asahi kasei [ AK2301] 1 2013/05 3.3v ??? ?`?? ? AK2301?8khz???8bitg? pcm`???????? a-law Rt???? -law Rt??xk?? ??? a/d d/a Q a-law/ -law Qi ??g??` g?Mpm? ??` 16?tssop??` ?? 5.0*6.4mm ???? 0.65mm L g??pcm`????i O??C? ? ?` ? a-law,-law?Rtxk pcm?`???` longframe/shortframe? pcm?`??` 64k*n(n=132)hz 642048khz ?`bclk=lr {??i ??600?l? +3.0+3.6vg?? M ? r 8ma(typ) ? ?`r 5ua(typ) ?? AK2301 pcm i/f codec core aaf smf bgref vdd vss vref dx dr fs bclk gst vftn vftp vr vfr gsr ampt ampr 600 drive a/d pll pllc internal main clock d/a power down alawn muten 600drive AK2301
asahi kasei [ AK2301] 2 2013/05 ? ? - ?? ?????????????? 1 - ??????????????? 3 - ?C ??????????????? 4 - ~?? ????????????? 5 - ?X ????????????? 5 - ?? ?????????????? 5 - ??`? ???????? 10 - ??`?? ???????? 11 - ?`? ??????????? 11 - ??????????????? 12 - Ch ??????????????? 13 - pcm`?? ?????????? 13 - pcm???` ??????? 13 - longframe/shortframe ?....???? 14 - ?`??` ????? 15 - ??r?X ????? 16 - ??X() ???????? 17
asahi kasei [ AK2301] 3 2013/05 i/o ? ?? ?`?r ?B ?` ?B q 10 vftn i analog 11 vftp i analog 9 gst o analog 50pf ac ? (*1) 10k (*2) hi-z 6 gsr o analog 40pf ac ? 600 (*2,*3) hi-z 7 vfr i analog 8 vr o analog 40pf ac ? 600 (*2,*3) analog ground hi-z 5 vdd - 13 vss - 4 fs i cmos `??? 2 bclk i cmos `??? 1 dx o cmos 50pf hi-z hi-z 3 dr i cmos `??? 16 muten i cmos `??? 15 alawn i cmos `??? 12 vref o analog vss ? 1.0uf 14 pllc o analog vss ? 0.33uf 40 ( ? z ) *1)ac??agnd???? *2)??????z?? *3)???gsrvrgac???
asahi kasei [ AK2301] 4 2013/05 ?C ?? din: ???? tout: ??`???? pwr: ?? ain: ???? aout: ????? ? C 10 vftn ain a/d?{???? vftp?????????????? {? 11 vftp ain a/d?{???? vftn?????????????? {? 9 gst aout a/d{???? ???????{? 6 gsr aout d/a{??? ????????{?vr?? ??????? 7 vfr ain d/a{???? ????????{? ???????????? ???gnd????????? ?{??????? 8 vr aout d/a?? gsr????????? 5 vdd pwr ?? 13 vss pwr ??? 4 fs din pcm?`?? pcm?`?????`rbclk ??8khz ????? fs???? bclk=l ??AK2301?``?? 2 bclk din pcm?`??`? bclk=l?AK2301??`????r?64k*n(n=132)hz 64k2048khz?duty4060%?? 1 dx tout pcm?`? bclk??a/d?pcm?`????` ?8??g???`????? 3 dr din pcm?`? bclk??pcm?`? 16 muten din ?`O? l??`??? 15 alawn din a/-law? l= a -law,h= -law ???r?h or l??? 12 vref aout ???? 1.0 uf?? 14 pllc aout pll ?A? 0.33uf 40%(?z)?
