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asahi kasei [AKD4388-SB ] a k4388 evaluation board rev.1 a kd4388-sb general description the AKD4388-SB is an evaluation board for ak 4388, which is 192khz sampling 24bit ? dac. the AKD4388-SB includes a lpf which can add differential anal og outputs from the ak4388 and also has a digital interface. therefore, it is easy to evaluate the ak4388. ordering guide AKD4388-SB --- evaluation board for ak4388 function on-board analog output buffer circuit on-board digital audio interface. (ak4113) a k 4388 a k 4113 c o a x in rch lch di r op t in 2nd o r der lpf gn d -15v +3 .3 v + 15v reg reg +5 v po r t 2 ext po r t 1 c ont rol data +5 v fi gure 1. AKD4388-SB b l ock di agram * circuit diagram are attached at the end of this m a nual. coax is recom m e nded for an evaluation of the sound quality. 1 2006/ 09
asahi kasei [AKD4388-SB ] ? operation sequence 1) set up the power supply lines. (see ?other jumpers set-up?.) nam e c o l o r v o l t a g e com m e n t s a t t e n t i o n + 1 5 v g r e e n +12 +15v for regulator and op-amps. this jack should be alway s connected to power supply . - 1 5 v b l u e -12 -15v for op-amps. this jack should be alway s connected to power supply . 5 v r e d +4.75 +5.25v for ak4388. this jack should be alway s connected to power supply . a g n d b l a c k 0 v g n d this jack should be alway s connected to power supply . tabl e 1. set up of power suppl y l i n es each supply line should be distributed from the power supply unit. 2) set-up the jumper pins 3) set-up the dip switches. (see the followings.) 4) power on the ak4388 should be reset once by bringing sw4 (pdn) ?l? upon power-up. 2 2006/ 09
asahi kasei [AKD4388-SB ] ? evaluation mode 1. dir (coax) (default) it is possible to evaluate the ak4388 by using cd disk . the dir generates mclk, bick, lrck and sdata from the received data through rca connector (j3) . setting of jum p er is shown below. coax is recommended for an evaluation of the sound quality . jp1 opt co a x rx (defa u lt) figure 2. jumper setting, when using dir 2. dir (optical link) it is possible to evaluate the ak4388 by using cd disk. th e dir generates mclk, bick, lrck and sdata from the received data through optical connector (port3: torx 173). setting of jum p er is shown below. jp 1 opt co a x rx figure 3. jumper setting, when using dir 3. al l cl ocks are fed t h rough t h e por t 2. r1, r2, r3, r4 : open r26, r27, r28, r30 : 100 ? ?or short (0 ? ) ? 3 2006/ 09
