asahi kasei [AKD4385-SC] 1 2006/04 general description the AKD4385-SC is an evaluation board for ak4385, which is 192khz sampling 24bit ? dac. the AKD4385-SC includes a lpf which can add differential analog outputs from the ak4385 and also has a digital interface. therefore, it is easy to evaluate the ak4385. ordering guide AKD4385-SC --- evaluation board for ak4385 function on-board analog output buffer circuit on-board digital audio interface. (ak4113) ak4385 ak4113 coax in rch lch dir opt in 2nd order lpf agnd -15v +3.3v reg +15v reg +5v port1 ext port2 control data figure 1. block diagram * circuit diagram and pcb layout are at tached at the end of this manual. coax is recommended for an evaluation of the sound quality. a k4385 evaluation board rev.1 a kd4385-sc
asahi kasei [AKD4385-SC] 2 2006/04 ? operation sequence 1) set up the power supply lines. (see ?other jumpers set-up?.) name color voltage comments attention +15v red +12 +15v for regulator and op-amps. this jack should be always connected to power supply. -15v blue -12 -15v for op-amps. this jack should be always connected to power supply. agnd black 0v gnd this jack should be always connected to power supply. table 1. set up of power supply lines 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 ak4385 should be reset once by bringing sw1 (pdn) ?l? upon power-up.
asahi kasei [AKD4385-SC] 3 2006/04 ? evaluation mode 1. dir (coax) (default) it is possible to evaluate the ak4385 by using cd di sk. the dir generates mclk, bick, lrck and sdata from the received data through bnc connector (j1). setting of jumper is shown below. coax is recommended for an evaluation of the sound quality. jp4 opt coax rx (default) figure 2. jumper setting, when using dir 2. dir (optical link) it is possible to evaluate the ak4385 by using cd disk. th e dir generates mclk, bick, lrck and sdata from the received data through optical connector (port3: torx 176). setting of jumper is shown below. jp4 opt coax rx figure 3. jumper setting, when using dir 3. all clocks are fed through the port1. r13, r15, r17, r18 : open r1, r2, r3, r8 : 100 ? ? or short (0 ? ) ? ? dip switch setting [sw2]: ak4113 setting no. pin off on default 1 ocks1 on 2 ocks0 ak4113 master clock setting refer to table4 off table 2. sw2 setting the frequency of the master clock output is set by ocks0 and ocks1 as shown in table 4 . ocks1 ocks0 mclk frequency 0 0 256fs @fs=88.2/96khz 1 0 512fs @32/44.1/48khz 1 1 128fs @176.4/192khz default table 3. mclk clock
asahi kasei [AKD4385-SC] 4 2006/04 ? sw1 setting [sw1](pdn): reset of ak4385. select ?h? during operation . external analog filter circuit the 2nd order lpf (fc=93.2khz, q=0.712) which adds differential outputs of the ak4385 is implemented on the board. when the further attenuation of the out-of-band noise is needed, some additional lpf is required. analog signal is output through bnc connectors on the board. and the output level of the ak4382a is 5.5vpp@5v. lout- (rout-) - lout+ (rout+) +15v -15v njm4580d r 1 c 1 r 3 r 2 c 2 r 1 r 3 r 2 c 2 22u 10k + 100 figure 4. on-board analog filter r 1 r 2 r 3 c 1 c 2 4.7k 4.7k 200 3300p 470p table 4. the value of r, c on this board fin 20khz 40khz 80khz frequency response -0.003db -0.122db -1.821db table 5. frequency response of lpf fc= 0 2 , 0 = 1 2c 1 c 2 r 2 r 3 , q= 2c 1
asahi kasei [AKD4385-SC] 5 2006/04 control software manual ? set-up of evaluation board and control software 1. set up the AKD4385-SC according to previous term. 2. connect ibm-at compatible pc with AKD4385-SC by 10- line type flat cable (packed with AKD4385-SC). take care of the direction of 10pin header. (please install the driver in the cd-rom when this control software is used on windows 2000/xp. please refer ?installation manual of control software driver by akm device control software?. in case of windows95/98/me, this installation is not needed. this control software does not operate on windows nt.) 3. insert the cd-rom labeled ?AKD4385-SC evaluation kit? into the cd-rom drive. 4. access the cd-rom drive and double-click the icon of ?AKD4385-SC.exe? to set up the control program. 5. then please evaluate according to the follows. ? operation flow keep the following flow. 1. set up the control program according to explanation above. 2. click ?port reset? button. ? explanation of each buttons 1. [port reset] : set up the usb interface board (akdusbif-a) in case using the board. 2. [write default] : initialize the register of ak4385. 3. [all write] : write all registers that is currently displayed. 4. [function1] : dialog to write data by keyboard operation. 5. [function2] : dialog to write data by keyboard operation. 6. [function3] : the sequence of register setting can be set and executed. 7. [function4] : the sequence that is created on [function3] can be assigned to buttons and executed. 8. [function5]: the register setting that is created by [save] function on main window can be assigned to buttons and executed. 9. [save] : save the current register setting. 10. [open] : write the saved values to all register. 11. [write] : dialog to write data by mouse operation. ? indication of data input data is indicated on the register map. red letter indicates ?h? or ?1? and blue one indicates ?l? or ?0?. blank is the part that is not defined in the datasheet.
