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asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 1 - ?t ?v AK5385A ??n?c?g???h?i?[?f?b?i?v?x?e??????k? 8khz ~ 216khz ?t???v?????o??g????????x?e?? ?i a/d ?r???o?[?^????b AK5385A ??g???n???x?g?e?f???a???r?b?g d s ?z?p?e?p??????a?????x???a? ?r?x?g?e??????????b????a?a?i???o??????s????`??????????a?n?c?g???h? av ?a???v?a av ???r?[?_?a?d?q?y??p?r????k????b AK5385A ? 28pin vsop ???? 28pin sop ?p?b?p?[?w?????? ?3??a???a?x?y?[?x?e????? ??b ? ? o ?t???v?????o???[?g : 8khz ~ 216khz o ???s????? o s/(n+d): 103 db o dr: 114db o s/n: 114db o ?????\???????f?b?w?^???t?b???^??? ????? : 0 ?` 21.768khz (@fs=48khz) ????????b?v?? : 0.005db ?j?~??????? : 100db o hpf ??? o ?d?1?d?3 : 5v 5% ( ?a?i???o ), 3 .0 ~ 5.25v ( ?f?b?w?^?? ) o ????d? : 183 mw (@fs=48khz) o ?p?b?p?[?w : 28 ?s?? sop , 28 ?s?? vsop o ak538 3/ak5393/ak5394a ?? ?s???y? test decimation filter delta-sigma modulator decimation filter hpf hpf audio i/f controller dvdd avdd dvss avss vrefr vrefl lin+ lin- delta-sigma modulator rin+ rin- dif pdn lrck bick mclk sdto hpfe m/s dfs1 dfs0 cks1 cks0 vcom bvss ovf block diagram 24bit 192khz d s adc AK5385A
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 2 - n ?i?[?_?????o?k?c?h AK5385Avs ? 10 ~ +70 c 28pin sop (1.27mm pitch) AK5385Avf ? 40 ~ +85 c 28pin vsop (0.65mm pitch) akd5385a AK5385A ?]???p?{?[?h n ?s???z?u vcom lin+ dvdd dvss vrefl avss lin- cks0 pdn dif m/s lrck bick ovf top view 8 7 6 5 4 3 2 1 21 22 23 24 25 26 27 28 test rin+ avss avdd rin- avss vrefr 9 10 11 12 13 14 18 19 20 hpfe 15 16 17 sdto cks1 mclk dfs1 bvss dfs0
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 3 - n ak5383/ ak5394a ????y??? AK5385A ak5383 ak5394a pin 1 vrefl vrefl vrefl+ pin 2 avss gndl vrefl - pin 3 vcom vcoml vcoml pin 6 cks0 zcal zcal pin 9 ovf cal cal pin 11 dif smode2 smode2 pin 12 m/s smode1 smode 1 pin 16 cks1 fsync fsync pin 18 dfs0 dfs dfs0 pin 20 dfs1 test dfs1 pin 26 test vcomr vcomr pin 27 avss gndr vrefr - pin 28 vrefr vrefr vrefr+ fs 8khz ~ 216khz 1khz ~ 108khz 1khz ~ 216khz mclk at 48khz 256/384/512fs 256fs 256fs mclk at 96khz 256fs 128fs 128fs mclk at 192khz 128fs not available 64fs dr, s/n 114db 110db 123db input voltage 2.9vpp 2.45vpp 2.4vpp offset calibration not available available available
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 4 - n ak5383 ??????c?a?e?g???r 3.0 ~ 5.25v digital vrefl gndl 1 2 3 4 5 6 7 8 9 10 11 12 13 14 vcoml ainl+ ainl- zcal vd dgnd cal rstn smode2 smode1 lrck sclk 28 27 26 25 24 23 22 21 20 19 18 17 16 15 vrefr gndr vcomr ainr+ ainr- va agnd bgnd test hpfe dfs mclk fsync sdata 0.1 m 10 m 0.22 m 0.1 m 10 m 0.1 m 10 m 5v analog analog ground 0.1 m 10 m 0.22 m 3.0 ~ 5.25v digital vrefl avss 1 2 3 4 5 6 7 8 9 10 11 12 13 14 vcom lin+ lin- cks0 dvdd dvss ovf pdn m/s dif lrck bick 28 27 26 25 24 23 22 21 20 19 18 17 16 15 vrefr avss test rin+ rin- avdd avss bvss dfs1 hpfe dfs0 mclk cks1 sdto 10 m 0.22 m 0.1 m 10 m 0.1 m 10 m 5v analog 10 m AK5385A ak5383 0.1 m analog ground 0.1 m pin # ak5383 AK5385A vrefl vrefl 1 lch voltage reference output pin, 3.75v normally, connected to gndl with a 10 m f electrolytic capacitor and a 0.1 m f ceramic capacitor. lch voltage reference input pin, avdd normally, connected to avss with a 10 m f electrolytic capacitor and a 0.1 m f ceramic capacitor. zcal cks0 6 zero calibration control pin this pin controls the calibration reference signal. master clock select 0 pin (internal pull - down pin, typ. 100 k w ) cal ovf 9 calibration active signal pin analog input overflow detect pin smode2 dif 11 serial interface mode select pin audio interface format pin smode1 m/s 12 serial interface mode select pin master / slave mode pin fsync cks1 16 frame sy nchronization signal pin master clock select 1 pin (internal pull - down pin, typ.100k w ) dfs dfs0 18 double speed sampling mode pin sampling speed select 0 pin test dfs1 20 test pin (internal pull - down pin) sampling speed select 1 pin vcomr test 26 rch common voltage pin, 2.75v test pin (internal pull - down pin, typ. 100k w ) vrefr vrefr 28 rch voltage reference output pin, 3.75v normally, connected to gndl with a 10 m f electrolytic capacitor and a 0.1 m f ceramic capacitor. rch voltage reference input pin, avdd normally, connected to avss with a 10 m f electrolytic capacitor and a 0.1 m f ceramic capacitor.