asahi kasei [AKD4388-SB ] ? dip sw itch setting [sw1] : ak4388 setting no. pin sw1 off sw1 on de fa ult 1 smute soft mute : ? d isable? soft mute : ? e nable? off 2 p/s alway s on for para llel control mode only on 3 acks manual setting mode auto setting mode on 4 dif0 audio data formats refer to table7 off table 2. sw1 setting [sw2] : ak4388 setting no. p i n d e f a u l t 1 - n c o f f 2 - n c o f f 3 dem de-emphasis control se tting refer to table6 off 4 dif1 audio data formats refer to table7 on table 3. sw2 setting [sw3] : ak4113 setting no. p i n o f f o n d e f a u l t 1 o c k s 1 o n 2 o c k s 0 ak4113 master clock setting refer to table 5. off table 4. sw3 setting the frequency of the master clock output is se t by ocks0 and ocks1 as shown in table 5 . o c k s 1 o c k s 0 mclk frequency 0 0 256fs @ f s = 8 8 . 2 / 9 6 k h z 1 0 512fs @ 3 2 / 4 4 . 1 / 4 8 k h z 1 1 128fs @ 1 7 6 . 4 / 1 9 2 k h z default table 5. mclk clock the digital de-em phasis filter is set by dem pin as follows. dem sw dem pin state d e-em phasis filter o f f 1 o n default o n 0 o f f tab l e 6 . de-em p h a sis filter co n t ro l data is shifted in via the sdti pin using bick and lrck input s. the dif0-1 as shown in table 7 can select four serial data modes. mode dif1 sw dif0 sw dif1 pin st ate d if0 pin state s dti format bick 0 on on 0 0 16bit lsb justified 32fs 1 on off 0 1 24bit lsb justified 48fs 2 off on 1 0 24bit msb justified 48fs default 3 o f f o f f 1 1 16/24bit i 2 s com p atible 48fs or 32fs tabl e 7. audi o dat a form at s 4 2006/ 09
asahi kasei [AKD4388-SB ] ? toggle sw itch setting [sw4] ( pdn): reset of ak4388. select ?h? during operation . 5 2006/ 09
asahi kasei [AKD4388-SB ] external analog circuit the 2nd order lpf (fc=125.6khz, q=0.753) whic h adds differential outputs of the ak4388 is implemented on the board. when the fu rther attenuation of the out-band noise is needed, some additional l pf is required. analog signal is output through bnc connectors on the board. and the output level of the ak4388 is 5.67vpp@5v. c1 r4 r1 r2 c2 +v op r3 -v op aout 22u fc= 1 2 5 .6k h z , q= 0. 75 3, g= 0. 06 0db at 4 0 k h z analo g ou t 22k r0 figure 4 . external analog filter r 0 r 1 r 2 r 3 r 4 c 1 c 2 9 1 0 1 . 8 k 3 . 9 k 3 . 3 k 3 . 9 k 3 9 0 p 3 9 0 p table 8. the value of r,c on this board fi n 2 0 k h z 4 0 k h z 8 0 k h z frequency r e sponse 0.023db 0.060db -0.288db tabl e 9. frequency r e sponse of lpf fc= 0 2 , 0 = 1 c 1 c 2 r 1 r 2 , am pl i t ude = 2 0 l o g [1 -( f/fc) 2 ] 2 +[( 1 /q)( f/fc )] 2 k [db] , k= r 3 +r 4 r 4 , 2 2 2 1 1 1 1 1 1 1 2 r c k r c r c fc q ? + + = 6 2006/ 09
