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asahi kasei [ak5393] m0038-j-04 2000/4 - 1 - ?t?@?@?v ak5393 ? 108khz ?????t???v?????o???[?g??????? 24 ?r?b?g?c 128 ?{?i?[?o?t???v?????o 2ch a/d ?r???o ?[?^????b?????2????v?j?-??g???n???x?g ?e?f???a???r?b?g?????e??p?a?]????v???o???r?b?g??????d ?????c?y??????|???a?3????l??_?c?i?~?b?n?????w?e??????????b ak5393 ??a?i???o??????s? ???`??????????a?n?c?g???h??f?b?w?^???i?[?f?b?i?m???????a?v???p?[?v????????k????b????a ak5393 ??d?1??a?i???o 5v ?a?f?b?w?^?? 3.3v ???????????a?e??? 3.3v ????w?b?n ic ?? i/f ?a?\????b ??@?@? o ?t???v?????o???[?g : 1khz ?` 108khz o ???s????? o s/(n+d): 105db o dr: 117db o s/n: 117db o ?????\???????f?b?w?^???t?b???^??? ????? : 0 ?` 21.768khz (@fs=48khz) ????????b?v?? : 0.001db ?j?~??????? : 110db o hpf ???i?t?z?b?g?l?????u???[?v??????? o ?d?1?d?3 : 5v ?} 5% ( ?a?i???o ), 3 ?` 5.25v ( ?f?b?w?^?? ) o ????d? : 470mw o ?p?b?p?[?w : 28 ?s?? sop o ak5392 ?s???y? lrck vrefl gndl sclk smode1 fsync serial output interface smode2 dgnd va agnd bgnd cal rst vd controller sdata mclk dfs hpfe zcal ainr- gndr delta-sigma modulator delta-sigma modulator voltage reference voltage reference decimation filter decimation filter hpf hpf calibration sram vcoml ainl+ ainl- ainr+ vcomr vrefr 12 11 14 13 16 15 19 17 18 8 7 10 9 21 22 23 27 28 26 24 25 6 5 4 3 2 1 enhanced dual bit d s 96khz 24-bit adc ak 5393
asahi kasei [ak5393] m0038-j-04 2000/4 - 2 - n ?i?[?_?????o?k?c?h ak5393-vs ? 10~+70 c 28pin sop akd5393 ak5393 evaluation board n ?s???z?u 6 5 4 3 2 1 vrefl gndl ainl+ vcoml ainl- zcal vd 7 dgnd 8 top view 10 9 cal rst smode2 11 smode1 12 13 1 4 lrck sclk vrefr gndr vcomr ainr+ ainr- va agnd bgnd test hpfe dfs mclk 23 24 25 26 27 28 22 21 19 20 18 17 16 15 fsync sdata n ak5392 ????y??? ak5392 ak5393 pin 18 cmode dfs fs (max) 54khz 108khz mclk (dfs ="l"@fs=48khz) 256fs/384fs 256fs mclk (dfs ="h"@fs=96khz) ??????? 128fs
asahi kasei [ak5393] m0038-j-04 2000/4 - 3 - ?s???z?u no . pin name i/o function 1 vrefl o lch ?????d?3?o??s???c 3.75v gndl ?????? 10 f ??d?e?r???f???t?? 0.1 f ??z???~?b?n?r???f???t ?e??????b 2 gndl - lch ?????o?????h?s?? , 0v 3 vcoml o lch ?r?????d?3?s?? , 2.75v 4 ainl+ i lch ?a?i???o?3???s?? 5 ainl- i lch ?a?i???o?????s?? 6 zcal i ?[???l?????u???[?v?????s?? ?@ ?i?t?z?b?g?l?????u???[?v??????g??????m???e?i?e????b "l" ?f vcoml , vcomr "h" ?f?a?i???o???s?? ?i ainl ?} ,ainr ?}?j 7 vd - ?f?b?w?^?????@?d?1?s???c 3.3v 8 dgnd - ?f?b?w?^?????@?o?????h?s?? 9 cal o ?l?????u???[?v?????x?e?[?^?x?s?? "h" ??????i?t?z?b?g?l?????u???[?v???????e?|????b rst ?s???a "h" ??????l?????u???[?v?????a?j?n?3??a dfs = " l " ???? 8704lrck ?t?c?n???? "l" ??????b dfs = " h " ???? 