asahi kasei [ AK2301] 5 2013/05 ~?? ?` ? min max g ??R ?? / ?? vdd -0.3 4.6 v ???R v td -0.3 vdd+0.3 v ????R v ta -0.3 vdd+0.3 v ?? i in -10 10 ? tstg -55 125 ???????????? ??????^? ?X ?` ? min typ max g ??R ?? / ?? vdd 3.0 3.3 3.6 v ?? ta -40 85 ?`?? *) fs -1.0% 8 +1.0% khz ??R?????? vss 0v *)codec T? 8khz ?x??? ?? ??????? vdd = +3.0 v~+3.6v ta = -40 +85 fs=8khz ??^? ? ? min typ max g idd1 ? 1 ????o? 8 13 ma M i dd2 ?` (bclk=l) 5 100 a ??? ?R v oh i oh -1.6ma 0.8vdd v ??? ?R v ol i ol 1.6ma 0.4 v ??? ?R vih 0.7vdd v ??? ?R vil 0.3vdd v ? ill -10 +10 a ? ilt ??`?r -10 +10 a ?? ?R vrg 1.4 1.5 1.6 v ?y bclk=2.048mhz ???o? vftn,vftp( ) 1020hz@0dbm0 dr 1020hz@0dbm0 code
asahi kasei [ AK2301] 6 2013/05 pcm???` (lomg frame, short frame) ??? ta=-40 to +85 , vdd = 3.0~3.6v, vss = 0v, fs=8khz ??x????? ?????` voh = 0.8vdd vol = 0.4v ??y???? ????`` vih = 0.7vdd vil = 0.3vdd ??y? ac ?` ? min typ max g ? fs frequency f pf -1.0% 8 +1.0% khz bclk frequency f pb - f pf bclk duty cycle t wb 40 60 % rising/falling time: (bclk,fs, dx,dr) t rb t fb 40 ns hold time: bclk low to fs high t hbf 60 ns setup time: fs high to bclk low t sfb 60 ns setup time: dr to bclk low t sdb 60 ns hold time: bclk low to dr t hbd 60 ns delay time: bclk high to dx valid ? 1 t dbd 0 60 ns delay time: (a) bclk low to dx high-z or (b) fs low to dx high-z or (c) bclk high to dx high-z ? 1 t dzc 0 60 ns 1, 2 long frame hold time: 2 nd period of bclk low to fs low t hbfl 60 ns delay time: fs or bclk high, whichever is later,to dx valid ? 1 t dzfl 60 ns fs pulse width low t wfsl 1 1 short frame hold time: bclk low to fs low t hbfs 60 ns setup time: fs low to bclk low t sfbs 60 ns 2 ? 50pf ? 0.2ma l
asahi kasei [ AK2301] 7 2013/05 interface timing msb234567 msb234567 bclk fs dx dr t fb t rb t bd t bd 1/f pb t sfb t hbfl t hbf t dzfl t sdb t hbd t dbd t dzc fs 1/f pf t wfsl 8 8 t dzc t dzc (c) (a) (b) 1. long frame msb 2 3 4 5 6 7 msb 2 3 4 5 6 7 bclk fs dx dr t fb t rb t bd t bd 1/f pb t sfb t sfbs t hbf t sdb t hbd t dbd t hbfs t dbd t dzc 8 8 2. short frame
asahi kasei [ AK2301] 8 2013/05 codec ??? 0db O??y?? fs 8khz o??T?? g? y? ? = 8k[hz] fs i ~ ? y min typ max g ??? 0.531 vrms ~ 0dbm0@1020hz -0.6 0.6 db ~? vftp,vftn ( ) dx (*1) 3.14dbm0 0.762 vrms ??? 0.531 vrms ~ 0dbm0@1020hz -0.6 0.6 db ? dr vr 3.14dbm0 ? 0.762 vrms (*1) ? 0dbm0=0.531vrms ?? ? y min typ max g ??? ?? : -55dbm0 -50dbm0 -1.2 1.2 ? -10dbm0 -50dbm0 -40dbm0 -0.4 0.4 db vftp,vftn dx 1020hz tone -40dbm0 3dbm0 -0.2 0.2 ??? ?? : -55dbm0 -50dbm0 -1.2 1.2 ? -10dbm0 -50dbm0 -40dbm0 -0.4 0.4 db dr vr 1020hz tone -40dbm0 3dbm0 -0.2 0.2 ?p?? ? y min typ max g ?p?? : 0.05khz -30 ? 0dbm0@1020hz 0.06khz -26 0.2khz -1.8 0 vftp,vftn( ) dx 0.3 3.0khz -0.15 0.15 db 3.4khz -0.8 0 4.0khz -14 ?p?? : 0 3.0khz -0.15 0.15 ? 0dbm0@1020hz 3.4khz -0.8 0 db dr vr 4.0khz -14 ? y min typ max g ?t 1020hz tone -40dbm0 -45dbm0 25 ? -30dbm0 -40dbm0 30 db vftp,vftn( ) dx 0dbm0 -30dbm0 36 ?t 1020hz tone -40dbm0 -45dbm0 25 ? -30dbm0 -40dbm0 30 db dr vr 0dbm0 -30dbm0 36 ? 1 -law r c-message,a-law r psophometric ???