asahi kasei [AKD4388-SB ] measurement results [measurem ent condition] ? measurem ent unit : audio preci sion system two cascade (ap2) ? m c lk : 512fs (44.1khz), 256fs (96khz), 128fs (192khz) ? bick : 6 4 f s ? fs : 44.1khz, 96khz, 192khz ? bit : 2 4 b it ? power suppl y : vdd=5v ? interface : internal dir (44.1khz, 96khz, 192khz) ? tem p erature : room fs=44.1khz param e ter input signal filter condition lch rch 1khz, 0db 20klpf 94.8db 9 6 . 3 d b s/(n+d) 1khz, -60db 20klpf 102.6db 1 0 2 . 6 d b dr 1khz, -60db 22klpf, a-weighted 104.6db 1 0 4 . 6 d b ?0? dat a 20klpf 103.9db 1 0 3 . 9 d b s/n ?0? data 22klpf, a-weighted 105.3db 1 0 5 . 3 d b fs=96khz param e ter input signal filter condition lch rch 1khz, 0db 40klpf 93.3db 9 4 . 5 d b s/(n+d) 1khz, -60db 40klpf 102.6db 1 0 2 . 1 d b dr 1khz, -60db 22klpf, a-weighted 104.6db 1 0 3 . 9 d b ?0? dat a 40klpf 103.2db 1 0 3 . 2 d b s/n ?0? data 22klpf, a-weighted 105.3db 1 0 4 . 6 d b fs=192khz param e ter input signal measurem ent filter lch rch 1khz, 0db 40klpf 92.3db 93.5db s/(n+d) 1khz, -60db 40klpf 102.0db 101.5db d r 1 k h z , - 6 0 d b 22klpf, a-weighted 1 0 4 . 5 d b 1 0 3 . 9 d b ?0? dat a 40klpf 103.2db 102.6db s/n ?0? data 22klpf, a-we ighted 1 0 5 . 3 d b 1 0 5 . 3 d b 7 2006/ 09
asahi kasei [AKD4388-SB ] plots (fs=44.1khz) ak m ak43 8 8 f f t d v d d = 5v , f s = 4 4. 1k h z , m c l k = 5 12 f s , 0d b f s i n p u t , f i n = 1 k h z -1 6 0 +0 -1 5 0 -1 4 0 -1 3 0 -1 2 0 -1 1 0 -1 0 0 -9 0 -8 0 -7 0 -6 0 -5 0 -4 0 -3 0 -2 0 -1 0 d b r a 20 20k 50 10 0 2 00 500 1 k 2k 5k 10 k hz figure 5. fft (fin=1khz, 0dbfs input) ak m ak43 8 8 f f t d v d d = 5 v, f s = 4 4. 1k h z , m c l k = 5 12f s, - 60d bfs i n p u t , f i n = 1k h z -1 6 0 +0 -1 5 0 -1 4 0 -1 3 0 -1 2 0 -1 1 0 -1 0 0 -9 0 -8 0 -7 0 -6 0 -5 0 -4 0 -3 0 -2 0 -1 0 d b r a 20 20k 50 10 0 2 00 500 1 k 2k 5k 10 k hz figure 6. fft (fin=1khz, -60dbfs input) (fs=44.1khz) 8 2006/ 09
asahi kasei [AKD4388-SB ] ak m ak43 8 8 f f t d v dd = 5 v, f s = 44. 1 k h z , m c lk= 512 f s , f i n = n o si gn a l -1 6 0 +0 -1 5 0 -1 4 0 -1 3 0 -1 2 0 -1 1 0 -1 0 0 -9 0 -8 0 -7 0 -6 0 -5 0 -4 0 -3 0 -2 0 -1 0 d b r a 20 20k 50 10 0 2 00 500 1 k 2k 5k 10 k hz figure 7. fft (noise floor) akm a k438 8 fft ou t - o f - b a n d n i ose vd d = 5v, f s = 4 4. 1k h z , m c lk= 5 1 2 f s , f i n = n o s i g n a l -1 6 0 +0 -1 5 0 -1 4 0 -1 3 0 -1 2 0 -1 1 0 -1 0 0 -9 0 -8 0 -7 0 -6 0 -5 0 -4 0 -3 0 -2 0 -1 0 d b r a 20 100 k 5 0 1 0 0 200 5 0 0 1 k 2 k 5 k 10k 20 k 5 0k hz figure 8. fft (out of band noise) 9 2006/ 09
asahi kasei [AKD4388-SB ] (fs=44.1khz) akm a k438 8 th d + n v s . i n p u t l e v e l vd d = 5v, f s = 4 4 . 1k h z , m c lk= 5 1 2 f s , f i n = 1k h z -1 2 0 -7 0 -1 1 5 -1 1 0 -1 0 5 -1 0 0 -9 5 -9 0 -8 5 -8 0 -7 5 d b r a - 120 +0 -1 10 - 1 0 0 -90 - 8 0 -70 - 6 0 -50 - 4 0 -30 - 2 0 -10 db f s figure 9 . thd+n vs. input level (fin=1khz) akm a k43 88 th d + n v s . i n p u t fr equ en cy vd d = 5v, f s = 4 4. 1k h z , m c lk= 5 1 2 f s , 0dbfs i n pu t -1 2 0 -7 0 -1 1 5 -1 1 0 -1 0 5 -1 0 0 -9 5 -9 0 -8 5 -8 0 -7 5 d b r a 20 20k 50 10 0 2 00 500 1 k 2k 5k 10 k hz figure 10 . thd+n vs. input frequency (0dbfs input) 10 2006/ 09