17408lrck ?t?c?n???? "l" ??????b 10 rst i ???z?b?g?s?? "l" ??????f?b?w?^?????a?p???[?_?e???3????b "h" ??? ???i?t?z?b?g?l?????u???[?v?????a?j?n?3????b?d?1????? ??x??l?????u???[?v?????e?n??????o?3??b 11 12 smode2 smode1 i i ?v???a???c???^?t?f?[?x???[?h?i?e?s?? msb ?t?@?[?x?g , 2's ?r???v???????g smode2 smode1 mode lrck l l slave mode : ?o?l???@ ?@ : h/l l h master mode : ?^?? i ?q s : h/l h l slave mode : i ?q s : l/h h h master mode : i ?q s : l/h 1 3 lrck i/o l/r ?`???l???i?e?n???b?n?s?? smode1="h" ??????a???z?b?g??? smode2="l" ??? "h" ???a s mode2="h" ??? "l" ????b
asahi kasei [ak5393] m0038-j-04 2000/4 - 4 - 14 sclk i/o ?v???a???f?[?^?n???b?n?s?? ???s???????o?a????o??f?[?^?a?p?r?b?g?o??3????b slave mode: 48fs ?????n???b?n?a?k?v????b master mode: 1 28fs(dfs ="l") ?a 64fs(dfs ="h") ??n???b?n?a?o??3????b ???z?b?g??? "l" ????b 15 sdata o ?v???a???f?[?^?o??s?? msb ?t?@?[?x?g , 2's ?r???v???????g?b???z?b?g??? "l" ????b 16 fsync i/o ?t???[?????n???b?n?s?? slave mode: "h" ????? sdata ??o??a?c?l?[?u???3????b i ?q s ???[?h??? don ? t care ????b master mode: 2 fs ??n???b?n?a?o??3????b???z?b?g??? "l" ???? 17 mclk i ?}?x?^?n???b?n???s?? 256fs at dfs ="l", 128fs at dfs ="h" 18 dfs i ?{???t???v?????o???[?h?i?e?s?? "l": ???? "h": ?{?? 1 9 hpfe i hpf ?c?l?[?u???s?? "l": off "h": on 2 0 test i ?e?x?g?s?? ( pull-down pin) gnd ???????o?3??b 2 1 bgnd - ???a?o?????h?s?? , 0v 2 2 agnd - ?a?i???o???@?o?????h?s?? , 0v 23 va - ?a?i???o???@?d?1?s?? , 5v 24 ainr- i rch ?a?i???o?3???s?? 2 5 ainr+ i rch ?a?i???o?????s?? 26 vcomr o rch ?r?????d?3?s?? , 2. 7 5v 27 gndr - rch ?????o?????h?s???c 0v 28 vrefr o rch ?????d?3?o??s???c 3.75v gndr ?????? 10 f ??d?e?r???f???t?? 0.1 f ??z???~?b?n?r???f???t ?e??? ???b ???j ?s????f?b?w?^?????s????i?[?v?????????o?3??b
asahi kasei [ak5393] m0038-j-04 2000/4 - 5 - ?a????????i (agnd,bgnd,dgnd=0v; note 1) parameter symbol min max units power supplies: analog digital |bgnd-dgnd| (note 2) va vd 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 vina -0.3 va+0.3 v digital input voltage vind -0.3 vd+0.3 v ambient temperature (power applied) ta -10 70 c storage temperature tstg -65 150 c note s : 1. ?d?3??s???o?????h?s????????l????b 2. agnd, bgnd, dgnd ??a????a?i???o?o?????h???????o?3??b ??? ?f ???l?e??|???e?????g?p???????a ic ?e?j???????a??????b ?@?@?@ ???????????????3???1???b ???????e?? (agnd,bgnd,dgnd=0v; note 1) parameter s ymbol min typ max units power supplies: a nalog (note 3) digital va vd 4.75 3.0 5 .0 3.3 5.25 5.25 v v note s : 1. ?d?3??s???o?????h?s????????l????b 3. va ?? vd ????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 [ak5393] m0038-j-04 2000/4 - 6 - ?a?i???o??? ?