asahi kasei [AKD4385-SC] 6 2006/04 ? explanation of each dialog 1. [write dialog] : dialog to write data by mouse operation there are dialogs corresponding to each register. click the [write] button corresponding to each register to set up the dialog. if you check the check box, data becomes ?h? or ?1?. if not, ?l? or ?0?. when writing the input data to ak4385, click [ok] button. if not, click [cancel] button. 2. [function1 dialog] : dialog to write data by keyboard operation address box: input registers address in 2 figures of hexadecimal. data box: input registers data in 2 figures of hexadecimal. when writing the input data to ak4385, click [ok] button. if not, click [cancel] button. 3. [function2 dialog] : dialog to evaluate att address box: input registers address in 2 figures of hexadecimal. start data box: input starts data in 2 figures of hexadecimal. end data box: input end data in 2 figures of hexadecimal. interval box: data is written to ak4642 by this interval. step box: data changes by this step. mode select box: with checking this check box, data reaches end data, and returns to start data. [example] start data = 00, end data = 09 data flow: 00 01 02 03 04 05 06 07 08 09 09 08 07 06 05 04 03 02 01 00 without checking this check box, data reaches end data, but does not return to start data. [example] start data = 00, end data = 09 data flow: 00 01 02 03 04 05 06 07 08 09 when writing the input data to ak4385, click [ok] button. if not, click [cancel] button.
asahi kasei [AKD4385-SC] 7 2006/04 4. [save] and [open] 4-1. [save] save the current register setting data. the extension of file name is ?akr?. (operation flow) (1) click [save] button. (2) set the file name and push [save] button. the extension of file name is ?akr?. 4-2. [open] the register setting data saved by [save] is written to ak4385. the file type is the same as [save]. (operation flow) (1) click [open] button. (2) select the file (*.akr) and click [open] button .
asahi kasei [AKD4385-SC] 8 2006/04 5. [function3 dialog] the sequence of register setting can be set and executed. (1) click [f3] button. (2) set the control sequence. set the address, data and interval time. set ?-1? to the address of the step where the sequence should be paused. (3) click [start] button. then this sequence is executed. the sequence is paused at the step of interval="-1". click [start] button, the sequence restarts from the paused step. this sequence can be saved and opened by [save] and [open] button on the function3 window. the extension of file name is ?aks?. figure 4. window of [f3]
asahi kasei [AKD4385-SC] 9 2006/04 6. [function4 dialog] the sequence that is created on [function3] can be assigned to buttons and executed. when [f4] button is clicked, the window as shown in figure 5 opens. figure 5. [f4] window
asahi kasei [AKD4385-SC] 10 2006/04 6-1. [open] buttons on left side and [start] buttons (1) click [open] button and select the sequence file (*.aks). the sequence file name is displayed as shown in figure 6 . figure 6. [f4] window(2) (2) click [start] button, then the sequence is executed. 6-2. [save] and [open] buttons on right side [save] : the sequence file names can assign be saved. the file name is *.ak4. [open] : the sequence file names assign that are saved in *.ak4 are loaded. 6-3. note (1) this function doesn't support the pause function of sequence function. (2) all files need to be in same folder us ed by [save] and [open] function on right side. (3) when the sequence is changed in [function3], the file should be loaded again in order to reflect the change.