asahi kasei [ AK2301] 9 2013/05 ? y min typ max g o??rj a d ? -law, c-message 8 13 dbrnc0 vftp,vftn( ) dx a-law, psophometric -85 -80 dbm0p o??rj d a ? -law, c-message 5 10 dbrnc0 dr vr a-law, psophometric -85 -80 dbm0p ?j??? {? : vdd=3.3v/ 66mvop f=0 10khz 55 db ?j??? {? : ? 55 db ??? = ???? ?? (dr) = +0 code ????? ? y min typ max g ??? vftp vr,gsr( ) vftp 0dbm0@1020hz dr = pcm 0-code -75 db ??? dr dx dr=pcm 0dbm0 code@1020hz vftp,vftn = 0 vrms -75 db ?? :ampt ? y min typ max g ??? ac ??? 10 k ? 50 pf ? ( ? 100pf fc=80khz Or ) -12 6 db ?? :vr ? y min typ max g ?R (agnd ? ) pcm +0 code r 1.5 v ??? ac ? 600 ? 40 pf ?? :ampr ? y min typ max g ??? ac ??? 600 ? 40 pf 0db O 1020hz@0dbm0 vr,gsr ?r (600 ? ) c-message 50 70 sinad 0db O 1020hz@0dbm0 vr,gsr ?r (5k ? ) c-message 80 db ? ( ? 100pf fc=40khz Or ) -12 6 db 3.14dbm0 ??` dr r 2.15 vp-p
asahi kasei [ AK2301] 10 2013/05 ??`? 16pin tssop 0.10 0 b10b 0.170.05 6.40.2 0.50.2 4.40.1 1 8 16 9 0.13 m 0.65 0.220.08 5.000.08 1.070.03 \0.07 0.070.03 \0.04 1.000.05
asahi kasei [ AK2301] 11 2013/05 ??`?? 16 ? tssop dx bclk dr fs vdd gsr vfr vr 1 2 3 4 5 6 7 8 muten alawn pllc vss vref vftp vftn gst 16 15 14 13 12 11 10 9 ?`? (1) 1 ?? ?` ? u??? uL ??` ?`???` ? ???? AK2301 akm ywwxx (1) (2) (3) (4)
asahi kasei [ AK2301] 12 2013/05 ?? C ampt ?? 0db 0 ???{???? ?????????????????? ? 10 k ??????????? vftn ??? vftp ?? gst ?? ampr ?? 0db 0 ???{???? ??????????????? ?????????????? vfr ??? gsr ?? ? vr ??????????????? 600 ??????? aaf ??j????? 2 rc `????? ? a/d `???j?? codec a/d ?????Rt? 8 ??? pcm ?`Q? R t?? itu-t g.711 ?? a-law ? -law ???`?? a-law ????????? Rtxk? alawn ???? "h": -law "l": a-law ????i?? codec d/a dr ??z?? 8 ??? pcm ?`Rt?? Rt?? itu-t g.711 ?? -law -law ???`?? a-law ????????? Rtxk? alawn ???? "h": -law "l": a-law smf d/a `t???????? bgref ?a????Rk??????R k? (1.5v typ) 1.0 f ??A ?????A?????A?T??^ ???R????????? pcm i/f bclk ??``? pcm ?`? pcm ??? `? longframe,shortframe 2 ?`?? 2 ?`? lsi ?? pcm ?` dr,dx ??
