlqjriwkh5hfrug3od\edfnvsdfh 7kh3'slqkdvdgglwlrqdoixqfwlrqdolw\lqwkh0 3xvk%xwwrq2shudwlrqdo0rghghvfulehgodwhulq wkh2shudwlrqdo0rghvhfwlrq &kls(qdeoh,qsxw&( 7kh &( slq lv wdnhq /2: wr hqdeoh doo 3od\edfn dqg 5hfrug rshudwlrqv 7kh dgguhvv lqsxwv dqg 3od\edfn5hfrug lqsxw 35 duh odwfkhg e\ wkh idoolqjhgjhri&( &( kdvdgglwlrqdoixqfwlrqdolw\ lq wkh 0 3xvk%xwwrq 2shudwlrqdo 0rgh gh vfulehgodwhulqwkh2shudwlrqdo0rghvhfwlrq 3od\edfn5hfrug,qsxw35 7kh35 lqsxwlvodwfkhge\wkhidoolqjhgjhriwkh &( slq $ +,*+ ohyho vhohfwv d 3od\edfn f\foh zkloh d /2: ohyho vhohfwv d 5hfrug f\foh )ru d 5hfrugf\fohwkhdgguhvvlqsxwvsurylghwkhvwduw lqj dgguhvv dqg uhfruglqj frqwlqxhv xqwlo 3' ru &( lvsxoohg+,*+rudqryhuiorzlvghwhfwhglh wkhfklslvixoo:khqd5hfrugf\fohlvwhuplqdwhg e\ sxoolqj 3' ru &( +,*+ dq (qg2i0hvvdjh (20 pdunhu lv vwruhg dw wkh fxuuhqw dgguhvv lq phpru\)rud3od\edfnf\fohwkhdgguhvvlqsxwv surylgh wkh vwduwlqj dgguhvv dqg wkh ghylfh zloo sod\xqwlodq(20pdunhulvhqfrxqwhuhg7khgh ylfhfdqfrqwlqxhsdvwdq(20pdunhulqdqrs hudwlrqdo prgh ru li &( lvkhog/2:lqdgguhvv prgh 6hh sdjh iru pruh 2shudwlrqdo 0rghv (qg2i0hvvdjh5812xwsxw(20 $ qrqyrodwloh pdunhu lv dxwrpdwlfdoo\ lqvhuwhg dw wkh hqg ri hdfk uhfrughg phvvdjh ,w uhpdlqv wkhuhxqwlowkhphvvdjhlvuhfrughgryhu7kh(20 rxwsxwsxovhv/2:irudshulrgri7 (20 dwwkhhqg rihdfkphvvdjh ,qdgglwlrqwkh,6'6hulhvkdvdqlqwhuqdo9 && ghwhfw flufxlw wr pdlqwdlq phvvdjh lqwhjulw\ vkrxog9 && idooehorz9,qwklvfdvh(20 jrhv /2: dqg wkh ghylfh lv il[hg lq 3od\edfnrqo\ prgh :khq wkh ghylfh lv frqiljxuhg lq 2shudwlrqdo 0rgh03xvk%xwwrq0rghwklvslqsurylghvdq dfwlyh+,*+ 581 vljqdo lqglfdwlqj wkh ghylfh lv fxuuhqwo\uhfruglqjrusod\lqj7klvvljqdofdqfrq yhqlhqwo\ gulyh dq /(' iru d ylvxdo lqglfdwru ri d 5hfrugru3od\edfnrshudwlrqlqsurfhvv 2yhuiorz2xwsxw29) 7klv vljqdo sxovhv /2: dw wkh hqg ri phpru\ vsdfhlqglfdwlqjwkhghylfhkdvehhqiloohgdqg wkh phvvdjh kdv ryhuiorzhg 7kh 29) rxwsxw wkhqiroorzvwkh&( lqsxwxqwlod3'sxovhkdvuhvhw wkhghylfh7klvslqfdqehxvhgwrfdvfdghvhy hudo,6'ghylfhvwrjhwkhuwrlqfuhdvh5hfrug 3od\edfngxudwlrqv