asahi kasei [AKD4388-SB ] (fs=44.1khz) a k m a k 4 38 8 li n e a r i t y vd d = 5v, f s = 4 4 . 1k h z , m c lk= 5 1 2 f s , f i n = 1k h z -1 3 0 +0 -1 2 0 -1 1 0 -1 0 0 -9 0 -8 0 -7 0 -6 0 -5 0 -4 0 -3 0 -2 0 -1 0 d b r a - 130 +0 -1 20 -1 10 -1 00 -90 - 8 0 - 7 0 - 6 0 -5 0 - 4 0 -30 - 20 - 1 0 db f s figure 11. linearity (fin=1khz) ak m ak4 388 fr e q u e n c y re s p o n s e vd d = 5v, f s = 4 4. 1k h z , m c lk= 5 1 2 f s , 0dbfs i n pu t -1 +1 -0 . 9 -0 . 8 -0 . 7 -0 . 6 -0 . 5 -0 . 4 -0 . 3 -0 . 2 -0 . 1 +0 +0 . 1 +0 . 2 +0 . 3 +0 . 4 +0 . 5 +0 . 6 +0 . 7 +0 . 8 +0 . 9 d b r a 2k 20k 4k 6 k 8k 10 k 12k 14 k 1 6k 18 k hz figure 12. frequency response (0dbfs input) 11 2006/ 09
asahi kasei [AKD4388-SB ] (fs=44.1khz) akm a k43 88 c r os st a l k ( r ed = l c h , bl u e = r c h ) vd d = 5v, f s = 4 4. 1k h z , m c lk= 5 1 2 f s , 0dbfs i n pu t -1 3 0 -7 0 -1 2 5 -1 2 0 -1 1 5 -1 1 0 -1 0 5 -1 0 0 -9 5 -9 0 -8 5 -8 0 -7 5 d b 20 20k 50 10 0 2 00 500 1 k 2k 5k 10 k hz figure 13. crosstalk (0dbfs input) 12 2006/ 09
asahi kasei [AKD4388-SB ] (fs=96khz) ak m ak43 8 8 f f t v d d = 5 v , f s = 9 6 k h z , m c l k = 2 5 6 f s , 0 d b f s in p u t, f i n = 1 k h z -1 6 0 +0 -1 5 0 -1 4 0 -1 3 0 -1 2 0 -1 1 0 -1 0 0 -9 0 -8 0 -7 0 -6 0 -5 0 -4 0 -3 0 -2 0 -1 0 d b r a 40 40k 5 0 100 20 0 5 00 1k 2 k 5 k 10k 20 k hz figure 14. fft (fin=1khz, 0dbfs input) ak m ak43 8 8 f f t vd d= 5v, f s = 96k h z , m c l k = 2 56f s, 0d bfs i n p u t , f i n = 1k h z , n o t c h = on -1 6 0 +0 -1 5 0 -1 4 0 -1 3 0 -1 2 0 -1 1 0 -1 0 0 -9 0 -8 0 -7 0 -6 0 -5 0 -4 0 -3 0 -2 0 -1 0 d b r a 40 40k 5 0 100 20 0 5 00 1k 2 k 5 k 10k 20 k hz figure 15. fft(fin=1khz, 0dbfs input, notch) 13 2006/ 09
asahi kasei [AKD4388-SB ] (fs=96khz) akm ak4388 fft vd d = 5v, f s = 96k h z , m c lk= 2 56f s , - 60dbfs i n pu t , f i n = 1k h z -1 6 0 +0 -1 5 0 -1 4 0 -1 3 0 -1 2 0 -1 1 0 -1 0 0 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 40 40 k 5 0 10 0 2 0 0 50 0 1 k 2 k 5 k 1 0k 2 0 k hz figure 16. fft (fin=1khz, -60dbfs input) akm ak4388 fft vd d = 5v, f s = 9 6 k h z , m c l k = 256f s, f i n = n o si gn a l -1 6 0 +0 -1 5 0 -1 4 0 -1 3 0 -1 2 0 -1 1 0 -1 0 0 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 40 40 k 5 0 10 0 2 0 0 50 0 1 k 2 k 5 k 1 0k 2 0 k hz figure 17. fft (noise floor) 14 2006/ 09
asahi kasei [AKD4388-SB ] (fs=96khz) akm ak43 88 th d + n v s . i n pu t lev el vd d = 5 v , f s = 96k h z , m c lk= 2 56f s, f i n = 1k h z -1 2 0 -70 -1 1 5 -1 1 0 -1 0 5 -1 0 0 -95 -90 -85 -80 -75 d b r a -1 2 0 +0 -110 -10 0 -90 - 80 -7 0 - 6 0 - 5 0 - 40 -30 - 20 -1 0 db f s figure 18. thd+n vs. input level (fin=1khz) akm ak4388 th d + n v s . i n pu t fr eq u e n c y vd d = 5v, f s = 9 6 k h z , m c l k = 256f s, 0 d bfs i n pu t -1 2 0 -70 -1 1 5 -1 1 0 -1 0 5 -1 0 0 -95 -90 -85 -80 -75 d b r a 40 40 k 5 0 10 0 2 0 0 50 0 1 k 2 k 5 k 1 0k 2 0 k hz figure 19. thd+n vs. input frequency (0dbfs input) 15 2006/ 09
