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asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 1 - ?t ?v ak4382a ??f?b?w?^???i?[?f?b?i?@??p??r?x?g?p?t?h?[?}???x?e?????? 24 ?r?b?g dac ????b d s ???2 ??????c?h?_?c?i?~?b?n?????w?e??????v?j?-??a?h?o???x?g?e?}???`?r?b?g?????e??p????? ??b?????|?x?g?t?b???^???x?c?b?`?g?l???p?v?^?t?b???^ (scf) ?e??p??????a?n???b?n?w?b?^ ???????x?????e??p????b?t???v?????o???[?g? 216khz ?????????????a dvd, ac - 3 ?a???v?? ??v?x?e??????k????b ak4382a ? ????^ 16pin tssop ?p?b?p?[?w?????3??a???a?x?y?[?x?e???? ???b ? ? o ?t???v?????o???[?g : 8khz ~ 216khz o 128 ?{?i?[?o?t???v?????o?i???????[?h?j o 64 ?{?i?[?o?t???v?????o?i 2 ?{?????[?h?j o 32 ?{?i?[?o?t???v?????o?i 4 ?{?????[?h?j o 24 ?r?b?g 8 ?{ fir ?f?b?w?^???t?b???^??? o scf ??? o ?f?b?w?^???f?b?g???t?@?v?x??? (32khz, 44.1khz, 48khz ???? ) o ?\?t?g?~???[?g??? o ?f?b?w?^?? att (256 ?x?e?b?v ) o ?f?b?w?^?? i/f ?t?h?[?}?b?g : 24 ?r?b?g?o?l?? , 24/20/16 ?r?b?g???l?? , i 2 s o ?}?x?^?n???b?n : 256fs, 384fs, 512fs or 768fs ?i???????[?h?j 128fs, 192fs, 256fs or 384fs ?i 2 ?{?????[?h?j 128fs or 192fs ?i 4 ?{?????[?h?j o thd+n: - 94db o dynamic range: 112db o ?-?w?b?^??? o ?d?1?d?3 : 4.75 ~ 5.25v o ????^?p?b?p?[?w : 16pin tsso p (6.4mm x 5.0mm) lrck bick sdti audio data interface mclk pdn d s modulator aoutl+ 8x interpolator scf aoutr+ scf vdd vss de-emphasis control p interface clock divider csn cclk cdti dzfr d s modulator 8x interpolator aoutl- aoutr- dzfl 112db 192khz 24 - bit 2ch d s dac ak4382a
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 2 - n ?i?[?_?????o?k?c?h AK4382AVT - 40 ~ +85 c 16pin tssop (0.65mm pitch) akd4382 ak4382a ?p?]???{?[?h n ?s???z?u 1 mclk lrck bick csn cclk cdti top view 2 3 4 5 6 7 8 dzfl dzfr vss vdd aoutl+ aoutl- aoutr+ aoutr- 16 15 14 13 12 11 10 9 pdn sdti ?s???^?@?\ no. pin name i/o function 1 mclk i master clock input pin an external ttl clock should be input on this pin. 2 bick i audio serial data clock pin 3 sdti i audio serial data input pin 4 lrck i l/r clock pin 5 pdn i power - down mode pin when at ? l ? , the ak4382a is in the power - down mode and is held in reset. the ak4382a should always be reset upon power - up. 6 csn i chip select pin 7 cclk i control data input pin 8 cdti i control data input pin 9 aoutr - o rch negative analog output pin 10 aoutr+ o rch positive analog output pin 11 aoutl - o lc h negative analog output pin 12 aoutl+ o lch positive analog output pin 13 vss - ground pin 14 vdd - power supply pin 15 dzfr o rch data zero input detect pin 16 dzfl o lch data zero input detect pin note: all input pins should not be left floating.