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-120 voice solutions in silicon ? 0lfurskrqh,qsxw0,& 7khplfurskrqhlqsxwwudqvihuvlwvvljqdowrwkhrq fkls suhdpsolilhu $q rqfkls $xwrpdwlf *dlq &rqwuro $*& flufxlw frqwurov wkh jdlq ri wklv suhdpsolilhuiurprwrg%$qh[whuqdoplfur skrqhvkrxogeh$&frxsohgwrwklvslqylddvh ulhvfdsdflwru7khfdsdflwruydoxhwrjhwkhuzlwk wkhlqwhuqdo.rkpuhvlvwdqfhrqwklvslqghwhu plqhv wkh orziuhtxhqf\ fxwrii iru wkh ,6' 6hulhvsdvvedqg6hh&kdswhu$ssolfdwlrq,qiru pdwlrqirudgglwlrqdolqirupdwlrqrqorziuhtxhq f\fxwriifdofxodwlrq 0lfurskrqh5hihuhqfh,qsxw0,&5() 7kh0,&5()lqsxwlvwkhlqyhuwlqjlqsxwwrwkhpl furskrqhsuhdpsolilhu7klvsurylghvdqrlvhfdq fholqj ru frpprqprgh uhmhfwlrq lqsxw wr wkh ghylfh zkhq frqqhfwhg wr d gliihuhqwldo plfur skrqh $xwrpdwlf*dlq&rqwuro,qsxw$*& 7kh $*& g\qdplfdoo\ dgmxvwv wkh jdlq ri wkh suhdpsolilhuwrfrpshqvdwhiruwkhzlghudqjhri plfurskrqhlqsxwohyhov7kh$*&doorzvwkhixoo udqjhrizklvshuvwrorxgvrxqgvwrehuhfrughg zlwkplqlpdoglvwruwlrq7khodwwdfnpwlphlvghwhu plqhge\wkhwlphfrqvwdqwrid. w lqwhuqdouh vlvwdqfh dqg dq h[whuqdo fdsdflwru & rq wkh vfkhpdwlfrqsdjhfrqqhfwhgiurpwkh $*&slqwr9 66$ dqdorjjurxqg7khouhohdvhpwlph lvghwhuplqhge\wkhwlphfrqvwdqwridqh[whuqdo uhvlvwru5dqgdqh[whuqdofdsdflwru&frq qhfwhglqsdudoohoehwzhhqwkh$*&3lqdqg9 66$ dqdorj jurxqg 1rplqdo ydoxhv ri . w dqg ?)jlyhvdwlvidfwru\uhvxowvlqprvwfdvhv $qdorj2xwsxw$1$287 7klvslqsurylghvwkhsuhdpsolilhurxwsxwwrwkhxv hu 7kh yrowdjh jdlq ri wkh suhdpsolilhu lv ghwhu plqhge\wkhyrowdjhohyhodwwkh$*&slq figure 2-34: isd2560/75/90/120 device pinouts
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3urgxfw'dwd6khhwv ,6'3urgxfwv 2-126 voice solutions in silicon ? 6wuhvvhvderyhwkrvholvwhgpd\fdxvhshupdqhqw gdpdjhwrwkhghylfh([srvxuhwrwkhdevroxwh pd[lpxpudwlqjvpd\diihfwghylfhuholdelolw\ )xqfwlrqdorshudwlrqlvqrwlpsolhgdwwkhvh frqglwlrqv &dvhwhpshudwxuh 9 && 9 &&$ 9 &&' 9 66 9 66$ 9 66' table 2-80: absolute maximum ratings (packaged parts) 1 condition value -xqfwlrqwhpshudwxuh ?& 6wrudjhwhpshudwxuhudqjh r?&wr?& 9rowdjhdssolhgwrdq\slq 9 66 r9wr 9 && 9 9rowdjhdssolhgwrdq\slq ,qsxwfxuuhqwolplwhgwr? p$ 9 66 r9wr 9 && 9 /hdgwhpshudwxuhvroghulqjr vhfrqgv ?& 9 && r 9 66 r9wr9 table 2-81: operating conditions (packaged parts) condition value &rpphufldorshudwlqj whpshudwxuhudqjh ?&wr?& ,qgxvwuldorshudwlqj whpshudwxuhudqjh r?&wr?& 6xsso\yrowdjh9 && 9wr9 *urxqgyrowdjh9 66 9 figure 2-36: playback