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 5 - n ak5394a ??????c?a?e?g???r 3.0 ~ 5.25v digital vrefl+ vrefl- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 vcoml ainl+ ainl- zcal vd dgnd cal rstn smode2 smode1 lrck sclk 28 27 26 25 24 23 22 21 20 19 18 17 16 15 vrefr+ vrefr- vcomr ainr+ ainr- va agnd bgnd dfs1 hpfe dfs0 mclk fsync sdata 0.1 m 10 m 0.22 m 0.1 m 10 m 0.1 m 10 m 5v analog analog ground 0.1 m 10 m 0.22 m ak5394a 10 m 10 m 3.0 ~ 5.25v digital vrefl avss 1 2 3 4 5 6 7 8 9 10 11 12 13 14 vcom lin+ lin- cks0 dvdd dvss ovf pdn m/s dif lrck bick 28 27 26 25 24 23 22 21 20 19 18 17 16 15 vrefr avss test rin+ rin- avdd avss bvss dfs1 hpfe dfs0 mclk cks1 sdto 0.1 m 10 m 0.22 m 0.1 m 10 m 0.1 m 10 m 5v analog 0.1 m 10 m AK5385A (short) (short) analog ground pin # ak5394a AK5385A vrefl+ vrefl 1 lch positive voltage reference output pin, 3.7 5v normally connected to agnd with a large electrolytic capacitor and connected to vrefl - with a 0. 22 m f ceramic capacitor . lch voltage reference input pin, avdd normally, connected to avss with a 10 m f electrolytic capacitor and a 0.1 m f ceramic ca pacitor. vrefl - avss 2 lch negative voltage reference output pin , 1.25 v normally connected to agnd with a large electrolytic capacitor and connected to vrefl+ with a 0. 22 m f ceramic capacitor . analog ground pin zcal cks0 6 zero calibration c ontrol pin this pin controls the calibration reference signal. master clock select 0 pin (internal pull - down pin, typ. 100k w ) cal ovf 9 calibration active signal pin analog input overflow detect pin smode2 dif 11 serial interface mode select pin au dio interface format pin smode1 m/s 12 serial interface mode select pin master / slave mode pin fsync cks1 16 frame synchronization signal pin master clock select 1 pin (internal pull - down pin, typ. 100k w ) vrefr - avss 27 rch negative voltage re ference output pin , 1.25 v normally connected to agnd with a large electrolytic capacitor and connected to vrefr+ with a 0. 22 m f ceramic capacitor . analog ground pin vcomr test 26 rch common voltage pin, 2.75v test pin (internal pull - down pin, ty p. 100k w ) vrefr+ vrefr 28 rch positive reference output voltage, 3.75v normally connected to agnd with a large electrolytic capacitor and connected to vrefr - with a 0. 22 m f ceramic capacitor . rch voltage reference input pin, avdd normally, connec ted to avss with a 10 m f electrolytic capacitor and a 0.1 m f ceramic capacitor.