@?@ ( ??l??????? ta=25 ?? ; va=5.0v; vd=3.3v; agnd,bgnd,dgnd=0v; fs=48khz; ?m????g?? =1khz; 24 ?t??o? ; ?a????? =10hz ?` 20khz) parameter min typ max units resolution 24 bits analog input characteristics: fs=48khz -1dbfs -20dbfs -60dbfs 98 - - 105 94 54 d b db db s/(n+d) fs=96khz bw=40khz -1dbfs -20dbfs -60dbfs 96 - - 103 85 45 db db db dynamic range (-60dbfs with a-weighted ) 112 117 db s/n ( a-weighted ) 112 117 db interchannel isolation 110 120 db interchannel gain mismatch 0.1 0.5 db gain drift 150 ppm/ c offset error after calibration, hpf=off after calibration, hpf=on 200 1 1000 lsb 24 lsb 24 offset drift (hpf=off) - 10 - lsb 24 / c offset calibration range (hpf=off) 50 mv input voltage (ain+)-(ain-) 2.3 2.45 2.6 v input impedance 2.4 4 k w power supplies power supply current va vd (fs=48khz; dfs = " l " ) (fs=96khz; dfs = " h " ) 90 6 9 130 9 14 ma ma ma power dissipation 470 680 mw power supply rejection (note 4) 70 db note s : 4. ?d?1?d?3??????g?? 1khz ?a?u?? 20mvpp ??3??g?e??z?????????a ??????u????????o??u???????????k?????b
asahi kasei [ak5393] m0038-j-04 2000/4 - 7 - ?f?b?w?^???t?b???^??? (fs=48khz) (ta=25 c ; va=5.0v 5%; vd=3.0 ~ 5.25v; fs=48khz, dfs = " l " ) parameter symbol min typ max units adc digital filter(decimation lpf): passband (note 5) pb 0 21.768 khz stopband ( note 5) sb 26.232 khz passband ripple pr 0.001 db stopband attenuation (note 6) sa 110 db group delay distortion d gd 0 us group delay (note 7) gd 38.7 1/fs adc digital filter(hpf): freq u ency response (note 5) -3db -0.1db fr 1.0 6.5 hz hz ?f?b?w?^???t?b???^??? (fs=96khz) (ta=25 c ; va=5.0v 5%; vd=3.0~5.25v; fs=96khz, dfs = " h " ) parameter symbol min typ max units adc digital filter(decimation lpf): passband (note 5) pb 0 43.536 khz stopband ( note 5) sb 52.464 khz passband ripple pr 0.003 db stopband attenuation (note 8) sa 110 db group delay distortion d gd 0 us group delay (note 7) gd 38.8 1/fs adc digital filter(hpf): freq u ency response (note 5) -3db -0.1db fr 2.0 13.0 hz hz notes: 5. ??????a?j?~?????g??? fs ?i?v?x?e???t???v?????o???[?g?j????????b 6. fs=48khz ??????a?i???o???2?? 6.144mhz ???a?i???o???e?t???v?????o????b?t?? ?v?????o??g????????{????? ?i n x 6.144mhz ?} 21.768khz ;n=0,1,2,3 ?j??????m?? ?@ ?@??f?b?w?^???t?b???^???????????3???1???b 7. ?f?b?w?^???t?b???^???????z?x?????a?a?i???o?m???a???3??????????`???l??? 24 ?r?b ?g?f?[?^?a?o????w?x?^??z?b?g?3??????????????b hpf: on ?????? 40.7/fs(dfs = " l " ), 40.8/fs(dfs = " h " ) typ. ????b 8. fs=96khz ??????a?i???o???2?? 6.144mhz ???a?i???o???e?t???v?????o????b?t?? ?v?????o??g????????{????? ?i n x 6.144mhz ?} 43.536khz ;n=0,1,2,3 ?j??????m?? ?@ ?@??f?b?w?^???t?b???^???????????3???1???b