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-127 isd 7\slfdoydoxhv#7 $ ?&dqg9 $oo0lq0d[olplwvduhjxdudqwhhge\,6'yldhohfwulfdowhvwlqjrufkdudfwhul]dwlrq1rwdoovshflilfdwlrqvduh whvwhg 9 &&$ dqg9 &&' frqqhfwhgwrjhwkhu ;&/.slqrqo\ table 2-82: dc parameters (packaged parts) symbol parameters min 2 typ 1 max 2 units conditions 9 ,/ ,qsxw/rz9rowdjh 9 9 ,+ ,qsxw+ljk9rowdjh 9 9 2/ 2xwsxw/rz9rowdjh 9 , 2/ p$ 9 2+ 2xwsxw+ljk9rowdjh 9 && r 9 , 2+ r?$ 9 2+ 29) 2xwsxw+ljk9rowdjh 9 , 2+ rp$ 9 2+ (20 2xwsxw+ljk9rowdjh 9 && r 9 && r 9 , 2+ rp$ , && 9 && &xuuhqw2shudwlqj p$ 5 (;7 , 6% 9 && &xuuhqw6wdqge\ ?$ , ,/ ,qsxw/hdndjh&xuuhqw ? ?$ , ,/3' ,qsxw&xuuhqw+,*+z3xoo 'rzq ?$ )rufh9 && 5 (;7 2xwsxw/rdg,pshgdqfh w 6shdnhu/rdg 5 0,& 3uhdps,q,qsxw5hvlvwdqfh . w 0,&dqg0,&5()3lqv 5 $8; $8;,13875hvlvwdqfh . w 5 $1$,1 $1$,1,qsxw5hvlvwdqfh . w $ 35( 3uhdps*dlq g% $*& 9 $ 35( 3uhdps*dlq r g% $*& 9 $ $8; $8;,163*dlq 99 $ $53 $1$,1wr63*dlq g% 5 $*& $*&2xwsxw5hvlvwdqfh . w
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-128 voice solutions in silicon ? table 2-83: ac parameters (packaged parts) symbol characteristic min 2 typ 1 max 2 units conditions ) 6 6dpsolqj)uhtxhqf\ ,6' ,6' ,6' ,6' .+] .+] .+] .+] ) &) )lowhu3dvv%dqg ,6' ,6' ,6' ,6' .+] .+] .+] .+] g%5roo2ii3rlqw g%5roo2ii3rlqw g%5roo2ii3rlqw g%5roo2ii3rlqw 7 5(& 5hfrug'xudwlrq ,6' ,6' ,6' ,6' ,6' ,6' vhf vhf vhf vhf vhf vhf &rpphufldo2shudwlrq ,qgxvwuldo2shudwlrq &rpphufldo2shudwlrq ,qgxvwuldo2shudwlrq &rpphufldo2shudwlrq &rpphufldo2shudwlrq 7 3/$< 3od\edfn'xudwlrq ,6' ,6' ,6' ,6' ,6' ,6' vhf vhf vhf vhf vhf vhf &rpphufldo2shudwlrq ,qgxvwuldo2shudwlrq &rpphufldo2shudwlrq ,qgxvwuldo2shudwlrq &rpphufldo2shudwlrq &rpphufldo2shudwlrq 7 &( &( 3xovh:lgwk qvhf 7 6(7 &rqwuro$gguhvv6hwxs7lph qvhf 7 +2/' &rqwuro$gguhvv+rog7lph qvhf 7 38' 3rzhu8s'hod\ ,6' ,6' ,6' ,6' ,6' ,6' pvhf pvhf pvhf pvhf pvhf pvhf &rpphufldo2shudwlrq ,qgxvwuldo2shudwlrq &rpphufldo2shudwlrq ,qgxvwuldo2shudwlrq &rpphufldo2shudwlrq &rpphufldo2shudwlrq 7 3'5 3'3xovh:lgwk5hfrug ,6' ,6' ,6' ,6' pvhf pvhf pvhf pvhf 7 3'3 3'3xovh:lgwk3od\ ,6' ,6' ,6' ,6' pvhf pvhf pvhf pvhf 7 3'6 3'3xovh:lgwk6wdwlf qvhf 7 3'+ 3rzhu'rzq+rog qvhf