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 6 - ?s???^?@?\ no. pin name i/o function 1 vrefl i lch voltage reference input pin, avdd normally, connected to avss with a 10 m f electrolytic capacitor and a 0.1 m f ceram ic capacitor. 2 avss - analog ground pin 3 vcom o common voltage output pin, avdd/2 4 lin+ i lch analog positive input pin 5 lin - i lch analog negative input pin 6 cks0 i master clock select 0 pin (internal pull - down pin, typ. 100k w ) 7 dvdd - digital power supply pin, 3.0 ~ 5.25v 8 dvss - digital ground pin 9 ovf o analog input overflow detect pin this pin goes to ? h ? if analog input overflows. 10 pdn i power down mode pin ? h ? : power up, ? l ? : power down 11 dif i audio interface format pin ? h ? : 24bit i 2 s compatible, ? l ? : 24bit msb justified 12 m/s i master / slave mode pin ? h ? : master mode, ? l ? : slave mode 13 lrck i/o output channel clock pin ? l ? output in master mode at power - down mode. 14 bick i/o audio serial data clock pin ? l ? output in master mode at power - down mode. 15 sdto o audio serial data output pin ? l ? output at power - down mode. 16 cks1 i master clock select 1 pin (internal pull - down pin, typ. 100k w ) 17 mc lk i master clock input pin 18 dfs0 i sampling speed select 0 pin 19 hpfe i high pass filter enable pin ? h ? : enable, ? l ? : disable 20 dfs1 i sampling speed select 1 pin 21 bvss - substrate ground pin 22 avss - analog ground pin 23 avdd - anal og power supply pin, 4.75 ~ 5.25v 24 rin - i rch analog negative input pin 25 rin+ i rch analog positive input pin 26 test i test pin (internal pull - down pin, typ. 100k w ) 27 avss - analog ground pin 28 vref r i rch voltage reference input pin, avdd normally, connected to avss with a 10 m f electrolytic capacitor and a 0.1 m f ceramic capacitor. note: all digital input pins except pull - down pins should not be left floating.
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 7 - n ?g?p????s?????????a??? ?g?p?????o??s?? ??o?l??y??e?s??a?k???????????o?3??b ???a ?s???? ?y? lin+, lin - avss ??? rin+, rin - avss ??? analog vrefl, vrefr avdd ??? ovf ?i?[?v?? digital test dvss ??? ?a????????i (avss , bvss, dvss= 0v ; note 1) parameter symbol min max units power supplies: analog digital |bvss ? dvss | (note 2) avdd dvdd d gnd - 0.3 - 0.3 - 6.0 6.0 0.3 v v v input current, any pin except supplies iin - 10 ma analog input voltage (lin+/ - , rin+/ - , vrefl/r pins) vina - 0.3 avdd+0.3 v digital input voltage (all digital input pins) vind - 0.3 dvdd+0.3 v ambient temperature (power applied) 28sop package 28vsop package ta ta - 10 - 40 70 85 c c storage temperature tstg - 65 150 c note 1 . ?d?3??s???o?????h?s????????l????b note 2. avss, bvss, dvss ?????a?i???o?o?????h???????o?3??b ??? : ???l?e??|???e?????g?p???????a?f?o?c?x?e?j???????a??????b ????a????????????3???1???b ???????e?? ( avss, bvss, dvss=0v ; note 1) parameter symbol min typ max units power supplies (note 3) analog digital avdd dvd d 4.75 3.0 5.0 3.3 5.25 avdd v v voltage reference (vrefl/r pins) vref 3.0 - avdd v note 1 . ?d?3??s???o?????h?s????????l????b note 3. avdd ?? dvdd ??d?1???????v?[?p???x?e?l?????k?v??????1???b ??? : ?{?f?[?^?v?[?g??l??3??????e????o??2?g?p????????a???e?????c???????????? ?\?a?2????o?3??b