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 3 - ?a????????i (vss =0v ; note 1) parameter symbol min max units power suppl y vdd - 0.3 6.0 v input current (any pins except for supplies) iin - 10 ma input voltage vind - 0.3 vdd +0.3 v ambient operating temperature ta - 4 0 85 c storage temperature tstg - 65 150 c note : 1 . ?d?3??????o?????h?s????????l????b ??? : ???l?e??|???e?????g?p???????a?f?o?c?x?e?j???????a??????b ???????????????3???1???b ???????e?? ( vss=0v ; note 1) parameter symbol min typ max units power supply vdd 4.75 5.0 5.25 v ??? : ?{?f?[?^?v?[?g??l??3??????e????o??2?g?p????????a???e?????c?????????????\?a ?2????o?3??b
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 4 - ?a?i???o??? ( ??l????????a ta = 25 c ; vdd = 5.0 v ; fs = 4 4.1k hz ; bick = 64fs; signal frequency = 1khz ; 24bit input data; measurement frequency = 20hz ~ 20khz; r l 3 2k w ) parameter min typ max units resolution 24 bits dynamic characteristics (note 3) fs=44.1khz bw=20khz 0dbfs - 60dbfs - 94 - 48 - 86 - db db fs=96khz bw=40khz 0dbfs - 60dbfs - 92 - 45 - 84 - db db thd+n fs=192khz bw=40khz 0dbfs - 60dbfs - 92 - 45 - - db db dynamic range ( - 60dbfs with a - weighted) (note 4) 102 112 db s/n (a - weighted) (note 5) 102 112 db interchannel isolation (1khz) 90 110 db interchannel gain mismatch 0.2 0.5 db dc accuracy gain drift 100 - ppm/ c output voltage (note 6) 2.55 2.75 2.95 vpp load resistance (note 7) 2 k w power supplies power supply current (vdd) normal operation (pdn = ? h ? , fs 96khz ) norma l operation (pdn = ? h ? , fs=192khz ) power - down mode (pdn = ? l ? ) (note 8) 20 25 10 34 42 100 ma ma a notes: 3. audio precision (syst em two) ?g?p?b?a??????]???{?[?h??}?j???a???e?q???o?3??b 4. 100db at 16bit data. 5. s/n ??????r?b?g?????????1???b 6. ?t???x?p?[???d?3 (0db) ?b?o??d?3? vdd ??d?3????????b aout (typ.@0db) = (aout+) - (aout - ) = 2. 75 vpp vdd /5 ?b 7. ac ??????????b dc ????a????????s k w ?b 8. ?n???b?n (mclk, bick, lrck) ?e??t?s?f?b?w?^?????s?? ?e vdd ???? vss ??? ???????? ?l?? ??b
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 5 - ?v???[?v???[???i?t?e?t?b???^??? ( ta = 25 c ; vdd = 4.75 ~ 5.25 v ; fs = 4 4.1k hz ; dem = off; slow = ? 0 ? ) parameter symbol min typ max units digital filter passband 0.05db (note 9) - 6.0db pb 0 - 22.05 20.0 - khz k hz stopband (note 9) sb 24.1 khz passband ripple pr 0.02 db stopband attenuation sa 54 db group delay (note 10) gd - 19.3 - 1/fs digital filter + scf frequency response 20.0khz 40.0khz 80.0khz fs=44.1khz fs=96khz fs=192khz fr fr fr - - - 0.2 0.3 +0/ - 0.6 - - - db db db note s: 9. ??????a?j?~?????g??? fs ( ?v?x?e???t???v?????o???[?g ) ??????a pb=0.4535*fs(@ 0.05db) ?a sb=0.546*fs ????b 10. ?f?b?w?^???t?b???^???????z?x?????a 16/24 ?r?b?g?f?[?^?a?????w?x?^??z?b?g?3????????a ?i?? ?o?m???a?o??3??????????????b ?x???[???[???i?t?e?t?b???^??? (ta = 25 c ; avdd, dvdd = 4.75~5.25v; fs = 44.1 khz; dem = off; slow = ? 1 ?) parameter symbol min typ max units digital filter passband 0.04db (note 11) - 3.0db pb 0 - 18.2 8.1 - khz khz stopband (n ote 11) sb 39.2 khz passband ripple pr 0.005 db stopband attenuation sa 72 db group delay (note 10) gd - 19.3 - 1/fs digital filter + scf frequency response 20.0khz 40.0khz 80.0khz fs=44.khz fs=96khz fs=192khz fr f r fr - - - +0/ - 5 +0/ - 4 +0/ - 5 - - - db db db note: 11 . the passband and stopband frequencies scale with fs. for example, pb = 0. 185 fs (@ 0.0 4 db), sb = 0. 888 fs. dc ??? ( ta = 25 c ; vdd = 4.75 ~ 5.25 v ) parameter symbol min typ max units hig h - level input voltage low - level input voltage vih vil 2.2 - - - - 0.8 v v high - level output voltage (iout = - 80 a) low - level output voltage (iout = 80 a) voh vol vdd - 0.4 - - - 0.4 v v input leakage current iin - - 10 a