asahi kasei [AKD4388-SB ] (fs=96khz) akm ak4388 li n e a r i t y vd d = 5 v , f s = 96k h z , m c lk= 2 56f s, f i n = 1k h z -1 3 0 +0 -1 2 0 -1 1 0 -1 0 0 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a -1 3 0 +0 -12 0 -11 0 -1 00 -90 - 8 0 -70 - 6 0 -5 0 - 40 - 3 0 - 2 0 -10 db f s figure 20. linearity (fin=1khz) akm ak438 8 fr eq u e n c y r e spon s e vd d = 5v, f s = 9 6 k h z , m c l k = 256f s, 0 d bfs i n pu t -1 +1 -0 . 9 -0 . 8 -0 . 7 -0 . 6 -0 . 5 -0 . 4 -0 . 3 -0 . 2 -0 . 1 +0 +0 .1 +0 .2 +0 .3 +0 .4 +0 .5 +0 .6 +0 .7 +0 .8 +0 .9 d b r a 2. 5k 40 k 5k 7 . 5 k 10 k 1 2 . 5 k 15 k 1 7 . 5k 2 0 k 2 2. 5k 2 5 k 2 7. 5 k 30 k 3 2 . 5 k 3 5 k 3 7 . 5 k hz figure 21. frequency response (0dbfs input) 16 2006/ 09
asahi kasei [AKD4388-SB ] (fs=96khz) akm ak43 88 c r os st a l k ( r ed= l c h , bl u e = r ch ) vd d = 5v, f s = 9 6 k h z , m c l k = 256f s, 0 d bfs i n pu t -1 3 0 -70 -1 2 5 -1 2 0 -1 1 5 -1 1 0 -1 0 5 -1 0 0 -95 -90 -85 -80 -75 d b 40 40 k 5 0 10 0 2 0 0 50 0 1 k 2 k 5 k 1 0k 2 0 k hz figure 22. crosstalk (0dbfs input) 17 2006/ 09
asahi kasei [AKD4388-SB ] (fs=192khz) akm ak4388 fft vd d = 5v, f s = 192k h z , m c lk= 1 2 8 f s , 0dbfs i n pu t , f i n = 1k h z -1 6 0 +0 -1 5 0 -1 4 0 -1 3 0 -1 2 0 -1 1 0 -1 0 0 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 90 80 k 20 0 5 00 1 k 2 k 5k 1 0 k 2 0k 5 0 k hz figure 23. fft (fin=1khz, 0dbfs input) akm ak4388 fft vd d = 5 v , f s = 192k h z , m c lk= 128f s, 0d bfs i n p u t , f i n = 1 k h z , n o t c h = on -1 6 0 +0 -1 5 0 -1 4 0 -1 3 0 -1 2 0 -1 1 0 -1 0 0 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 90 80 k 20 0 5 00 1 k 2 k 5k 1 0 k 2 0k 5 0 k hz figure 24. fft(fin=1khz, 0dbfs input, notch) 18 2006/ 09
asahi kasei [AKD4388-SB ] (fs=192khz) akm ak4388 fft vd d = 5v, f s = 192 k h z , m c l k = 128f s, - 60d bfs i n p u t , f i n = 1 k h z -1 6 0 +0 -1 5 0 -1 4 0 -1 3 0 -1 2 0 -1 1 0 -1 0 0 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 90 80 k 20 0 5 00 1 k 2 k 5k 1 0 k 2 0k 5 0 k hz figure 25. fft (fin=1khz, -60dbfs input) akm ak4388 fft vd d = 5v, f s = 192k h z , m c lk= 1 28f s , f i n = n o si g n a l -1 6 0 +0 -1 5 0 -1 4 0 -1 3 0 -1 2 0 -1 1 0 -1 0 0 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 90 80 k 20 0 5 00 1 k 2 k 5k 1 0 k 2 0k 5 0 k hz figure 26. fft (noise floor) 19 2006/ 09