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 8 - ?a?i???o??? ( ta=25 c ; avdd=5.0v, d vdd = 3.3v ; a vss=bvss=dvss=0v; vrefl=vrefr=avdd; fs=4 8k hz , 96khz, 192khz; bick=64fs; signal frequency =1khz ; 24bit data; measurement frequency=20hz ~ 20khz at fs=48khz, 40hz ~ 40khz at fs=96khz, 40hz ~ 40khz at fs=192khz; unless otherwise specified) paramet er min typ max units analog input characteristics: resolution 24 bits input voltage (note 4) 2.7 2.9 3.1 vpp fs=48khz bw=20khz - 1dbfs (note 5) - 1dbfs - 20dbfs - 60db fs - 92 - - 103 100 91 51 db db db db fs=96khz bw=40khz - 1dbfs - 20dbfs - 60dbfs 90 - - 98 86 46 db db db s/(n+d) fs=192khz bw=40khz - 1dbfs - 20dbfs - 60dbfs - - - 98 86 46 db db db dynamic range ( - 60dbfs with a - weighted) 107 11 4 db s/n (a - weighted) 107 114 db input resistance 9 13 k w interchannel isolation 100 120 db interchannel gain mismatch 0.1 0.5 db power supply rejection ( no te 6 ) 50 - db power supplies power supply current normal operation ( pdn pin = ? h ? ) avdd dvdd ( fs=48khz ) dvdd ( fs=96khz ) dvdd (fs=192khz) power down mode ( pdn pin = ? l ? ) ( note 7 ) avdd+dvdd 30 10 17 20 10 45 15 25 30 100 ma ma ma ma m a note 4. (lin+) - (lin - ) ?y?? (rin+) - (rin - ) ??l????b vrefl, vrefr ??d?3????????b vin = 0.58 vref (vpp) ?b note 5. vrefl pin ?? avss ???y?? vrefr pin ?? avss ????????? 100 m f ?e????????????b note 6. vrefl, vrefr pin ??d?3?e?????? avdd, dvdd ? 1khz, 20mvpp ??3??g?e?d????????????b note 7. ?s????f?b?w?^?????s???e dvdd ???? dvss ???????????l????b
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 9 - ?t?b???^??? (fs=48khz) ( ta= 25 c ; a vdd = 4.75 ~ 5.25v; dvdd = 3.0 ~ 5.25 v ; dfs1 pin = ? l ? , dfs0 pin = ? l ? ) parameter symbol min typ max units adc digital filter (decimation lpf): passband ( note 8) - 0.005db - 0.02db - 0.06db - 6.0db pb 0 - - - 22.038 22.2 24.0 21.5 - - - khz khz khz khz stopband sb 26.5 khz passband ripple pr 0.005 db stopband attenuation sa 100 db group delay ( note 9 ) gd 43.2 1/fs group delay distortion d gd 0 m s adc d igital filter (hpf) : frequency response ( note 8 ) - 3db - 0.1db fr 1.0 6.5 hz hz ?t?b???^??? (fs=96khz) ( ta= 25 c ; a vdd = 4.75 ~ 5.25v; dvdd = 3.0 ~ 5.25 v ; dfs1 pin = ? l ? , dfs0 pin = ? h ? ) parameter symbol min typ max units adc digital filter (decimation lpf): passband ( note 8) - 0.005db - 0.02db - 0.06db - 6.0db pb 0 - - - 44.081 44.5 48.0 43.0 - - - khz khz khz khz stopband sb 53.0 khz passband ripple pr 0.005 db stopband attenuation sa 100 db group delay ( note 9 ) gd 43.1 1/fs group delay distortion d gd 0 m s adc digita l filter (hpf) : frequency response ( note 8 ) - 3db - 0.1db fr 2.0 13.0 hz hz note 8. ?e?u????????g??? fs ( ?v?x?e???t???v?????o???[?g ) ????????b?e????? 1khz ?e?????????b note 9. ?f?b?w?^???t?b???^?????x?????z???a?a?i???o?m???a???3??????????`???l??? 24 ?r?b?g?f?[?^ ?a adc ?o????w?x?^??z?b?g?3??????????????b
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 10 - ?t?b???^??? (fs=192khz) ( ta= 25 c ; a vdd = 4.75 ~ 5.25v; dvdd = 3.0 ~ 5.25 v ; dfs1 pin = ? h ? , dfs0 pin = ? l ? ) parameter symbol min typ max units adc digital filter (decimation lpf): passband ( note 8) - 0.005db - 0.02db - 0.06db - 6.0db pb 0 - - - 88.183 89.0 96.0 86.0 - - - khz khz khz khz stopband sb 106.0 khz passband ripple pr 0.005 db stopband att enuation sa 100 db group delay ( note 9 ) gd 38.2 1/fs group delay distortion d gd 0 m s adc digital filter (hpf) : frequency response ( note 8 ) - 3db - 0.1db fr 4.0 26.0 hz hz note 8. ?e?u????????g??? fs ( ?v?x?e???t???v?????o???[?g ) ????????b?e????? 1khz ?e?????????b note 9. ?f?b?w?^???t?b???^?????x?????z???a?a?i???o?m???a???3??????????`???l??? 24 ?r?b?g?f?[?^ ?a adc ?o????w?x?^??z?b?g?3??????????????b dc ??? ( ta= 25 c ; avdd=4.75 ~ 5.25 v ; dvdd=3.0 ~ 5.25v) parameter symbol min typ max units high - level input voltage low - lev el input voltage vih vil 70%dvdd - - - - 30%dvdd v v high - level output voltage (iout= - 400 m a ) low - level output voltage ( iout=400 m a ) voh vol dvdd - 0.4 - - - - 0.4 v v input leakage current (note 10) iin - - 10 m a note 10. cks1 - 0 pin, test pin ???????v???_?e???3???????b (typ. 100k w )