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 6 - ?x?c?b?`???o??? ( ta = 25 c ; vdd = 4.75 ~ 5.25 v ; c l = 20pf) parameter symbol min typ max units master clock frequency duty cycle fclk dclk 2.048 40 11.2896 41.472 6 0 mhz % lrck frequency normal speed mode double speed mode quad speed mode duty cycle fsn fsd fsq duty 8 60 120 45 54 108 216 55 khz khz khz % audio interface timing bick period normal speed mode double/quad speed mode bick pulse width low pulse width high bick ? - ? to lrck edge (note 12) lrck edge to bick ? - ? (note 12 ) sdti hold time sdti setup time tbck tbck tbckl tbckh tblr tlrb tsdh tsds 1/128fs 1/64fs 30 30 20 20 20 20 ns ns ns ns ns ns ns ns control interface timing cclk period cclk pulse width low pu lse width high cdti setup time cdti hold time csn high time csn ? ? to cclk ? - ? cclk ? - ? to csn ? - ? tcck tcckl tcckh tcds tcdh tcsw tcss tcsh 200 80 80 40 40 150 50 50 ns ns ns ns ns ns ns ns reset timing pdn pulse width (note 13) tpd 150 ns no te s: 12. ???k?i?l? lrck ??g?b?w?? bick ? ? - ? ?a?d??????????k????????b 13. ?d?1?????? pdn ?e ? l ? ???? ? h ? ???????????z?b?g?a????????b
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 7 - n ?^?c?~???o?g?` 1/fclk tclkl vih tclkh mclk vil dclk =tclkh x fclk, tclkl x fclk 1/fs vih lrck vil tbck tbckl vih tbckh bick vil clock timing tlrb lrck vih bick vil tsds vih sdti vil tsdh vih vil tblr serial interface timing
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 8 - tcss csn vih cclk vil vih cdti vil vih vil c1 c0 r/w a4 tcckl tcckh tcds tcdh write command input timing csn vih cclk vil vih cdti vil vih vil d3 d2 d1 d0 tcsw tcsh write data input timing tpd vil pdn power - down timing
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 9 - ?@?\??? n ?v?x?e???n???b?n ?k?v??n???b?n??a mclk, lrck, bick ????b?}?x?^?n???b?n (mclk) ???t???v?????o?n???b?n (lrck) ??? ???k?v???????a????e????1??k?v??????1???b mclk ??c???^?|?|???[?v?????t?b???^?? d s ???2? ??g?p?3????b mclk ??g???e?y??????@???????w?x?^???y??????@ (manual setting mode) ???f?o?c ?x??????????y??????@ (auto setting mode) ??q?a?a??????b manual sett ing mode (acks = ? 0 ? : register 00h) ????a dfs0/1 ???t???v?????o?x?s?[?h?a?y??3? (table 1) ?a?e?x?s?[?h??? mclk ??g????????y??3??? (table 2 ~ 4) ?b???z?b?g?e???? (pdn = ? - ? ) ? auto setting mode ??y??3????b auto setting mode (acks = ? 1 ? : default) ????a?t???v?????o?x?s?[?h?? mclk ??g??????????o?3? (table 5) ?a????n???b?n??k?????g?? (table 6) ??????y??3???????a dfs0/1 ??y???s?v????b ????? (pdn = ?h? ) ??a?e?o???n???b?n (mclk, bick, lrck) ?e?~?????????1???b??????n???b?n?a?????3 ???????a?????_?c?i?~?b?n????w?b?n?e?g?p??????????a???d???a????a????a??????a?\???a ??????b?n???b?n?e?~????????p???[?_?e????? (pdn = ? l ? ) ?????o?3??b?d?1 on ??????z?b?g?e???? (pdn = ? - ? ) ? mclk, lrck ?a???3??????p???[?_?e?????????b dfs1 d fs0 sampling rate (fs) 0 0 normal speed mode 8khz ~ 54khz default 0 1 double speed mode 60khz ~ 108khz 1 0 quad speed mode 120khz ~ 216khz table 1. ?t???v?????o?x?s?[?h (manual setting mode) lrck mclk bick fs 256fs 384fs 512fs 768fs 64fs 32.0khz 8.1920mhz 12.28 80mhz 16.3840mhz 24.5760mhz 2.0480mhz 44.1khz 11.2896mhz 16.9344mhz 22.5792mhz 33.8688mhz 2.8224mhz 48.0khz 12.2880mhz 18.4320mhz 24.5760mhz 36.8640mhz 3.0720mhz table 2. ?v?x?e???n???b?n? (normal speed mode ?? manual setting mode) lrck mclk bick fs 128fs 192 fs 256fs 384fs 64fs 88.2khz 11.2896mhz 16.9344mhz 22.5792mhz 33.8688mhz 5.6448mhz 96.0khz 12.2880mhz 18.4320mhz 24.5760mhz 36.8640mhz 6.1440mhz table 3. ?v?x?e???n???b?n? (double speed mode ?? manual setting mode) lrck mclk bick fs 128fs 192fs 64fs 176.4khz 22.5792mhz 33.8688mhz 11.2896mhz 192.0khz 24.5760mhz 36.8640mhz 12.2880mhz table 4. ?v?x?e???n???b?n? (quad speed mode ?? manual setting mode)