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-129 isd 7\slfdoydoxhv#7 $ ?&dqg9 $oo0lq0d[olplwvduhjxdudqwhhge\,6'yldhohfwulfdowhvwlqjrufkdudfwhul]dwlrq1rwdoovshflilfdwlrqvduh whvwhg /rziuhtxhqf\fxwriighshqgvxsrqwkhydoxhrih[whuqdofdsdflwruvvhh3lq'hvfulswlrqv )urp$8;,1li$1$,1lvgulyhqdwp9sswkh3 287 p:w\slfdo :lwk. w vhulhvuhvlvwrudw$1$,1 7 3'6 lvuhtxluhggxulqjdvwdwlffrqglwlrqw\slfdoo\ryhuiorz 6dpsolqj)uhtxhqf\dqg3od\edfn'xudwlrqfdqydu\dvpxfkdv?ryhuwkhfrpphufldowhpshudwxuh udqjhdqgyrowdjhudqjhdqg?ryhuwkhlqgxvwuldowhpshudwxuhdqgyrowdjhudqjh)rujuhdwhuvwdelolw\dq h[whuqdoforfnfdqehxwlol]hgvhh3lq'hvfulswlrqv )lowhuvshflilfdwlrqdssolhvwrerwkwkhdqwldoldvlqjilowhudqgwkhvprrwklqjilowhu7khuhiruhiurplqsxwwrrxwsxw h[shfwdg%gurse\qdwxuhrisdvvlqjwkurxjkerwkilowhuv 7 (20 (203xovh:lgwk ,6' ,6' ,6' ,6' pvhf pvhf pvhf pvhf 7 29) 2yhuiorz3xovh:lgwk ?vhf 7+' 7rwdo+duprqlf'lvwruwlrq #.+] 3 287 6shdnhu2xwsxw3rzhu p: 5 (;7 w 9 287 9rowdjh$furvv6shdnhu3lqv 9srs 5 (;7 w 9 ,1 0,&,qsxw9rowdjh p9 3hdnwr3hdn 9 ,1 $1$,1,qsxw9rowdjh p9 3hdnwr3hdn 9 ,1 $x[,qsxw9rowdjh 9 3hdnwr3hdn 5 (;7 w table 2-83: ac parameters (packaged parts) symbol characteristic min 2 typ 1 max 2 units conditions
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-130 voice solutions in silicon ? 7<3,&$/3$5$0(7(59$5,$7,21:,7+92/7$*($1'7(03(5$785( 3$&.$*('3$576 graph 2-41: record mode operating current (i cc ) graph 2-42: total harmonic distortion graph 2-43: standby current (i sb ) graph 2-44: oscillator stability 9rowv 9rowv r 2shudwlqj&xuuhqwp$ 7hpshudwxuh& 9rowv 9rowv r 3hufhqw'lvwruwlrq 7hpshudwxuh& 9rowv 9rowv r 6wdqge\&xuuhqw?$ 7hpshudwxuh& 9rowv 9rowv r r r r r r 3hufhqw&kdqjh 7hpshudwxuh&
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-131 isd 6wuhvvhvderyhwkrvholvwhgpd\fdxvhshupdqhqw gdpdjhwrwkhghylfh([srvxuhwrwkhdevroxwh pd[lpxpudwlqjvpd\diihfwghylfhuholdelolw\ )xqfwlrqdorshudwlrqlvqrwlpsolhgdwwkhvh frqglwlrqv 9 && 9 &&$ 9 &&' 9 66 9 66$ 9 66' table 2-84: absolute maximum ratings (die) 1 condition value -xqfwlrqwhpshudwxuh ?& 6wrudjhwhpshudwxuhudqjh r?&wr?& 9rowdjhdssolhgwrdq\sdg 9 66 r 9wr 9 && 9 9rowdjhdssolhgwrdq\sdg ,qsxwfxuuhqwolplwhgwr? p$ 9 66 r9wr 9 && 9 9 && r 9 66 r9wr9 table 2-85: operating conditions (die) condition value &rpphufldorshudwlqj whpshudwxuhudqjh ?&wr?