asahi kasei [AKD4385-SC] 11 2006/04 7. [function5 dialog] the register setting that is created by [save] function on main window can be assigned to buttons and executed. when [f5] button is clicked, the following window as shown in figure 7 opens. figure 7. [f5] window 7-1. [open] buttons on left side and [write] button ( 1) click [open] button and select the register setting file (*.akr). (2) click [write] button, then the register setting is executed. 7-2. [save] and [open] buttons on right side [save] : the register setting file names assign can be saved. the file name is *.ak5 . [open] : the register setting file names assign that are saved in *.ak5 are loaded. 7-3. note (1) all files need to be in same folder us ed by [save] and [open] function on right side. (2) when the register setting is changed by [save] button in main window, the file should be loaded again in order to reflect the change.
asahi kasei [AKD4385-SC] 12 2006/04 measurement results [measurement condition] ? measurement unit : audio precision system two cascade (ap2) ? mclk : 512fs (44.1khz), 256fs (96khz), 128fs (192khz) ? bick : 64fs ? fs : 44.1khz, 96khz ? bit : 24bit ? power supply : vdd=5v ? interface : internal dir (44.1khz, 96khz) ? temperature : room fs=44.1khz parameter input signal measurement filter lch rch s/(n+d) 1khz, 0db 20klpf 95.4 db 95.3 db dr 1khz, -60db 22klpf, a-weighted 108.7 db 108.7 db s/n ?0? data 22klpf, a-weighted 109.3 db 109.3 db fs=96khz parameter input signal measurement filter lch rch s/(n+d) 1khz, 0db 40klpf 91.3 db 91.5 db 40klpf 104.4 db 104.4 db dr 1khz, -60db 22klpf, a-weighted 107.8 db 107.8 db 40klpf 105.7 db 105.6 db s/n ?0? data 22klpf, a-weighted 108.9 db 108.8 db fs=192khz parameter input signal measurement filter lch rch s/(n+d) 1khz, 0db 40klpf 92.7 db 93.2 db 40klpf 103.4 db 103.4 db dr 1khz, -60db 22klpf, a-weighted 106.3 db 106.3 db 40klpf 104.6 db 104.6 db s/n ?0? data 22klpf, a-weighted 108.0 db 107.0 db
asahi kasei [AKD4385-SC] 13 2006/04 plots (fs=44.1khz) akm ak4385 fft vdd=5v, fs=44.1khz, mclk=512, 0dbfs input, fin=1khz -180 +0 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 20 20k 50 100 200 500 1k 2k 5k 10k hz figure 8. fft (fin=1khz, 0dbfs input) akm ak4385 fft vdd=5v, fs=44.1khz, mclk=512, -60dbfs input, fin=1khz -180 +0 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 20 20k 50 100 200 500 1k 2k 5k 10k hz figure 9. fft (fin=1khz, -60dbfs input)
asahi kasei [AKD4385-SC] 14 2006/04 (fs=44.1khz) akm ak4385 fft vdd=5v, fs=44.1khz, mclk=512, fin=no signal -180 +0 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 20 20k 50 100 200 500 1k 2k 5k 10k hz figure 10. fft (noise floor) akm ak4385 fft out-of-band noise vdd=5v, fs=44.1khz, mclk=512fs, fin=no signal -180 +0 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 20 100k 50 100 200 500 1k 2k 5k 10k 20k 50k hz figure 11. fft (out of band noise)
asahi kasei [AKD4385-SC] 15 2006/04 (fs=44.1khz) akm ak4385 thd+n vs. input level vdd=5v,fs=44.1khz, mclk=512fs, fin=1khz -120 -70 -115 -110 -105 -100 -95 -90 -85 -80 -75 d b r a -120 +0 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 dbfs figure 12 . thd+n vs. input level (fin=1khz) akm ak4385 thd+n vs. input frequency vdd=5v, fs=44.1khz, mclk=512fs, 0dbfs input -120 -70 -115 -110 -105 -100 -95 -90 -85 -80 -75 d b r a 20 20k 50 100 200 500 1k 2k 5k 10k hz figure 13 . thd+n vs. input frequency (0dbfs input)