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 10 - mclk sampling speed 512fs 768fs normal 256fs 384fs double 128fs 192fs quad table 5. ?t???v?????o?x?s?[?h (auto setting mode : default) lrck mclk (mhz) fs 128fs 192fs 256fs 384fs 512fs 768fs sampling speed 32.0khz - - - - 16.3840 24.5760 44.1khz - - - - 22.5792 33.8688 48.0khz - - - - 24.5760 36.8640 normal 88.2khz - - 22.5792 33.8688 - - 96.0khz - - 24.5760 36 .8640 - - double 176.4khz 22.5792 33.8688 - - - - 192.0khz 24.5760 36.8640 - - - - quad table 6. ?v?x?e???n???b?n? (auto setting mode) n ?i?[?f?b?i ?v???a???c???^?t?f?[?x?t?h?[?}?b?g ?i?[?f?b?i?f?[?^? bick ?? lrck ?e?g??? sdti ???????3????b 5 ??t??t?h?[?}?b?g (table 7) ?a dif0 - 2 ???i?e???????b?s???[?h??? msb ?t?@?[?x?g?a 2 ? s ?r?? ?v???????g??f?[?^?t?h?[?}?b?g?? bick ???????a ??????b?`?3????b mode 2 ?e 16/20 ?r?b?g???g????????f?[?^??? lsb ?? ? 0 ? ?e??????o?3??b mode dif2 dif1 dif0 sdti format bick figure 0 0 0 0 16bit ???l?? 3 32fs figure 1 1 0 0 1 20bit ???l?? 3 40fs figure 2 2 0 1 0 24bit ?o?l?? 3 48fs figure 3 default 3 0 1 1 24b it i 2 s ?y? 3 48fs figure 4 4 1 0 0 24bit ???l?? 3 48fs figure 2 table 7. ?i?[?f?b?i?f?[?^?t?h?[?}?b?g
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 11 - sdti bick lrck sdti 15 14 6 5 4 bick 0 1 10 11 12 13 14 15 0 1 10 11 12 13 14 15 0 1 3 2 1 0 15 14 (32fs) (64fs) 0 14 1 15 16 17 31 0 1 14 15 16 17 31 0 1 15 14 0 15 14 0 mode 0 don ? t care don ? t care 15:msb, 0:lsb mode 0 15 14 6 5 4 3 2 1 0 lch data rch data figure 1. mode 0 timing sdti lrck bick (64fs) 0 9 1 10 11 12 31 0 1 9 10 11 12 31 0 1 19 0 19 0 mode 1 don ? t care don ? t care 19:msb, 0:lsb sdti mode 4 23:msb, 0:lsb 20 19 0 20 19 0 don ? t care don ? t care 22 21 22 21 lch data rch data 8 23 23 8 figure 2. mode 1,4 timing lrck bick (64fs) sdti 0 22 1 2 24 31 0 1 31 0 1 23:msb, 0:lsb 22 1 0 don ? t care 23 lch data rch data 23 30 22 2 24 23 30 22 1 0 don ? t care 23 22 23 figure 3. mode 2 timing
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 12 - lrck bick (64fs) sdti 0 3 1 2 24 31 0 1 31 0 1 23:msb, 0:lsb 22 1 0 don ? t care 23 lch data rch data 23 25 3 2 24 23 25 22 1 0 don ? t care 23 23 figure 4. mode 3 timing n ?f?b?g???t?@?v?x?t?b???^ iir ?t?b???^???? 3 ??g?? (32khz, 44.1khz, 48khz) ??????f?b?g???t?@?v?x?t?b???^ (50/15 m s ??? ) ?e??????? ???b double speed mode, quad speed mode ??????a?f?b?g???t?@?v?x?t?b???^? off ????b dem1 dem0 mode 0 0 44.1khz 0 1 off default 1 0 48khz 1 1 32khz table 8 . ?f?b?g???t?@?v?x?r???g???[?? ( normal speed mode) n ?o??{?????[?? ak4382a ? mute ?e??t???j?a?x?e?b?v?a 256 ???x????`???l??????f?b?w?^???o??{?????[???i att ?j?e??? ????b???{?????[??? dac ??o?i???????f?[?^?e 0db ???? - 48db ????a?e?l?[?v?????a?????~???[?g ????b?y??l????j???\?t?g?j?????b?]????a?j?????x?c?b?`???o?m?c?y??-?????1???b 1 ???x???? ???????????j??????? 256 ?? ?x???s???j??????e table 9 ??|????b ?j????? sampling speed 1 level 255 to 0 normal speed mode 4lrck 1020lrck double speed mode 8lrck 2040lrck quad speed mode 16lrck 4080lrck table 9 . att ?j?????