& 6xsso\yrowdjh9 && 9wr9 *urxqgyrowdjh9 66 9 table 2-86: dc parameters (die) symbol parameters min 2 typ 1 max 2 units conditions 9 ,/ ,qsxw/rz9rowdjh 9 9 ,+ ,qsxw+ljk9rowdjh 9 9 2/ 2xwsxw/rz9rowdjh 9 , 2/ p$ 9 2+ 2xwsxw+ljk9rowdjh 9 && r 9 , 2+ r?$ 9 2+ 29) 2xwsxw+ljk9rowdjh 9 , 2+ rp$ 9 2+ (20 2xwsxw+ljk9rowdjh 9 && r 9 && r 9 , 2+ rp$ , && 9 && &xuuhqw2shudwlqj p$ 5 (;7 , 6% 9 && &xuuhqw6wdqge\ ?$ , ,/ ,qsxw/hdndjh&xuuhqw ? ?$ , ,/3' ,qsxw&xuuhqw+,*+z3xoo 'rzq ?$ )rufh9 && 5 (;7 2xwsxw/rdg,pshgdqfh w 6shdnhu/rdg 5 0,& 3uhdps,q,qsxw5hvlvwdqfh . w 0,&dqg0,&5()3dgv 5 $8; $8;,1sxw5hvlvwdqfh . w 5 $1$,1 $1$,1,qsxw5hvlvwdqfh . w $ 35( 3uhdps*dlq g% $*& 9 $ 35( 3uhdps*dlq r g% $*& 9
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-132 voice solutions in silicon ? 7\slfdoydoxhv#7 $ ?&dqg9 $oo0lq0d[olplwvduhjxdudqwhhge\,6'yldhohfwulfdowhvwlqjrufkdudfwhul]dwlrq1rwdoovshflilfdwlrqvduh whvwhg 9 &&$ dqg9 &&' frqqhfwhgwrjhwkhu ;&/.sdgrqo\ $ $8; $8;,163*dlq 99 $ $53 $1$,1wr63*dlq g% 5 $*& $*&2xwsxw5hvlvwdqfh . w table 2-87: ac parameters (die) symbol characteristic min 2 typ 1 max 2 units conditions ) 6 6dpsolqj)uhtxhqf\ ,6' ,6' ,6' ,6' .+] .+] .+] .+] ) &) )lowhu3dvv%dqg ,6' ,6' ,6' ,6' .+] .+] .+] .+] g%5roo2ii3rlqw g%5roo2ii3rlqw g%5roo2ii3rlqw g%5roo2ii3rlqw 7 5(& 5hfrug'xudwlrq ,6' ,6' ,6' ,6' vhf vhf vhf vhf &rpphufldo2shudwlrq &rpphufldo2shudwlrq &rpphufldo2shudwlrq &rpphufldo2shudwlrq 7 3/$< 3od\edfn'xudwlrq ,6' ,6' ,6' ,6' vhf vhf vhf vhf &rpphufldo2shudwlrq &rpphufldo2shudwlrq &rpphufldo2shudwlrq &rpphufldo2shudwlrq 7 &( &( 3xovh:lgwk qvhf 7 6(7 &rqwuro$gguhvv6hwxs7lph qvhf 7 +2/' &rqwuro$gguhvv+rog7lph qvhf 7 38' 3rzhu8s'hod\ ,6' ,6' ,6' ,6' pvhf pvhf pvhf pvhf &rpphufldo2shudwlrq &rpphufldo2shudwlrq &rpphufldo2shudwlrq &rpphufldo2shudwlrq table 2-86: dc parameters (die) symbol parameters min 2 typ 1 max 2 units conditions
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-133 isd 7\slfdoydoxhv#7 $ ?