asahi kasei [ak5393] m0038-j-04 2000/4 - 8 - dc ??? (ta=25 c ; va=5.0v 5%; vd=3.0 ~ 5.25v) parameter symbol min typ max units high-level input voltage low-level input voltage vih vil 70%vd - - - - 30%vd v v high-level output voltage iout=-20 a low-level output voltage iout=20 a voh vol vd-0.1 - - - 0.1 v v input leakage current iin - - 10 a switching characteristics (ta=25 c ; va=5.0v 5%; vd=3.0 ~ 5.25v; c l = 20pf) parameter symbol m in t yp m ax units control clock frequency master clock 256fs: pulse width low pulse width high serial data output clock (sclk) channel select clock (lrck) duty cycle fclk tclkl tclkh fslk fs 0.256 29 29 1 25 12.288 6.144 48 13.824 6.912 108 75 mhz ns ns mhz khz % serial interface timing (note 9) slave mode(smode1="l") sclk period sclk pulse width low pulse width high sclk falling to lrck edge (note 10) lrck edge to sdata msb valid sclk falling to sdata valid sclk falling to fsync edge master mode(smode1="h") sclk frequency (dfs ="l") sclk frequency (dfs ="h") duty cycle fsync frequency duty cycle sclk falling to lrck edge lrck edge to fsync rising sclk falling to sdata valid sclk falling to fsync edge tslk tslkl tslkh tslr tdlr tdss tsf fslk fslk ffsync tslr tlrf tdss tsf 144.7 65 65 -45 -45 -20 -20 128fs 64fs 50 2fs 50 1 45 45 45 45 20 45 20 ns ns ns ns ns ns ns hz hz % hz % ns tslk ns ns reset/calibration timing rst pulse width rst falling to cal rising rst rising to cal falling (note 11) rst rising to sdata valid (note 11) trtw trcr trcf trtv 150 8704 8960 50 ns ns 1/fs 1/fs notes: 9. ?v???a???f?[?^?c???^?t?f?[?x????e?q??????o?3??b 10. ???k?i?l? lrck ??g?b?w?? sclk ? " ?a " ?a?d??????????k????????b 11. rst ?e????????????? lrck ?n???b?n? " ?a " ?????????b?k?i?l??}?x?^???[?h????l?b ?x???[?u???[?h??? 1-lrck ?n???b?n (1/fs) ??-?????b????a dfs = " h " ??? ?@ trcf=17408,trtv=17920 ??????b
asahi kasei [ak5393] m0038-j-04 2000/4 - 9 - n ?^?c?~???o?g?` lrck sclk sdata tdss tslr tslkl tslkh tslk tdlr msb msb-1 msb-2 serial data timing (slave mode, fsync="h") lrck sclk tslr tsf sdata tdlr msb d1 d0 tsf tdss fsync serial data timing (slave mode) lrck sclk sdata tdss tslr tslkl tslkh tslk msb msb-1 tdss serial data timing (i 2 s slave mode, fsync = don't care)
asahi kasei [ak5393] m0038-j-04 2000/4 - 10 - lrck sclk tslr tsf sdata msb-1 tsf tdss msb fsync tlrf serial data timing (master mode & i 2 s master mode, dfs ="l") rst sdata trtv trcr cal trtw trcf reset & calibration timing