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 13 - n ?[?????o?@?\ ak4382a ??`???l???????[?????o?@?\?e???????b?e?`???l??????f?[?^?a 8192 ???a???? ?0? ?????a?e ?`???l?? ? dzf ?s???a???? ? h ? ??????b??????e?`???l??????f?[?^?a ? 0 ? ????-???????????`?? ?l??? dzf ?s???a ? l ? ??????b rstn ?r?b?g?a ? 0 ? ?????a???`???l??? dzf ?s???a ? h ? ??????b rstn ?r ?b?g?a ? 1 ? ????????e?`???l??????f?[?^?a ? 0 ? ????-???????????`???l??? dzf ?s???a 4 ~ 5lrck ??? ? l ? ??????b????a dzfm ?r?b?g?e ? 1 ? ????????`???l??????f?[?^?a 8192 ???a???? ? 0 ? ??????y?? ?`???l??? dzf ?s???a ? h ? ??????b?[?????o ?@?\? dzfe ?r?b?g???3??????????b?????????`???l??? dzf ?s????? ? l ? ????b dzf ?s??????? dzfb ?r?b?g?????]??????a?a?\????b n ?\?t?g?~???[?g?@?\ ?\?t?g?~???[?g??f?b?w?^???i???s?3????b smute ?r?b?g?e ? 1 ? ???????????_? att ?y??l???? att ?y??l att ?j????? (table 9) ?????f?[?^?a - ( ? 0 ? ) ????a?e?l?[?v?????3????b smute ?r?b?g?e ? 0 ? ??? ???a - ????a?e???3??a - ???? att ?y??l att ?j??????? att ?y??l??????a????b?\?t?g ?~???[?g?j?n???a - ????a?e?l?[?v?????3???o??e???3?????a?e?l?[?v?????a???f?3??a????t?c?n???? att ?y??l????? ?a????b?\?t?g?~???[?g?@?\??m???e?~??????m???1?e??????|?????????l??????b smute bit attenuation dzf pin att level - aout 8192/fs gd gd (1) (2) (3) (4) (1) ?? : (1) att ?y??l att ?j????? (table 9) ?b??|???a normal speed mode ???a att ?y??l?a ? 255 ? ????? 1020lrck ?t?c?n??????b (2) ?f?b?w?^???????????a?i???o?o???q?x?? (gd) ?e???????b (3) ?\?t?g?~???[?g?j?n???a - ????a?e?l?[?v?????3???o??e???3?????a?e?l?[?v?????a???f?3??a??? ?t?c?n???? 0db ??????a????b (4) ???f?[?^?a???`???l?????? 8192 ???a???? ? 0 ? ?????a dzf ?s??? ? h ? ??????b ????????f?[?^?a ? 0 ? ????-?????a dzf ?s??????? ? l ? ??????b figure 5. ?\?t?g?~???[?g?@?\???[?????o?@?\
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 14 - n ?v?x?e?????z?b?g ?d?1 on ?????a pdn ?s?????x ? l ? ?e????????z?b?g????o?3??b???z?b?g?y???p???[?_?e?? ? mclk ???e ???3??a????? lrck ? ? - ? ????????????h?a?p???[?a?b?v??a?????^?c?~???o?a???????b lrck ?a ???3??????p???[?_?e?????????b n ?p???[?_?e???@?\ pdn ?s???e ?g l ? ??????p???[?_?e?????????a?a?i???o?o???t???[?e?b???o??? (hi - z) ??????b figure5 ??p???[?_?e???y???p???[?a?b?v????v?x?e???^?c?~???o??e?|????b normal operation internal state pdn power-down n ormal operation gd gd ? 0 ? data d/a out (analog) d/a in (digital) clock in mclk, lrck, bick (1) (3) (6) dzf external mute (5) (3) (1) mute on (2) (4) don ? t care ???f (1) ?f?b?w?^???????????a?i???o?o???q?x ?? (gd) ?e???????b (2) ?p???[?_?e?????a?i???o?o?? hi - z ????b (3) pdn ?m????g?b?w ( ? - ? ) ???n???b?n?m?c?y?a?o??3????b ???m?c?y??f?[?^?a ? 0 ? ????????o??3????b (4) ?p???[?_?e????? (pdn = ? l ? ) ????e?n???b?n?? (mclk, bick, lrck) ?e?~???????a???????b (5) ?n???b?n?m?c?y (3) ?a?a?????????a?a?i???o?o??e?o?????~???[?g????o?3??b (6) ?p???[?_?e????? (pdn ?s?? = ? l ? ) ????a dzf ?s??? ? l ? ??????b figure 6. ?p???[?_?e?? / ?p???[?a?b?v???^?c?~???o?