&dqg9 $oo0lq0d[olplwvduhjxdudqwhhge\,6'yldhohfwulfdowhvwlqjrufkdudfwhul]dwlrq1rwdoovshflilfdwlrqvduh whvwhg /rziuhtxhqf\fxwriighshqgvxsrqwkhydoxhrih[whuqdofdsdflwruvvhh3lq'hvfulswlrqv )urp$8;,1li$1$,1lvgulyhqdwp9sswkh3 287 p:w\slfdo :lwk. w vhulhvuhvlvwrudw$1$,1 7 3'6 lvuhtxluhggxulqjdvwdwlffrqglwlrqw\slfdoo\ryhuiorz 6dpsolqj)uhtxhqf\dqg3od\edfn'xudwlrqfdqydu\dvpxfkdv?ryhuwkhfrpphufldowhpshudwxuh udqjhdqgyrowdjhudqjh)rujuhdwhuvwdelolw\dqh[whuqdoforfnfdqehxwlol]hgvhh3lq'hvfulswlrqv )lowhuvshflilfdwlrqdssolhvwrwkhdqwldoldvlqjilowhudqgwkhvprrwklqjilowhu 7 3'5 3'3xovh:lgwk5hfrug ,6' ,6' ,6' ,6' pvhf pvhf pvhf pvhf 7 3'3 3'3xovh:lgwk3od\ ,6' ,6' ,6' ,6' pvhf pvhf pvhf pvhf 7 3'6 3'3xovh:lgwk6wdwlf qvhf 7 3'+ 3rzhu'rzq+rog qvhf 7 (20 (203xovh:lgwk ,6' ,6' ,6' ,6' pvhf pvhf pvhf pvhf 7 29) 2yhuiorz3xovh:lgwk ?vhf 7+' 7rwdo+duprqlf'lvwruwlrq #.+] 3 287 6shdnhu2xwsxw3rzhu p: 5 (;7 w 9 287 9rowdjh$furvv6shdnhu3lqv 9srs 5 (;7 w 9 ,1 0,&,qsxw9rowdjh p9 3hdnwr3hdn 9 ,1 $1$,1,qsxw9rowdjh p9 3hdnwr3hdn 9 ,1 $x[,qsxw9rowdjh 9 3hdnwr3hdn 5 (;7 w table 2-87: ac parameters (die) symbol characteristic min 2 typ 1 max 2 units conditions
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-134 voice solutions in silicon ? 7<3,&$/3$5$0(7(59$5,$7,21:,7+92/7$*($1'7(03(5$785( ',( graph 2-45: record mode operating current (i cc ) graph 2-46: total harmonic distortion graph 2-47: standby current (i sb ) graph 2-48: oscillator stability 9rowv 9rowv 9rowv 2shudwlqj&xuuhqwp$ 7hpshudwxuh& 9rowv 9rowv 9rowv 3hufhqw'lvwruwlrq 7hpshudwxuh& 9rowv 9rowv 9rowv 6wdqge\&xuuhqw?$ 7hpshudwxuh& 9rowv 9rowv 9rowv r r r r r 3hufhqw&kdqjh 7hpshudwxuh&
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-135 isd figure 2-37: isd2560/75/90/120 application exampledesign schematic 127( ,ighvluhgslq3',3sdfndjhpd\ehohiwxqfrqqhfwhgplfurskrqhsuhdpsolilhuqrlvhzlooehkljkhu,q wklvfdvhslqpxvwqrwehwlhgwrdq\rwkhuvljqdoruyrowdjh$gglwlrqdoghvljqh[dpsohvfkhpdwlfvduh surylghglqwkh$ssolfdwlrq1rwhvlqwklverrn table 2-88: application examplebasic device control control step function action 3rzhuxsfklsdqgvhohfw5hfrug3od\edfnprgh 3' /2:35 $vghvluhg 6hwphvvdjhdgguhvviru5hfrug3od\edfn 6hwdgguhvvhv$r$ $ %hjlq3od\edfn 35 +,*+&( 3xovhg/2: % %hjlq5hfrug 35 /2:&( /2: $ % (qg3od\edfn (qg5hfrug $xwrpdwlf 3'ru&( +,*+