asahi kasei [AKD4388-SB ] (fs=192khz) akm ak43 88 th d + n v s . i n pu t lev el vd d = 5v, f s = 1 9 2 k h z , m c lk= 128 f s , f i n = 1 k h z -1 2 0 -70 -1 1 5 -1 1 0 -1 0 5 -1 0 0 -95 -90 -85 -80 -75 d b r a -1 2 0 +0 -110 -10 0 -90 - 80 -7 0 - 6 0 - 5 0 - 40 -30 - 20 -1 0 db f s figure 27. thd+n vs. input level (fin=1khz) akm ak4388 th d + n v s . i n pu t fr eq u e n c y vd d = 5v, f s = 192k h z , m c lk = 1 28f s, 0dbfs i n pu t -1 2 0 -70 -1 1 5 -1 1 0 -1 0 5 -1 0 0 -95 -90 -85 -80 -75 d b r a 90 80 k 20 0 5 00 1 k 2 k 5k 1 0 k 2 0k 5 0 k hz figure 28. thd+n vs. input frequency (0dbfs input) 20 2006/ 09
asahi kasei [AKD4388-SB ] (fs=192khz) akm ak4388 li n e a r i t y vd d = 5v, f s = 1 9 2 k h z , m c lk= 128 f s , f i n = 1 k h z -1 3 0 +0 -1 2 0 -1 1 0 -1 0 0 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a -1 3 0 +0 -12 0 -11 0 -1 00 -90 - 8 0 -70 - 6 0 -5 0 - 40 - 3 0 - 2 0 -10 db f s figure 29. linearity (fin=1khz) akm ak438 8 fr eq u e n c y r e spon s e vd d = 5v, f s = 192k h z , m c lk = 1 28f s, 0dbfs i n pu t -3 +1 -2 . 8 -2 . 6 -2 . 4 -2 . 2 -2 -1 . 8 -1 . 6 -1 . 4 -1 . 2 -1 -0 . 8 -0 . 6 -0 . 4 -0 . 2 -0 +0 .2 +0 .4 +0 .6 +0 .8 d b r a 5k 80 k 1 0 k 1 5 k 20 k 2 5k 30 k 3 5 k 4 0 k 4 5 k 5 0 k 5 5k 60 k 6 5k 7 0 k 75 k hz figure 30. frequency response (0dbfs input) 21 2006/ 09
asahi kasei [AKD4388-SB ] (fs=192khz) akm ak43 88 c r os st a l k ( r ed= l c h , bl u e = r ch ) vd d = 5v, f s = 192k h z , m c lk = 1 28f s, 0dbfs i n pu t -1 3 0 -70 -1 2 5 -1 2 0 -1 1 5 -1 1 0 -1 0 5 -1 0 0 -95 -90 -85 -80 -75 d b 90 80 k 20 0 5 00 1 k 2 k 5k 1 0 k 2 0k 5 0 k hz figure 31. crosstalk (0dbfs input) 22 2006/ 09
asahi kasei [AKD4388-SB ] revision history date (yy/mm/dd) manual revision board revision r e a s o n c o n t e n t s 0 6 / 0 5 / 1 6 k m 0 8 3 5 0 0 0 first e d i t i o n 06/06/06 km083501 1 change gnd pattern change. 06/09/28 km083502 1 error correction error co rrection p.4 : table4 --> table5 important notice ? these products and their specifications are subjec t to change without notice. before considering any use or application, consult the asahi kasei mic r os ys tems co., ltd. (akm) s a les offic e or authorized distributor concer ning their current status. ? akm assumes no liability for infringement of any pat ent, intellectual property, or other right in the application or use of any information contained herein. ? any export of these products, or devices or systems containing them, may require an export license or other official approval under the law and re gulations of the country of export pertaining to customs and tariffs, currency exchange, or strategic materials. ? akm products are neither intended nor authorized fo r use as critical components in any safety, life support, or other hazard related device or syst em, and akm assumes no responsibility relating to any such use, except with the express writt en consent of the representative director of akm. as used here: (a) a hazard related device or system is one designe d or intended for life