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 15 - n ???z?b?g?@?\ rstn ?r?b?g?e ?g 0 ? ??????a dac ????z?b?g?3????a?a??????w?x?^???????3???1???b?????a?i???o ?o?? vcom ?d?3????a dzfl/dzfr ?s??? "h" ??????b figure 7 ? rstn ?r?b?g???????z?b?g?v?[?p???x ?e?|????b internal state rstn bit digital block power-down normal operation gd gd ? 0 ? data d/a out (analog) d/a in (digital) clock in mclk,lrck,bick (1) (3) dzf (3) (1) (2) normal operation 2/ fs( 5) internal rstn bit 2~3/fs (6) 3~4/fs (6) don ? t care (4) ???f (1) ?f?b?w?^???????????a?i???o?o???q?x?? (gd) ?e???????b (2) rstn = ? 0 ? ???a?i???o?o?? vcom ?d?3 (vdd/2) ????b (3) ??? rstn ?m????g?b?w ( ? - ? ) ???n???b?n?m?c?y?a?o??3????b???m?c?y??f?[?^?a ? 0 ? ??????? ?o??3????b (4) ???z?b?g??? (rstn = ? 0 ? ) ????e?n???b?n?? (mclk, bick, lrck) ?e?~???????a???????b (5) dzf ?s??? rstn ?r?b?g?????o?a??g?b?w?? ? h ? ????a lsi ???? rstn ?r?b?g???????a??g?b?w? 2/fs ?? ? l ? ??????b (6) rstn ?r?b?g?e?????????? ???? lsi ???? rstn ?r?b?g?a??????????????o?a???? 3 ~4/fs ?????? ??b????a??????a???? 2 ~ 3/fs ??????b figure 7. ???z?b?g?^?c?~???o?
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 16 - n ???[?h?r???g???[???c???^?t?f?[?x ak4382a ??e?@?\????w?x?^???y????????b???w?x?^?y? ? 3 ????v???a?? i/f ?s?? : csn, cclk, cdti ?????? ???y?e?s????b i/f ????f?[?^? chip address (2bit, c1/0, ? 01 ? ??? ), read/write (1bit, ? 1 ? ??? , write only), register address (msb first, 5bit) ?? control data (msb first, 8bit) ???\???3????b?f?[?^???m?? cclk ? ? ? ???e?r?b?g?e ?o???a??m?? ? - ? ????????y???b?f?[?^????????y? csn ? ? - ? ???l????????b cclk ??n???b?n?x ?s?[?h? 5mhz (max) ????b?a?n?z?x???????? csn ? ? h ? ????????o?3??b pdn ?s???e ? l ? ???????????w?x?^?l???????3????b????a rst n ?r?b?g? ? l ? ?e???????t??????^?c?~?? ?o???h?a???z?b?g?3????b?a??a?????????w?x?^???e???????3???1???b cdti cclk c1 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 d4 d5 d6 d7 a1 a2 a3 a4 r/w c0 a0 d0 d1 d2 d3 csn c1 - c0: chip address (fixed to ? 01 ? ) r/w: read/write (fixed to ? 1 ? , write only) a4 - a0: register address d7 - d0: control data figure 8. control i/f timing *ak4382a ??f?[?^ ???y???y?e?t?|?[?g???1???b????a c1/0, r/w ???? ( ? 011 ? ) ????b *pdn = ? l ? ???a??????}?x?^?n???b?n?a?????3??????????a?r???g???[?????w?x?^??????????y???????1 ???b n register map addr register name d7 d6 d5 d4 d3 d2 d1 d0 00h control 1 acks 0 0 dif2 dif1 dif0 pw rstn 01h control 2 dzfe dzfm slow dfs1 dfs0 dem1 d em0 smute 02h control 3 0 0 0 0 0 dzfb 0 0 03h lch att att7 att6 att5 att4 att3 att2 att1 att0 04h rch att att7 att6 att5 att4 att3 att2 att1 att0 notes: for addresses from 05h to 1fh, data must not be written. when pdn pin goes ? l ? , the registers ar e initialized to their default values. when rstn bit goes ? 0 ? , the only internal timing is reset and the registers are not initialized to their default values. all data can be written to the register even if pw or rstn bit is ? 0 ? .