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 11 - ?x?c?b?`???o??? ( ta= 25 c ; avdd = 4.75 ~ 5.25 v ; dvdd=3.0 ~ 5.25v ; c l =2 0pf ) parameter symbol min t yp max units master clock timing frequency pulse width low pulse width high fclk tclkl tclkh 2.048 14.5 14.5 27.648 mhz ns ns lrck frequency normal speed mode double speed mode quad speed mode fsn fsd fsq 8 54 108 54 108 216 khz khz khz duty cycle slave mode master mode 45 50 55 % % audio interface timing slave mode b ick period normal speed mode double speed mode quad speed mode bick pulse width low pulse width high lrck edge to bick ? - ? (note 11) bick ? - ? to lrck edge (note 11) lrck to sdto ( msb ) ( except i 2 s mode ) bick ? ? to sdto tbck tbck tbck tbckl tbckh tlrb tblr tlrs tbsd 1/128fsn 1/64fsd 1/64fsq 33 33 20 20 20 20 ns ns ns ns ns ns ns ns ns master mode bick frequency bick duty bick ? ? to lrck bick ? ? to sdto f bck dbck tmblr tbsd - 20 - 20 64fs 50 20 20 hz % ns ns reset timing pdn pulse width (note 12) pdn ? - ? to sdto valid (note 13) tpd tpdv 150 516 ns 1/fs note 11. ???k?i?l? lrck ??g?b?w?? bick ? ? - ? ?a?d??????????k????????b note 12. AK5385A ? pdn pin = ? l ? ?????z?b?g?3????b note 13. pdn pin ?e????????????? lrck ?n???b?n? ? - ? ?????????b?k?i?l??}?x?^???[?h????l????b ?x???[?u???[?h??? 1lrck ?n???b?n (1/fs) ??-?????b
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 12 - n ?^?c?~???o?g?` 1/fclk mclk tclkh tclkl vih vil 1/fs lrck vih vil tbck bick tbckh tbckl vih vil clock timing lrck vih vil tblr bick vih vil tlrs sdto 50%dvdd tlrb tbsd audio interface timing (slave mode)
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 13 - lrck bick 50%dvdd sdto 50%dvdd tbsd tmblr dbck 50%dvdd audio interface timing (master mode) tpd pdn vil pdn vih vil tpdv sdto 50%dvdd power down & reset timing
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 14 - ?????? n ?v?x?e???n???b?n AK5385A ??k?v???3???n???b?n? mclk, bick, lrck ????b mclk ?? lrck ??????k?v? ??????a?a ????e????1??k?v??????1???b table 1 ??w????i?[?f?b?i???[?g?????? AK5385A ??k?v???3???e?n ???b?n???g???e?|????b AK5385A ??}?x?^?n???b?n??g??? cks1 - 0 pin (table 2) ???y???a?t???v???? ?o??g??? dfs1 - 0 pin (table 3) ???y?????b ?x???[?u???[?h?????a AK5385A ? lrck ??????????o???h?e?????????????a???????e?n???b?n?? ?g?????x????????^?c?~???o?a???????????????i????z?b?g?a??????a???????1?a?s?????b ?x???[?u???[?h???????? (pdn pin = ? 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??????b?n???b?n?e?~????????p???[?_?e????? (pdn pin = ? l ? ) ?????o?3 ??b?}?x?^???[?h????p???[?_?e??????o??a?o???n???b?n (mclk) ?e????????o?3??b mclk fs 128fs 256fs 384fs 512fs 32khz n/a 8.192mhz 12.288mhz 16.384mhz 44.1khz n/a 11.2896mhz 16.9344mhz 22.5792mhz 48khz n/a 12.288mhz 18.432mhz 24.576mhz 96khz n/a 24.576mhz n/a n/a 192khz 24.576mhz n/a n/a n/a table 1. system clock example cks1 pin cks0 pin mclk frequency l l 256fs l h 128fs h l 512fs h h 384fs table 2. mclk frequency dfs1 pin dfs0 pin lrck frequency l l 8khz fs 54khz l h 54khz < fs 108khz h l 108khz < fs 216khz h h n/a table 3. sampling speed [ ?t???v?????o??g?????x???????_ ] ?x???[?u???[?h / ?}?x?^???[?h???a mclk ??g???e???x?????? pdn pin = ? l ? ?????z?b?g????o?3??b [ ? ] 12.288mhz(@fs=48khz) ???? 24.576mhz(@fs=96khz) ????x??????b ?x???[?u???[?h / ?}?x?^???[?h???a mclk ??g???e??????? cks1 - 0, dfs1 - 0 pin ???t???v?????o??g???e ???x?????? pdn pin = ? l ? ?????z?b?g???k?v??????1???b [ ? ] mclk ??g???e 24.576mhz ? ???a fs ?e 48khz ???? 96khz ???????|?????b