asahi kasei [ak5393] m0038-j-04 2000/4 - 11 - ?@?\??? n ?v?x?e???n???b?n ak5393 ??k?v???3???n???b?n??a mclk, lrck( fs), sclk ????b mclk ?? lrck ??????k?v?a????? ?a????e????1??k?v??????1???b???????[?h (dfs ="l") ??? mclk ? 256fs ???a?{?????[?h (dfs="h") ?? ? mclk ? 128fs ????b?\?p??w????i?[?f?b?i???[?g?????? ak5393 ??k?v???3???e?n???b?n???g???e ?|????b ak5393 ??? lrck ?n???b?n??????????o???h?e?????????????a???????e?n???b?n???g?????x???? ????^?c?~???o?a??????????????i????z?b?g?a??????a???????1?a?s?????b????????d?1????? ??o??o?????????z?b?g?e?????k?v??????1???b ?p???[?_?e???? ( rst ="l") ??o??a?e?o???n???b?n ?i mclk, sclk, lrck ?j?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 speed normal(dfs ="l") double(dfs ="h") lrck (max) 54khz 108khz sclk ~ 128fs ~ 64fs mclk 256fs 128fs ?\?p?d?v?x?e???n???b?n fs mclk sclk 32.0khz 8.1920mhz 4.0960mhz 44.1khz 11.2896mhz 5.6448mhz 48.0khz 12.2880mhz 6.1440mhz 96.0khz 12.2880mhz 6.1440mhz ?\?q?d?v?x?e???n???b?n??g??? n ?v???a???f?[?^?c???^?t?f?[?x ak5393 ? 4 ??t??f?[?^?t?h?[?}?b?g?a smode2,smode1 ?s?????i?e???????b?f?[?^??o??`???l??? lrck ?n???b?n???????a fs ????[?g?????`???l????f?[?^?a?o??3????b a/d ????f?[?^? sclk ???? ?? sdata ?s?????? smode2,smode1 ?s????y???]????o??3????b?o??f?[?^??t?h?[?}?b?g? 2's ?r?? ?v???????g?a msb ?t?@?[?x?g????b figure smode2 smode1 mode lrck figure 1 l l slave mode lch = h, rch =l figure 2 l h master mode lch =h, rch =l figure 3 h l i 2 s slave mode lch =l, rch =h figure 4 h h i 2 s master mode lch =l, rch =h ?\?r?d?v???a???c???^?t?f?[?x
asahi kasei [ak5393] m0038-j-04 2000/4 - 12 - lrck( i ) sclk( i) 0 1 2 20 21 23 24 15 0 1 20 22 23 25 0 1 25 22 21 24 lch data rch data sdata( o) 23 22 23 21 7 4 2 4 3 2 0 1 21 22 3 1 0 3 2 3 fsync( i ) fsync( i ) 23 23 22 5 3 5 4 3 1 0 2 22 4 2 1 0 22 23 23 sdata( o) 23:msb,0:lsb ?}?p?d?f?[?^?^?c?~???o ?i?x???[?u???[?h?j lrck(o) sclk( o) 0 1 2 20 21 23 24 15 34 3 20 21 23 0 1 25 22 2 22 3 0 1 fsync(o) 23 23 5 3 5 4 3 1 0 2 22 4 2 1 0 23 sdata( o) lch data 33 25 24 33 34 22 23:msb ,0:lsb rch data ?}?q?d?f?[?^?o??^?c?~???o ?i?}?x?^?[???[?h?a dfs = " l " ?? ) lrck( i ) sclk( i) 0 1 2 19 20 22 23 0 1 19 21 22 24 0 1 24 21 20 23 3 2 3 23 23 22 6 4 6 5 4 2 1 3 22 5 3 2 1 23 sdata( o) lch data rch data 23:msb,0:lsb 0 0 ?}?r?d?f?[?^?o??^?c?~???o (i ?q s ?x???[?u???[?h?? , fsync: don ? t care. ) lrck(o) sclk( o) 0 1 2 20 21 23 24 15 34 3 20 21 23 0 1 25 22 2 22 3 0 1 fsync(o) 23 23 23 5 3 5 4 3 1 0 2 22 4 2 1 0 23 sdata( o) lch data rch data 33 25 24 33 34 22 23:msb,0:lsb ?}?s?d?f?[?^?o??^?c?~???o ?i i ?q s ?}?x?^?[???[?h?a dfs = " l " ?? )