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 17 - n register definitions addr register name d7 d6 d5 d4 d3 d2 d1 d0 00h control 1 acks 0 0 dif2 dif1 dif0 pw rstn default 1 0 0 0 1 0 1 1 rstn : internal timing reset control 0: reset. all registers are not initialized. 1: normal operation when mclk frequency or dfs change s , t he ak4382a should be reset by pdn pin or rstn bit. pw : power down control 0: power down . all registers are not initialized. 1: normal operation dif2-0: audio data interface formats (see table 7 ) initial: ?0 10 ?, mode 2 acks : master clock frequency auto s etting mode enable 0: disable, manual setting mode 1: enable, auto setting mode master clock frequency is detected automatically at acks bit ? 1 ?. in this case, the setting of dfs1 - 0 are ignored. when this bit is ? 0 ? , dfs1 - 0 set the sampling speed mode. addr register name d7 d6 d5 d4 d3 d2 d1 d0 01h control 2 dzfe dzfm slow dfs1 dfs0 dem1 dem0 smute default 0 0 0 0 0 0 1 0 smute: soft mute enable 0: normal operation 1: dac outputs soft-muted dem1-0: de-emphasis r esponse (see table 8 ) initial: ?0 1 ?, o ff dfs1 - 0: s a mpling speed control 00: normal s peed mode 01: double s peed mode 10: quad s peed mode when changing between normal/double speed mode and quad speed mode, some click noise occurs. slow: slow roll - off filter enable 0: sharp roll - off filter 1: slow roll - off filter dzfe: data zero detect enable 0: disable 1: enable zero detect function can be disabled by dzfe bit ?0?. in this case, the dzf pins of both channels are always ?l?.
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 18 - dzfm: data zero detect mode 0: channel separated mode 1: channel anded mode if the dzfm bit is set to ? 1 ?, the dzf pins of both channels go to ? h ? only when the input data at both channels are continuously zeros for 8192 lrck cycles. addr register name d7 d6 d5 d4 d3 d2 d1 d0 02h control 3 0 0 0 0 0 dzfb 0 0 default 0 0 0 0 0 0 0 0 dzfb : inverting enable of dzf 0: dzf goes ? h ? at zero detection 1: dzf goes ? l ? at zero detection addr register name d7 d6 d5 d4 d3 d2 d1 d0 03h lch att att7 att6 att5 att4 att3 att2 att1 att0 04h rch att att7 att6 att5 att4 att3 a tt2 att1 att0 default 1 1 1 1 1 1 1 1 att = 20 log 10 (att_data / 255) [db] 00h: mute ?v?x?e???y?v ?v?x?e??????e figure 9 ??|????b????i????h???a????a?????]???p?{?[?h (akd4382) ?e?q??????o ?3??b mclk 1 bick 2 sdti 3 lrck 4 pdn 5 csn 6 cclk 7 cdti 8 dzfl 16 dzfr 15 vdd 14 vss 13 aoutl+ 12 aoutl- 11 aoutr+ 10 aoutr- 9 master clock micro- controller ak4382a fs 24bit audio data reset & power down 64fs 10u 0.1u + lch lpf rch lpf rch out lch out mute analog ground digital ground lch mute rch mute analog supply 5v figure 9. typical connection diagram note s : - lrck = fs, bick=64fs. - aout ?a?e???????e?????????????????r?e?????o?3??b - ?v???_?e???s????o?????i?[?v?????????o?3??b