support or maintenance of safety or for applications in medicine, aeros pace, nuclear energy, or other fields, in which its failure to function or perform may reasonably be expected to result in loss of life or in significant injury or damage to person or property. (b) a critical component is one whose failure to function or perform may reasonably be expected to result, whether directly or indirectly, in the loss of t h e saf e t y or ef f e ct iv eness of t h e dev i ce or system containing it, and whic h must therefore meet very hi gh standards of performance and reliability. ? it is the responsibility of the buyer or distributo r of an akm product who distributes, disposes of, or otherwise places the product with a third party to notify that party in advance of the above content and conditions, and the buyer or distributor agrees to assume any and all responsibility and liability for and hold akm harmless from any and all claims arising from the use of said product in the absence of such notification. 23 2006/ 09
1 1 a a +15v -15v +5v smute p/s acks d3v rstn avdd 4113_lrck 4113_mclk 4113_bick aoutl aoutr 4113_sdto smute acks p/s dif0 dif0 avdd avdd vop+ vop- d3v title size document number rev date: sheet of ak4388 1 AKD4388-SB a3 13 tuesday, may 16, 2006 title size document number rev date: sheet of ak4388 1 AKD4388-SB a3 13 tuesday, may 16, 2006 title size document number rev date: sheet of ak4388 1 AKD4388-SB a3 13 tuesday, may 16, 2006 csn cdti cclk bick mclk lrck sdti1 acks p/s smute rstn dem dif1 dif0 mclk lrck sdata bick r5,r8,r9,r10,c9 setting for ak4384/4387/4388 ak4388 ak4387 ak4384 # 9 # 15 dif1 dem nc dvdd p/s dzfr r5 c9 r10 r8 nc nc 0-ohm nc r9 0-ohm 0-ohm 0.1u nc nc nc nc nc nc 0-ohm nc + c2 470u + c2 470u r8 nc r8 nc + c8 10u + c8 10u r3 100 r3 100 r1 5.1 r1 5.1 r14 470 r14 470 10 8 6 4 2 1 3 5 7 9 port1 up-i/f port1 up-i/f r7 nc r7 nc r15 470 r15 470 c36 0.1u c36 0.1u r26 nc r26 nc r28 nc r28 nc r57 nc r57 nc c9 nc c9 nc r2 100 r2 100 r4 100 r4 100 1 2 3 4 5 6 7 8 9 10 port2 ext port2 ext r25 5.1 r25 5.1 c5 nc c5 nc r5 nc r5 nc 1a 2 1y 4 1b 3 2a 5 2y 7 2b 6 3a 11 3y 9 3b 10 4a 14 4y 12 4b 13 a/b 1 g 15 vcc 16 gnd 8 u4 74lvc157 u4 74lvc157 r30 nc r30 nc + c7 10u + c7 10u out 3 gnd 2 in 1 t1 njm78m05fa t1 njm78m05fa r10 0 r10 0 r12 10k r12 10k r21 10k r21 10k 1 2 3 4 8 7 6 5 sw1 sw dip-4 sw1 sw dip-4 r29 10k r29 10k 1 2 3 4 8 7 6 5 sw2 sw dip-4 sw2 sw dip-4 r24 10k r24 10k r19 10k r19 10k r23 10k r23 10k mclk 1 bick 2 sdti 3 lrck 4 rstn 5 smute 6 acks 7 dif0 8 dzf 16 dem 15 vdd 14 vss 13 vcom 12 aoutl 11 aoutr 10 dif1 9 u1 ak4388 u1 ak4388 r11 10k r11 10k c20 nc c20 nc r18 10k r18 10k c4 10p c4 10p r20 10k r20 10k r17 10k r17 10k r27 nc r27 nc r22 10k r22 10k r62 nc r62 nc + c1 470u + c1 470u r16 470 r16 470 r6 0 r6 0 r61 0 r61 0 c6 0.1u c6 0.1u r9 0 r9 0 r13 10k r13 10k