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 15 - n ?i?[?f?b?i?c???^?t?f?[?x?t?h?[?}?b?g 2 ??t??f?[?^?t?h?[?}?b?g?a dif pin (table 4) ???i?e???????b?????[?h??? msb ?t?@?[?x?g?a 2 ? s ?r???v?? ?????g??f?[?^?t?h?[?}?b?g?? sdto ? bick ?????o?a????o??3????b?i?[?f?b?i?c???^?t?f?[?x??} ?x?^???[?h???x???[?u???[?h?????????b?}?x?^???[?h??? lrck ?? bick ??o?????a?x???[?u???[?h ???????????b?}?x?^???[?h??? lrck ??g???? bick ??g????????? fs ?? 64fs ????b mode dif pin sdto lrck bick figure 0 l 24bit, msb justified h/l 3 48fs figure 1 1 h 24bit, i 2 s compatible l/h 3 48fs figure 2 table 4. audio interface format lrck bick(64fs) sdto(o) 0 23 22 1 2 4 0 20 21 24 31 0 1 2 23 22 0 1 0 23 22 20 21 31 23:msb, 0:lsb lch data rch data 24 3 2 1 22 23 23 1 2 3 4 figure 1. mode 0 timing lrck bick(64fs) sdto(o) 0 23 22 1 2 4 0 25 21 24 0 1 2 23 22 0 1 0 22 25 21 24 3 2 1 22 23 23 1 2 3 4 3 23:msb, 0:lsb lch data rch data figure 2. mode 1 timing n ?}?x?^???[?h???x???[?u???[?h???????| ?}?x?^???[?h???x???[?u???[?h???????|? m/s pin ???s????b ? h ? ???}?x?^???[?h?a ? l ? ???x???[?u???[?h ????b ak 5385a ?a?}?x?^???[?h??????a AK5385A ? mclk ?e???????? bick, lrck ?a?o??3????b AK5385A ?a?x???[?u???[?h??????a mclk, bick, lrck ?e????????o?3??b m/s pin mode bick, lrck l slave mode bick = i nput lrck = input h master mode bick = output lrck = output table 5. master mode/slave mode
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 16 - n ?f?b?w?^?? hpf adc ? dc ?i?t?z?b?g?l?????z?????????f?b?w?^?? hpf ?e???????b hpf ? fc ??a fs=48khz ?? 1.0hz ??? ?????a??g??????? fs ????????b hpfe pin ??y??????a hpf ? on/off ?e?????????a???????b?a??a?????? hpf ? on/off ?y??e???x ?????a dc ?i?t?z?b?g?l??????????n???b?n?1?-?????????????b?y????x??p???[?_?e?? (pdn pin = ? l ? ) ????s?????e???????b n ?i?[?o?t???[???o?@?\ AK5385A ??a?i???o????i?[?o?t???[???o?@?\?e???????b lch ???? rch ??a?i???o???a?i?[?o?t???[ ???? ( - 0.3dbfs ??? ) ?a ovf pin ?a ? h ? ??????b?i?[?o?t???[????a?i???o??????? ovf ?o?? adc ??????q?x?? (gd = 43.2/fs = 0.9 m s@fs=48khz) ?e???????b?p???[?_?e???e???? (pdn p in = ? l ? ? ? h ? ) ?a 516/fs( =10.75ms@fs=48khz) ??? ovf pin ? ? l ? ???a??????i?[?o?t???[???o?@?\?a?l????????b n ?p???[?_?e???????z?b?g AK5385A ? pdn pin ?e ? l ? ?????????p???[?_?e?????[?h????????b?????a?????f?b?w?^???t?b???^ ?a???z?b?g?3????b?????z?b?g??d?1???????k????x?s????o?3??b?p???[?_?e?????[?h??? vcom ? avss ??d?3??????b?p???[?_?e?????[?h?a?e???3??????????t?c?n???a?j?n?3????b????????a ?o??f?[?^ sdto ? 516 lrck ?t?c?n?????m?????b???????????`???l??? adc ?o??f?[?^? 2 ? s ?r???v ???????g? ? 0 ? ???a??????i?1???a adc ?o???a?i???o???m??????????f?[?^??z?g?????o??? ( ?z?g?? ???o??q?x?????????x??????? ) ?b ?d?1??????a??x pdn pin ?e ? l ? ???????z?b?g????o?3??b??????a pdn pin ?e ? h ? ????????z?b?g?y???p ???[?_?e??? mclk ???e???3??a lrck ???????a??g?b?w ( ?o??t?h?[?}?b?g?a mode 1 ????????o?a??g ?b?w ) ???????????^?c?~???o?a????? ??b normal operation internal state pdn po wer - down initialize normal operation (1) idle noise gd gd ? 0 ? data a/d in (analog) a/d out (digital) clock in mclk,lrck,bick (2) (3) (4) ? 0 ? data idle noise notes: (1) ?x???[?u???[?h??? 517/fs ?a?}?x?^???[?h??? 516/fs ????b (2) ?a?i???o????????f?b?w?^???o???q?x?? (gd) ?e???????b (3) ?p???[?_?e?????a adc ?o?? ? 0 ? ?f?[?^????b (4) ?e?n???b?n (mclk, bick, lrck) ????e?~????????p???[?_?e??????o?3??b figure 3. power - down/up sequence example