asahi kasei [ak5393] m0038-j-04 2000/4 - 13 - n ?i?t?z?b?g?l?????u???[?v???? rst ?s???e "l" ??????a?f?b?w?^??????y?p???[?_?e?????[?h??????b "h" ??????i?t?z?b?g?l???? ?u???[?v?????a?j?n?3????b?i?t?z?b?g?l?????u???[?v??????d?1??????k????x?n??????o?3??b ?i?t?z?b?g?l?????u???[?v????????e?`???l??????e?a???a?i?t?z?b?g?a?3?p??f?[?^??????l?????u ???[?v????????????l?^?3????b?l?????u???[?v????????f?[?^????i?t?z?b?g?l?e????????l???a ?3?3??o??3????b?l?????u???[?v?????????? zcal ????x?????????a?i???o???s?? ?i ain+/- ?j???a vcom ?s??????????????^?|??????b zcal ?a "h" ???????a?i???o???s????d?3?a?a??3??a "l" ????? ? vcom ?s????d?3?a?a??3????b cal ?o???l?????u???[?v?????? "h" ????b n ?f?b?w?^?? hpf ak5393 ? dc ?i?t?z?b?g?l?????z?????????f?b?w?^?? hpf ????????b hpf ? fc ??a fs=48khz ?? 1hz ?? ??????a??g??????? fs ????????b
asahi kasei [ak5393] m0038-j-04 2000/4 - 14 - ?v?x?e???y?v ?v?x?e??????e?} 5 ??|????b????i????h???a????a?????]???p?{?[?h ?i akd5393 ?j?e?q??????o ?3??b vrefl 1 gndl 2 vcoml 3 ainl+ 4 ainl- 5 zcal 6 vd 7 dgnd 8 cal 9 rst 10 smode2 11 smode1 12 vrefr 28 gndr 27 vcomr 26 ainr+ 25 ainr- 24 va 23 agnd 22 bgnd 21 test 20 hpfe 19 dfs 18 mclk 17 0.1 10 + ak5393 13 14 16 15 lrck sclk fsync sdata 0.22 lch+ +3.3~5v digital rch+ rch- 0.22 reset & cal control 10 + 0.1 system controller mode select +5v analog + 0.1 10 0.1 10 + lch- fs 256fs analog ground system ground @fs=48k ?}?t?d?v?x?e????? note s : - lrck = fs, sclk =64fs. - va ?? vd ??z???a???m?????[?^?????c???s?[?_???x?????a????o?3??b - agnd, bgnd, dgnd ?????a?i???o?o?????h???????o?3??b - ?t3y / ????y??o???????y???????o?3??b analog ground digital ground system controller vrefl 1 gndl 2 vcoml 3 ainl+ 4 ainl- 5 zcal 6 vd 7 dgnd 8 cal 9 rst 10 smode2 11 smode1 12 vrefr 28 gndr 27 vcomr 26 ainr+ 25 ainr- 24 va 23 agnd 22 bgnd 21 test 20 hpfe 19 dfs 18 mclk ak5393 17 13 14 16 15 lrck sclk fsync sdata ?}?u?d?o?????h???c?a?e?g
asahi kasei [ak5393] m0038-j-04 2000/4 - 15 - 1. ?o?????h???d?1??f?j?b?v?????o ?d?1???o?????h?????????\?a???????o?3??b?a?i???o?o?????h???f?b?w?^???o?????h??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?1?? vcom a/d ?????????d?3? vrefl/r ?s????d?3?? gndl/r ?s????d?3??????b gndl/r ? agnd ?????a vrefl/r ?s????????g?m?c?y?e??????????? 0.1 f ??z???~?b?n?r???f???t?? 10 f ??o??d?e?r???f?? ?t?e vrefl/r ?? gndl/r ?????????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?3?????? vrefl/r ?s?????? ?????????????o?3??b????a vrefl/r ?s???????d???e??????????1???b vcom ??a?i???o?m????r?????d?3??????g?????b???s????????g?m?c?y?e??????????? 0.22 f ??z???~?b?n?r???f???t?e agnd ???????s????????????????????????o?3??b?3????f?b?w?^???m ???a???n???b?n????2?????j?b?v?????o?e?3?????? vcom ?s???????????????????o?3??b????a vcom ?s???????d???e??????????1???b 3. ?a?i???o?? ?a?i???o???m????e?`?????l?????????s?????????2?????3????b???d?3? ain+ ?? ain- ??? ?d?3??????b???????w??