asahi kasei [AKD4385-SC] 16 2006/04 (fs=44.1khz) akm ak4385 linearity vdd=5v fs=44.1khz, mclk=512fs, fin=1khz -120 +0 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a -120 +0 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 dbfs figure 14. linearity (fin=1khz) akm ak4385 frequency response vdd=5v, fs=44.1kkhz, mclk=512fs, 0dbfs input -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 6k 8k 10k 12k 14k 16k 18k hz figure 15. frequency response ( 0dbfs input )
asahi kasei [AKD4385-SC] 17 2006/04 (fs=44.1khz) akm ak4385 crosstalk (red=lch, blue=rch) vdd=5v, fs=44.1khz, mclk=512fs, 0dbfs input -140 -80 -135 -130 -125 -120 -115 -110 -105 -100 -95 -90 -85 d b 20 20k 50 100 200 500 1k 2k 5k 10k hz figure 16. crosstalk (0dbfs input)
asahi kasei [AKD4385-SC] 18 2006/04 (fs=96khz) akm ak4385 fft vdd=5v, fs=96khz, mclk=256fs, 0dbfs input, fin=1khz -180 +0 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 40 40k 50 100 200 500 1k 2k 5k 10k 20k hz figure 17. fft (fin=1khz, 0dbfs input) akm ak4385 fft fs=96khz, mclk=256fs, fin=1khz, 0dbfs input, notch=on -180 +0 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 40 40k 50 100 200 500 1k 2k 5k 10k 20k hz figure 18. fft(fin=1khz, 0dbfs input, notch)
asahi kasei [AKD4385-SC] 19 2006/04 (fs=96khz) akm ak4385 fft vdd=5v, fs=96khz, mclk=256fs, -60dbfs input, fin=1khz -180 +0 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 40 40k 50 100 200 500 1k 2k 5k 10k 20k hz figure 19. fft (fin= 1khz, -60dbfs input) akm ak4385 fft vdd=5v, fs=96khz, fin=no signal -180 +0 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 40 40k 50 100 200 500 1k 2k 5k 10k 20k hz figure 20. fft (noise floor)
asahi kasei [AKD4385-SC] 20 2006/04 (fs=96khz) akm ak4385 thd+n vs. input level vdd=5v, fs=96khz, mclk=256fs, fin=1khz -120 -70 -115 -110 -105 -100 -95 -90 -85 -80 -75 d b r a -120 +0 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 dbfs figure 21. thd+n vs. input level (fin=1khz) akm ak4385 thd+n vs. input frequency vdd=5v, fs=96khz, mclk=256fs, 0dbfs input -120 -70 -115 -110 -105 -100 -95 -90 -85 -80 -75 d b r a 40 40k 50 100 200 500 1k 2k 5k 10k 20k hz figure 22. thd+n vs. input frequency (0dbfs input)
asahi kasei [AKD4385-SC] 21 2006/04 (fs=96khz) akm ak4385 linearity vdd=5v, fs=96khz, mclk=256fs, fin=1khz -130 +0 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a -130 +0 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 dbfs figure 23. linearity (fin=1khz) akm ak4385 frequency response vdd=5v, fs=96khz, mclk=256fs, 0dbfs input -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 40k 5k 7.5k 10k 12.5k 15k 17.5k 20k 22.5k 25k 27.5k 30k 32.5k 35k 37.5k hz figure 24. frequency response ( 0dbfs input )
asahi kasei [AKD4385-SC] 22 2006/04 (fs=96khz) akm ak4385 crosstalk (red=lch, blue=rch) vdd=5v, fs=96khz, mclk=256fs, 0dbfs input -140 -80 -135 -130 -125 -120 -115 -110 -105 -100 -95 -90 -85 d b 40 40k 50 100 200 500 1k 2k 5k 10k 20k hz figure 25. crosstalk (0dbfs input)
asahi kasei [AKD4385-SC] 23 2006/04 (fs=192khz) akm ak4385 fft vdd=5v, fs=192khz, mclk=128fs, 0dbfs input, fin=1khz -180 +0 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 90 80k 200 500 1k 2k 5k 10k 20k 50k hz figure 26. fft (fin=1khz, 0dbfs input) akm ak4385 fft vdd=5v, fs=192khz, mclk=128fs, 0dbfs input, fin=1khz, notch=on -180 +0 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 90 80k 200 500 1k 2k 5k 10k 20k 50k hz figure 27. fft(fin=1khz, 0dbfs input, notch)
asahi kasei [AKD4385-SC] 24 2006/04 (fs=192khz) akm ak4385 fft vdd=5v, fs=192khz, mclk=128fs, -60dbfs input, fin=1khz -180 +0 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 90 80k 200 500 1k 2k 5k 10k 20k 50k hz figure 28. fft (fin= 1khz, -60dbfs input) akm ak4385 fft vdd=5v, fs=192khz, mclk=128fs, fin=no signal -180 +0 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a 90 80k 200 500 1k 2k 5k 10k 20k 50k hz figure 29. fft (noise floor)