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 17 - ?v?x?e???y?v figure 4 ??v?x ?e?????????b????i????h???a????a?????]???{?[?h (akd5385a) ?e?q??????o?3??b 0.1 m 10 m 0.1 m 10 m vrefl 1 2 3 4 5 6 7 8 9 10 11 avss vcom lin+ lin- cks0 dvdd dvss ovf pdn dif AK5385A dsp and up 28 27 26 vrefr avss test digital supply 3.0 ~ 5.25v 12 m/s 13 lrck 14 bick reset 25 24 rin+ rin- 23 22 avdd avss 21 20 bvss dfs1 19 18 hpfe dfs0 17 16 mclk cks1 15 sdto analog supply 4.75 ~ 5.25v 0.1 m 10 m 0.22 m 0.1 m 10 m ?? : - AK5385A ? avss, bvss, dvss ?????r???g???[??????o?????h??a????z?????o?3??b - ?v???_?e???s?? (cks0, cks1, test pin) ??o??f?b?w?^?????s????i?[?v?????????o?3??b figure 4. typical connection diagram analog ground digital ground system controller 1 2 3 4 5 6 7 8 9 10 11 12 28 27 26 25 24 23 22 21 20 19 18 17 14 16 15 vrefl avss vcom lin+ lin - cks0 dvdd dvss ovf dif m/s vrefr avss test rin+ rin - avdd avss bvss dfs1 hpfe dfs0 mclk AK5385A lrck bick cks1 sdto pdn 13 figure 5.ground layout ?? : - avss, bvss, dvss ?????a?i???o?o?????h???????o?3??b
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 18 - 1. ?o?????h???d?1??f?j?b?v?????o ?d?1???o?????h?????????\?a???????o?3??b avdd, dvdd ?a??d?1???????3????????a?d?1??? ????v?[?p???x?e?l?|??k?v??????1???b avss, bvss, dvss ??a?i???o?o?????h???????o?3??b ?v?x ?e????o?????h??a?i???o???f?b?w?^?????a????z?? pc ?{?[?h????d?1?????????????????o?3??b ???e???f?j?b?v?? ???o?r???f???t?????-?d?1?s??????-???????o?3??b 2. ?????d?3 a/d ?????????d?3? vrefl/r pin ??d?3?? avss pin ??d?3??????b avss pin ??a?i???o?o?????h?????a vrefl/r pin ???d?1????l?a????g?m?c?y?e??????????? 0.1 m f ??z???~?b?n?r???f???t?? 10 m f ?????d ?e?r???f???t?e vrefl/r pin ?? avss ?????????o?3??b???z???~?b?n?r???f???t??s????????????? ???????????o?3??b?3????f?b?w?^???m???a???n???b?n????2?????j?b?v?????o ?e?e??????? vrefl/r pin ?????????????????o?3??b vcom ??a?i???o?m????r?????d?3??????g?????b???s????????g?m?c?y?e??????????? 0.22 m f ???x??z???~?b?n?r???f???t?e avss ????????????o?3??b???a?z???~?b?n?r???f???t??s???????? ????????????????o?3??b vcom pin ?????d???e??????????1???b?f?b?w?^???m???a???n???b?n? ???2?????j?b?v?????o?e?e???????a vcom pin ?????????????????o?3??b 3. ?a?i???o?? ?a?i???o???m????e?`???l??? ??????s?????????2?????3????b???d?3? lin+(rin+) ?? lin - (rin - ) ????d?3??????b???????w? 2.9vpp (typ) ????b AK5385A ? avss ???? avdd ?????d?3 ?e????????a???????b?o??r?[?h??t?h?[?}?b?g? 2 ? s ?r???v???????g????b dc ?i?t?z?b?g (adc ??? ? dc ?i?t?z?b?g???t ) ????? hpf ???l?????z???3????b AK5385A ? 128fs ( 6.144mhz@fs=48khz , normal speed mode) ???a?i???o???e?t???v?????o????b?f ?b?w?^ ???t?b???^??a 128fs ??????{?t????????e???-?j?~???????m?c?y?e?s??????????b?????????i?[?f?b ?i?m????? 128fs ?t?????????m?c?y?e???a?????????1??????a??p? rc ?t?b???^?? 128fs ?t????m?c?y?e ?\?a??????3?1?????a???????b AK5385A ??a?i???o?d?1?d?3? +5v ????????a?a?i???o???s?? (l in+/ - , rin+/ - ) ???a a vdd +0.3v ????a a vss - 0.3v ??o??d?3?? 10ma ?????d???e??????????1???b?????d?????????????????h??j ??a?3???????b?`?a ?b?v?e?????n???a ic ??j????????b?]????a????a?i???o???h??d?1?d?3?a?a 15v ????????a?i???o???s???e?a????????i?????m????????????k?v?a??????b