} 2.45vpp( typ) ????b ak5393 ? agnd ???? va ?????d?3?e????????a?? ?????b?o??r?[?h??t?h?[?}?b?g? 2's ?r???v???????g ?i 2 ??a???j???3??t???x?p?[?????????d?3??? ???? 7fffffh(@24bit) ?a????t???x?p?[????o??????? 800000h(@24bit) ?a?3????????z?l? 000000h(@24bit) ????b dc ?i?t?z?b?g??i?t?z?b?g?l?????u???[?v?????e??s????????l?????z???3?? ??b ak5393 ? 128fs(6.144mhz @fs=48khz,dfs="l") ???a?i???o???e?t???v?????o????b?f?b?w?^???t?b???^ ??a 128fs ??????{?e???-?j?~???????m?c?y?e?s??????????b?????????i?[?f?b?i?m????? 128fs ?t??? ??????m?c?y?e??a?????????1???????p? rc ?t?b???^?? 128fs ?t????m?c?y?e?\?a?????3?1?????a ???????b ak5393 ??a?i???o?d?1?d?3? +5v ????????a?a?i???o???s?? ?i ain+/- ?j???a va+0.3v ????a agnd-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 [ak5393] m0038-j-04 2000/4 - 16 - ?}?v????o?b?t?@???h?????b???] ?e???]???h?????q?c?? -10db ?????????h????b ain+/- ??? 10 nf ??a ???2???n???b?n?t?b?[?h?x???[?e?????????r???f???t????b????a 22 w ??????1???? 36 0khz ??j?b?g?i ?t?e??a lpf ?????????b?o?i?a???v??? 37 0khz ??j?b?g?i?t?e??a lpf ?????????b??????? ???i?t?z?b?g??y?e?z???t?l?????u???[?v???????l?????z?????????b????]???{?[?h?e?q??????o?3 ??b 4.7k - + - + 22 3k 910 - + 22 910 ak5393 ain+ ain- cal zcal analog in 8.1vpp "l" at self calibration 47 47 njm5532 va= 5v vp= 15v 4.7k 10 + 10k 10k 0.1 bias va+ 2.45vpp 2.45vpp vp+ vp- bias 470p 3k 470p bias 10n ?} 7 . ???o?b?t?@???h? 1 ?} 8 ? ak5393 ??a?i???o?????h? 2 (1 st order hpf; fc=0.66hz, ?\ 4 1 st order lpf; fc=590khz, gain=-14db, ?\ 5) ?? ??b?v???o???g???h?????????????????????????????]?o?b?t?@?a??a???|???b ( ?}????v?? ?o???g???h????? jp1, jp2 ?v???[?g?a???????? jp1, jp2 ?i?[?v?? ) ?b?????h??????x??? +/-12.4vpp ????b (ak5393: +/-2.45vpp typ.). 180 100 bias vin+ ak5393 ain+ - + va 1.5n 1k 10k 22u 180 vin- ak5393 ain- - + 1k 22u 10k 0.1u 10u 4.7k 4.7k xlr bnc - + 4.7k 4.7k jp2 jp1 njm5534 njm5534 njm5534 2.45vpp 2.45vpp 12.4vpp 12.4vpp ?} 8. ???o?b?t?@???h? 2 fin 1hz 10hz frequency response -1.56db -0.02db ?\ 4 ?d frequency response of hpf fin 20khz 40khz 6.144mhz frequency response -0.005db -0.02db -15.6db ?\ 5 ?d frequency response of lpf
asahi kasei [ak5393] m0038-j-04 2000/4 - 17 - ?p?b?p?[?w 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 ?t?? ?e???b?l?d?l ?p?b?p?[?w?t?? ?f ?g?|?l?v?n??? ???[?h?t???[???t?? ?f ?o ???[?h?t???[?????? ?f ???c???b?l
asahi kasei [ak5393] m0038-j-04 2000/4 - 18 - ?}?[?l???o?d?l akm ak5393 v s xxxbyyyyc japan xxxbyyyyc ???e xxxb: ???b?g???? (x : ???? , b : ?p?? ) yyyyc: ???????@ (y : ???? , c : ?p?? ) ?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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