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-136 voice solutions in silicon ? (;3/$1$7,21 ,qwklvvlpsolilhgeorfngldjudpridplfurfrqwuro ohudssolfdwlrqwkh3xvk%xwwrqprghdqgphv vdjhfxhlqjduhxvhg7khplfurfrqwuroohulvd slqyhuvlrqzlwkhqrxjksruwslqviruexwwrqvdq /('dqgwkh,6'6hulhvghylfh7khvriwzduh fdqehzulwwhqwrxvhwkuhhexwwrqvrqhhdfkiru sod\dqguhfrugdqgrqhiruphvvdjhvhohfwlrq %hfdxvh wkh plfurfrqwuroohu lv lqwhusuhwlqj wkh exwwrqv dqg frppdqglqj wkh ,6' ghylfh vriwzduhfdqehzulwwhqirudq\ixqfwlrqvghvluhg lqdsduwlfxodudssolfdwlrq note ,6' grhv qrw uhfrpphqg frqqhfwlqj dgguhvvolqhvgluhfwo\wrdplfursurfhvvru exv $gguhvv olqhv vkrxog eh h[whuqdoo\ odwfkhg table 2-89: application examplepassive component functions part function comments 5 0lfurskrqhsrzhuvxsso\ ghfrxsolqj 5hgxfhvsrzhuvxsso\qrlvh 5 5hohdvhwlphfrqvwdqw 6hwvuhohdvhwlphiru$*& 55 0lfurskrqheldvlqjuhvlvwruv 3urylghveldvlqjiruplfurskrqhrshudwlrq 5 6hulhvolplwlqjuhvlvwru 5hgxfhvohyhowrsuhyhqwglvwruwlrqdwkljkhuvxsso\ yrowdjhv 5 6hulhvolplwlqjuhvlvwru 5hgxfhvohyhowrkljkvxsso\yrowdjhv && 0lfurskrqh'&reorfnlqjfdsdflwru /rziuhtxhqf\fxwrii 'hfrxsohvplfurskrqheldviurpfkls3urylghvvlqjoh srohorziuhtxhqf\fxwriidqgfrpprqprghqrlvh uhmhfwlrq & $wwdfn5hohdvhwlphfrqvwdqw 6hwvdwwdfnuhohdvhwlphiru$*& & /rziuhtxhqf\fxwriifdsdflwru 3urylghvdgglwlrqdosrohiruorziuhtxhqf\fxwrii & 0lfurskrqhsrzhuvxsso\ ghfrxsolqj 5hgxfhvsrzhuvxsso\qrlvh &&& 3rzhuvxsso\fdsdflwruv )lowhudqge\sdvvrisrzhuvxsso\
2C137 3urgxfw'dwd6khhwv ,6'3urgxfwv isd figure 2-38: isd2560/75/90/120 application examplemicrocontroller/isd2500 interface
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-138 voice solutions in silicon ? figure 2-39: isd2500 application example push-button 127( )rupruhghwdlovsohdvhuhihuwr&+$37(5$ssolfdwlrq,qirupdwlrq table 2-90: application examplepush-button control control step function action 6hohfw5hfrug3od\edfnprgh 35 $vghvluhg $ % %hjlq3od\edfn %hjlq5hfrug 35 +,*+ &( 3xovhg/2: 35 /2: &( 3xovhg/2: 3dxvh5hfrugru3od\edfn &( 3xovhg/2: $ % (qg3d\edfn (qg5hfrug $xwrpdwlfdw(20pdunhuru 3' 3xovhg+,*+ 3' 3xovhg+,*+
2C139 3urgxfw'dwd6khhwv ,6'3urgxfwv isd table 2-91: application examplepassive component functions part function comments 5 5hohdvhwlphfrqvwdqw 6hwvuhohdvhwlphiru$*& 5 6hulhvolplwlqjuhvlvwru 5hgxfhvohyhowrsuhyhqwglvwruwlrqdw kljkhuvxsso\yrowdjhv 55 3xooxsdqgsxoogrzquhvlvwruv 'hilqhvvwdwlfvwdwhrilqsxwv &&& 3rzhuvxsso\fdsdflwruv )lowhuvdqge\sdvvrisrzhuvxsso\ & $wwdfn5hohdvhwlphfrqvwdqw 