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 19 - 4. ?o???a?i???o?????h? figure 6 ????o?b?t?@???h?????b???]?e???]???h?????q?c?? - 10db ?????????h????b lin+/ - (rin+/ - ) ??? 10nf ??a???2???n???b?n?t?b?[?h?x???[?e?????????r???f???t????b????a 22 w ??????1???? 360khz ??j?b?g?i?t?e???a lpf ?????????b?o?i?a???v??? 370khz ??j ?b?g?i?t?e???a lpf ?????????b? ???]???{?[?h?e?q??????o?3??b 4 5 lin+ lin- AK5385A analog in 4.7k 4.7k vp+ vp- njm5532 47 m 3k 470p 910 22 47 m 3k 470p 910 22 bias 10n 9.56vpp 2.9vpp 2.9vpp bias 10 m 0.1 m bias 10k 10k va va = 5v vp+ = 15v vp- = -15v figure 6.input buffer example figure 7 ? AK5385A ??a?i???o?????h? 2(1 st order hpf: fc=0.66hz, table 6; 1 st order lpf: fc=590khz, gain= - 14db, table 7 ) ????b?v???o???g???h?????????????????????????r??????]?o?b?t?@?a? ?a???|???b figur e 7 ????v???o???g???h????? jp1, 2 ?e?v???[?g?a???????? jp1, 2 ?e?i?[?v???????b ?????h??????x??? +/ - 14.7vpp ????b bnc njm5534 4 5 lin+ lin- AK5385A 4.7k 4.7k jp1 jp2 91 91 1.5n 2.9vpp njm5534 njm5534 1k 22 m 1k 22 m 10k 10k 4.7k 4.7k va 10 m 0.1 m vin- vin+ xlr 100 2.9vpp 14.7vpp 14.7vpp bias figure 7.input buffer example fin 1hz 10hz frequency response - 1.56db - 0.02db table 6. frequency response of hpf fin 20khz 40khz 6.144mhz frequen cy response - 0.005db - 0.02db - 15.6db table 7. frequency response of lpf
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 20 - 5. ?a?? figure 8 ? vrefl/r pin ? 0.1 m f ??r???f???t?????????3???r???f???t??e??? s/(n+d) ????w?e?|??? ??????b???2?a?r???f???t??e??a?c?2?a?c???????b [ ?a??e?? ] ?e avdd = 5.0v, dvdd = 3.3v; avss = bvss = dvss = 0v ?e fs = 48khz ?e?a??? ?? = 10hz ~ 20khz ?e ta = 25 c ?e audio precision system two cascade ?g?p s/(n+d) vs. vref cap 100.0 101.0 102.0 103.0 104.0 105.0 106.0 0 50 100 150 200 250 vref cap [uf] s/(n+d) [db] lch rch figure 8. s/(n+d) vs. vref cap 6. ?????f?o?c?x??? AK5385A ?e?v?x?e???????????a?g???????a?e?f?o?c?x?????????t???v?????o????????????a?k?v ????b???t???v?????o?????????a mclk ?? lrck ??v?x?e????? AK5385A ?s????????????^?c?~???o ??????k?v ?a??????b?v?x?e??????s??? AK5385A ?e????n???b?n?g?b?w?? ad ????3?1????????a AK5385A ??????z?b?g?m???a mclk ??g?b?w??d?????????????a???????z?b?g?e?s????o?3??b
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 21 - ?p?b?p?[?w (AK5385Avf) 0.1 0.1 0 -10 detail a seating plane note: dimension "*" does not include mold flash. | 0.10 0.1 5- 0. 0 5 0. 22 0.1 0.65 *9.8 0.2 1.25 0.2 a 1 14 15 28 28 pin vsop (unit: mm) *5.6 0.2 7.6 0.2 0.5 0.2 +0.1 0.675 n material & lead finish package molding compound: epoxy lead frame material: cu lead fr ame surface treatment: solder (pb free) plate
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 22 - ?p?b?p?[?w (AK5385Avs) 0 -10 0.10 0.1 5- 0. 0 5 1.095typ 18.7 0.3 28 pin sop (unit: mm) 7.5 0.2 0.75 0.2 +0.1 10.4 0.3 2.2 0.1 1.27 0.12 m +0.1 0.1-0.05 0.4 0.1 n material & lead finish package molding compound: epoxy lead frame material: cu lead frame surface treatment: solder (pb free) plate
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 23 - ?}?[?l???o (AK5385Avf) akm AK5385A v f xxxbyyyyc xxxbyyyyc date code identifier xxxb : lot number (x : digit number, b : alpha character) yyyyc : assembly date (y : digit number, c : alpha character)
asahi kasei [ AK5385A] ms0265 - j - 01 2003/11 - 24 - ?}?[?l???o (AK5385Avs) akm AK5385A v s xxxbyyyyc xxxbyyyyc date code identifier xxxb : lot number (x : digit number, b : alpha character) yyyyc : assembly date (y : digit number, c : alpha character) ?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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