asahi kasei [ AK2301] 13 2013/05 Ch pcm`?? a/d ampt ????????j???? aaf ?^? 8 ??? pcm ?`Q?Q? pcm ?`? 8 ?`??p?? (a/d) ?? ???^? dx ? bclk ??? msb ???r pcm ?` a/ -law ?? + ??`? 3.14dbm0 ??x???? 0.762vrms 3.14dbm0 ??`?Q? d/a dr ? bclk ??? pcm ?`? 8 ?`??p?? (d/a) ? ??????^?????Q? smf(fc=30khz typ) ??{?? ? vr ?? pcm ?`???r? a/ -law ?? + ??`? 3.14dbm0 ??x???????? 3.14dbm0 r 0.762vrms ??? pcm???` AK2301 P? pcm ?`???`???`??? ? long frame sync(lf) ? short frame sync(sf) pcm ?`? (dr,dx) ?? ???` msb ?` ? pcm???`xk long frame/ short frame fs lsi ???? long frame (lf) / short frame (sf) lf/sf g? codec ?Q?? fs ?h? g? long frame, short frame ?? ?? fs= ? h ? g ?` bclk 2 lf bclk 1 sf ???`? pcm ?`??`?? fs ??? 1 ?`g (125 s) ?? 8 ??? dx,dr ?? 1 ?`g? 32 ?? (bclk=2.048mhz r ) ? lsi ?????? pcm ?`?
asahi kasei [ AK2301] 14 2013/05 fs frame sync?`??? 8khz ??? 1 ?` (125us) 8 ??? pcm ?`? bclk ?? ????? ? ? fs ??H? bclk=l ? AK2301 ?`?B? bclk bit clock pcm ?``???? bclk 64*n n=1 32 khz xk?? longframe fs dx dr bclk don?t care don?t care 1 2 3 4 7 8 5 6 1 2 3 4 7 8 5 6 shortframe fs dx dr bclk 1 2 3 4 7 8 5 6 1 2 3 4 7 8 5 6 don?t care don?t care
asahi kasei [ AK2301] 15 2013/05 ?` ?O?? pcm codec ?`????? ?`??O muten dx vr l ?` high-impedance ?? h ?? pcm?` ???` [dx ] muten=l r??`?? ?`????? fs ^?`?B ? [vr ] muten=l ? dac ??? 0 `?? d/a ??`?B? ?` bclk l ????``?? ??? 1)pd r bclk ?? l ? 40usec(typ) U^? AK2301 ??` pd `?? ?`? gst,dx,gsr,vr hi-z vref,pllc vss ??? 2)pd r pd bclk fs ?? pd `??? pd 50msec(typ) g mute ?B dx=high-z vr=agnd ??? bclk ? pd? bclk?? 40us bclk pd_? pd ? mute? mute 50msec
asahi kasei [ AK2301] 16 2013/05 ?`r?X ?? AK2301 HF??_????X? ?`? fs bclk o_? ? fs=?l? ? bclk=?l? ? muten=?l? ? codec ?_? 200ms ? codec ?? ? muten=?h? codec _? 60msec
asahi kasei [ AK2301] 17 2013/05 ??X?A? ? ? ????? vr vfr gsr 4.7uf 1uf 100pf 4.7uf gst vftn vftp vfr 100 pf gsr ????? gst vftn vftp vref 1uf vss 40kohm 40kohm 600ohm load 100 pf 20kohm 20kohm 10kohm 10kohm 1uf 1uf 100 pf 20kohm 10kohm 1uf ? ? vr 10 uf 600ohm ?pll vref 1uf 0.33uf 40% vss vss pllc vref pll 10uf 0.1uf vss vdd
asahi kasei [ AK2301] 18 2013/05 ?? 0. ?d?u??u??? ?u??? ???u?????????? ?H???dQ????I?? ?s?I?_J 1. ?d??u??h????H ?Z????b???^ ?g??SZ ??? ?CO??????????? ???????????????p? ?????? 2. u???CC??C???C?C? CN??????C????g??? ]?b???p????????O??m? ??????????o^??????e ?SZ????u????? ???u?????????p?? ????? 3. ?|m?????u??`???? ? ? u?????u?`????]?b ?? ??????u?d??u? ????O??? 4. u???dg???_k??????? ?? ???????u???dg? ??? ?? ?pQ?m??vB ???A??u???dg ??t?u??????C?????? 5. u??hm????????u?e???I??? u???H???|?????rohs??m h vB ?{??m????? ?????pv???? ? 6. ??????????u??? ??p? ??????p??a???? 7. ? ??????Z???d?}u?? ?
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