6hwvdwwdfnuhohdvhwlphiru$*& & /rziuhtxhqf\fxwriifdsdflwru 3urylghvdgglwlrqdosrohiruorz iuhtxhqf\fxwrii table 2-92: push-button parameters symbol characteristic min typ 1 max units conditions 7 &( &( 3xovh:lgwk>6wduw3dxvh@ qvhf 7 6(7 &rqwuro$gguhvv6hwxs7lph qvhf 7 38' 3rzhu8s'hod\ ,6' ,6' ,6' ,6' pvhf pvhf pvhf pvhf 7 3' 3'3xovh:lgwk>6wrs5hvhw@ qvhf 7 581 &( wr(20 +,*+ qvhf 7 3$86( &( wr(20 /2: qvhf 7 '% &( +,*+'herxqfh ,6' ,6' ,6' ,6' pvhf pvhf pvhf pvhf
2C140 3urgxfw'dwd6khhwv ,6'3urgxfwv voice solutions in silicon? 7,0,1*',$*5$06 figure 2-40: push-button mode record figure 2-41: push-button mode playback $$dqg$ irusxvkexwwrqrshudwlrq 7khiluvw&( /2:sxovhshuirupvd6wduwixqfwlrq 7khsduwzlooehjlqwrsod\ruuhfrugdiwhudsrzhuxsghod\7 38' 7khsduwpxvwkdyh&( +,*+irudgherxqfhshulrg7'%ehiruhlwzloouhfrjql]hdqrwkhuidoolqjhgjhri&( dqg sdxvh 7khvhfrqg&( /2:sxovhdqghyhu\hyhqsxovhwkhuhdiwhushuirupvd3dxvhixqfwlrq $jdlqwkhsduwpxvwkdyh&( +,*+irudgherxqfhshulrg7'%ehiruhlwzloouhfrjql]hdqrwkhuidoolqjhgjhri &( zklfkzrxoguhvwduwdqrshudwlrq,qdgglwlrqwkhsduwzlooqrwgrdqlqwhuqdosrzhugrzqxqwlo&( lv+,*+iru wkh7'%wlph 7khwklug&( /2:sxovhdqghyhu\rggsxovhwkhuhdiwhushuirupvd5hvxphixqfwlrq $wdq\wlphd+,*+ohyhorq3'zloovwrswkhfxuuhqwixqfwlrquhvhwwkhdgguhvvfrxqwhudqgsrzhugrzqwkh ghylfh
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-141 isd 25'(5,1*,1)250$7,21 3urgxfw1xpehu'hvfulswru.h\ :khqrughulqj,6'surgxfwvsohdvhuhihuwrwkhiroorzlqjydolgsduwqxpehuv 127( 7khdvwhulvn lqglfdwhvdgydqfhlqirupdwlrq )ruwkhodwhvwsurgxfwlqirupdwlrqdffhvv,6'nvzruogzlghzhevlwhdwkwwszzzlvgfrp part number part number part number part number ,6'* ,6'* ,6'* ,6'* ,6'*, ,6'*, ,6'3 ,6'3 ,6'3 ,6'3 ,6'6 ,6'; ,6'3, ,6'3, ,6'7 ,6'6 ,6'6 ,6'; ,6'6, ,6'6, ,6'7 ,6'7 ,6'7, ,6'7, ,6'; ,6'; ,6'bbbb qg*hqhudwlrq 9rowv 'xudwlrq 6hfrqgv 6hfrqgv 6hfrqgv 6hfrqgv 6shfldo7hpshudwxuh)lhog %odqn &rpphufldo3dfndjhg?&wr?& ru &rpphufldo'lh?&wr?& , ,qgxvwuldor?&wr?& 3dfndjh7\sh * /hdg,qfk6pdoo2xwolqh,qwhjudwhg &lufxlw62,& 3 /hdg,qfk3odvwlf'xdo,q/lqh 3dfndjh3',3 6 /hdg,qfk6pdoo2xwolqh,qwhjudwhg &lufxlw62,& 7 /hdg[pp7klq6pdoo2xwolqh3dfndjh 7623 ; 'lh
3urgxfw'dwd6khhwv ,6'3urgxfwv 2-142 voice solutions in silicon ?

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