1 1 a a vop- vop+ aoutl aoutr title size document number rev date: sheet of analog 1 AKD4388-SB a3 23 tuesday, may 16, 2006 title size document number rev date: sheet of analog 1 AKD4388-SB a3 23 tuesday, may 16, 2006 title size document number rev date: sheet of analog 1 AKD4388-SB a3 23 tuesday, may 16, 2006 r32 910 r32 910 r33 22k r33 22k c19 390p c19 390p r41 3.3k r41 3.3k r59 nc r59 nc + c26 10u + c26 10u r31 910 r31 910 + c31 10u + c31 10u c30 0.1u c30 0.1u + c10 22u + c10 22u c22 100p c22 100p + c27 10u + c27 10u r43 20k r43 20k r48 0 r48 0 + c29 10u + c29 10u 3 2 1 8 4 + - u3a njm4580 + - u3a njm4580 r45 220 r45 220 r47 0 r47 0 r44 20k r44 20k c18 390p c18 390p r36 1.8k r36 1.8k 2 3 1 j2 mr-552ls j2 mr-552ls c24 nc c24 nc r46 220 r46 220 c14 390p c14 390p c12 100p c12 100p 5 6 7 8 4 + - u3b njm4580 + - u3b njm4580 c13 100p c13 100p r37 3.9k r37 3.9k c46 nc c46 nc r35 1.8k r35 1.8k r39 3.9k r39 3.9k r58 nc r58 nc r42 3.3k r42 3.3k 2 3 1 j1 mr-552ls j1 mr-552ls c17 nc c17 nc c16 nc c16 nc r40 3.9k r40 3.9k c45 nc c45 nc r34 22k r34 22k + c11 22u + c11 22u c25 nc c25 nc c15 390p c15 390p c28 0.1u c28 0.1u r38 3.9k r38 3.9k c23 100p c23 100p
1 1 a a rstn 4113_mclk 4113_bick 4113_lrck 4113_sdto vop+ d3v avdd title size document number rev date: sheet of dir 1 AKD4388-SB a3 33 tuesday, may 16, 2006 title size document number rev date: sheet of dir 1 AKD4388-SB a3 33 tuesday, may 16, 2006 title size document number rev date: sheet of dir 1 AKD4388-SB a3 33 tuesday, may 16, 2006 h l ocks1 ocks1 ocks0 ocks0 l hh l l s3 h 512fs@fs=32k/44.1k/48khz 256fs@fs=88.2k/96khz coax 128fs@fs=176.4k/192khz opt master clock coax 13 2 c39 0.1u c39 0.1u 2 1 3 sw4 rstn sw4 rstn c47 nc c47 nc c33 0.1u c33 0.1u c35 0.1u c35 0.1u 1 2 l1 0 l1 0 out gnd in t2 upc3533hf t2 upc3533hf 2 3 1 j3 mr-552ls j3 mr-552ls c40 0.1u c40 0.1u c37 0.1u c37 0.1u r49 10k r49 10k jp1 rx jp1 rx c43 0.1u c43 0.1u r60 nc r60 nc out 1 vcc 3 gnd 4 gnd 2 6 6 5 5 port3 torx173 port3 torx173 r55 10k r55 10k + c41 10u + c41 10u r54 10k r54 10k dvdd 1 dvss 2 tvdd 3 v/tx 4 xti 5 xto 6 pdn 7 r 8 avdd 9 avss 10 rx1 11 rx2/dif0 12 rx3/dif1 13 rx4/dif2 14 int1 17 p/sn 18 fs96/i2c 19 int0 20 lrck 21 sdto 22 bick 23 daux 24 mcko2 25 mcko1 26 ocks0/csn/cad0 27 ocks1/cclk/scl 28 cm1/cdti/sda 29 cm0/cdto/cad1 30 rx5 15 rx6/ips 16 u2 ak4113 u2 ak4113 r51 15k r51 15k r56 0 r56 0 r52 75 r52 75 r53 100 r53 100 c44 0.1u c44 0.1u int0 int0 2 1 d1 hsu119 d1 hsu119 r50 5.1 r50 5.1 + c38 10u + c38 10u c34 0.1u c34 0.1u 1 2 4 3 sw3 ocks sw3 ocks + c32 47u + c32 47u c42 0.1u c42 0.1u vcc 14 gnd 7 1a 1 2a 3 3a 5 4a 9 5a 11 6a 13 6y 12 5y 10 4y 8 3y 6 2y 4 1y 2 74hc14 u5 74hc14 u5

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