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 19 - 1. ?o?????h???d?1??f?j?b?v?????o vdd ?? vss ???v?x?e????a?i???o?d?1?e??????a?v?x?e????f?b?w?^???d?1????a?????o?3??b????a vdd ??f?j?b?v?????o?r???f???t?a?????e???z???~?b?n?r???f???t??????????????????????b vdd ?s ???? vss ?s????d?3???a?a?i???o?o??????w?e?y???? ?b 2. ?a?i???o ?o? ?a?i???o?o?????s????o?????????a?o??????w? 2.5v ?e???s? 0.55 x vdd vpp (typ) ?b????o???o???? ??z?3????b aout+ ?? aout - ???z?d?3? v aout = (aout+) - (aout - ) ????b??z?q?c???a?p?????a?o??? ???w? 5.5 vpp (typ@vdd=5v) ????b?o????z???h??o?c?a?x?d?3??o?????????3????b???r?[?h??t?h?[?} ?b?g? 2 ? s ?r???v???????g (2 ??a?? ) ?? 7fffffh(@24bit) ????????3??t???x?p?[ ???a 800000h(@24bit) ???? ???????t???x?p?[???a 000000h(@24bit) ??? v aout ????z?l? 0v ?d?3?a?o??3????b ???? d s ???2???????o?m?c?y?i?v?f?[?s???o?m?c?y?j??????x?c?b?`???l???p?v?^?t?b???^?i scf ?j?????? ?3????b ak4382a ?????o?????????? dc ?j?b?g?p?l???p?v?^???? aout+/ - ? dc ?i?t?z?b?g?e??????? ???a?a?\????b figure 10 ?? 11 ?????o??e?i?y?a???v????z???o?? lpf ???h?????b 4.7k 4.7k r1 4.7k r1 4.7k 470p vop 470p vop 1k 1k 47u 0.1u bias aout- aout+ 3300p when r1=200 w when r1=180 w fc=93.2khz, q=0.712, g=-0.1db at 40khz fc=98.2khz, q=0.681, g=-0.2db at 40khz analog out figure 10. external 2 nd order lpf circuit example (using op - amp with single power supply) 4.7k 4.7k r1 4.7k r1 4.7k 470p + vop 470p - vop aout- aout+ 3300p when r1=200 w when r1=180 w fc=93.2khz, q=0.712, g=-0.1db at 40khz fc=98.2khz, q=0.681, g=-0.2db at 40khz analog out figure 11. external 2 nd order lpf circuit example (using op - amp with dual power supplies)
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 20 - ?p?b?p?[?w 0 -10 detail a seating plane 0.10 0.17 0. 0 5 0. 22 0.1 0.65 *5.0 0.1 1.05 0.05 a 1 8 9 16 16 pin tssop (unit: mm) *4.4 0.1 6.4 0.2 0.5 0.2 0.1 0.1 note: dimension "*" does not include mold flash. 0.13 m n ?t???e???b?l?d?l ?p?b?p?[?w?t?? : ?g?|?l?v?n??? ???[?h?t???[???t?? : ?o ???[?h?t???[?????? : ???c ( ?3?? ) ???b?l
asahi kasei [ ak4382a] ms0071 - j - 02 2002/12 - 21 - ?}?[?l???o akm 4382at xxyyy 1) pin #1 indication 2) date code : xx yyy ( 5 digits) xx: lot# yyy: date code 3) marketing code : 4382a t 4) asahi kasei logo ?d?v???????? ?{ ????l??3??????i?a?y???a???i??d?l??a????????a???i??p???????\????-???x??????a???? ??b?]??????a?2?g?p?e?????????a?{????f?????????a???v????????????e???e?c???s???a??? ?????e????x?c???s????2?m?f?o?3??b ?{????f??3????????e?}???g?p??n????????o?????l????????a?h?????l???a??????????????? ?n?q??a????????a???e??????c?e?????????????1??????a?2?1?3?o?3??b ?{???l????i?a?a?o??????y???a?o???f???????@???????a??? ( ?e??e??t ) ??y????????a?a ?o???? ???@??????-?a?o???a?a?k?v????b ?????@??a??s???u?a?q??f???p?@??a??q?????p?@?????a??????u?e?@?????a????s???a?a???? ???????e?a????a?????a?g??a??y?????d????1?q?e?y??????a???\?z?3???????????????m???? ?e?v???3???p?r????e???i?e?g?p?3???????a?k?????o????e???\????e???????????e?????o?3 ??b ???????e???????????p?r????e???i?e?g?p?3???????a???e??a????g?p??????????1?q?????c?e ????????????????1??????2?1?3?o?3??b ??q?l??]?? ???????????????????y?e?m????????l?p?r????e???i?a?g?p?3??a????g?p?????1?q???a ???????????s????q?l????2???s?????a???????????????2?1?3?o?3? ?b

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