asahi kasei [AKD4385-SC] 25 2006/04 (fs=192khz) akm ak4385 thd+n vs. input level vdd=5v, fs=192khz, mclk=128fs, fin=1khz -120 -70 -115 -110 -105 -100 -95 -90 -85 -80 -75 d b r a -120 +0 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 dbfs figure 30. thd+n vs. input level (fin=1khz) akm ak4385 thd+n vs. input frequency vdd=5v, fs=192khz, mclk=128fs, 0dbfs input -120 -70 -115 -110 -105 -100 -95 -90 -85 -80 -75 d b r a 90 80k 200 500 1k 2k 5k 10k 20k 50k hz figure 31. thd+n vs. input frequency (0dbfs input)
asahi kasei [AKD4385-SC] 26 2006/04 (fs=192khz) akm ak4385 linearity vdd=5v, fs=192khz, mclk=128fs, fin=1khz -130 +0 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 d b r a -130 +0 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 dbfs figure 32. linearity (fin=1khz) akm ak4385 frequency response vdd=5v, fs=192khz, mclk=128fs, 0dbfs input -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 80k 10k 15k 20k 25k 30k 35k 40k 45k 50k 55k 60k 65k 70k 75k hz figure 33. frequency response ( 0dbfs input )
asahi kasei [AKD4385-SC] 27 2006/04 (fs=192khz) akm ak4385 crosstalk (red=lch, blue=rch) vdd=5v, fs=192khz, mclk=128fs, 0dbfs input -140 -80 -135 -130 -125 -120 -115 -110 -105 -100 -95 -90 -85 d b 90 80k 200 500 1k 2k 5k 10k 20k 50k hz figure 34. crosstalk (0dbfs input)
asahi kasei [AKD4385-SC] 28 2006/04 revision history important notice ? these products and their specifications are subject to change without notice. before considering any use or application, consult the asahi kasei microsystems co., ltd. (akm) sales office or authorized distributor concerning 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 regulations of the country of export pertaining to customs and tariffs, currency exchange, or strategic materials. ? akm products are neither intended nor authorized for use as critical components in any safety, life support, or other hazard related device or sys tem, and akm assumes no responsibility relating to any such use, except with the express written consent of the representative director of akm. as used here: (a) a hazard related device or system is one designed or intended for life support or maintenance of safety or for applications in medicine, aerospace, 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 the safety or effectiveness of the device or system containing it, and which must therefore meet very high standards of performance and reliability. ? it is the responsibility of the buyer or distribut or 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. date (yy/mm/dd) manual revision board revision reason contents 06/01/23 km082700 0 first edition gnd pattern change. change p4 change of calculation. 0 = 1 2c 1 c 2 r 2 r 3 06/04/17 km082701 1 add p12 fs=192khz table data add. p13 ? 27 plot data add.
1 1 a a +15v -15v avdd d3v pdn avdd 4113_lrck 4113_mclko1 4113_bick aoutl- aoutr+ 4113_sdto vop+ vop- aoutl+ aoutr- avdd title size document number rev date: sheet of ak4385 0 AKD4385-SC a3 13 thursday, january 12, 2006 title size document number rev date: sheet of ak4385 0 AKD4385-SC a3 13 thursday, january 12, 2006 title size document number rev date: sheet of ak4385 0 AKD4385-SC a3 13 thursday, january 12, 2006 csn cdti cclk bick mclk lrck sdti1 mclk lrck sdata bick r18 100 r18 100 1 2 3 4 5 6 7 8 9 10 port1 ext port1 ext 10 8 6 4 2 1 3 5 7 9 port2 up-i/f port2 up-i/f r23 470 r23 470 r2 open r2 open r13 5.1 r13 5.1 c6 open c6 open r15 100 r15 100 c5 10p c5 10p 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 u2 74lvc157 u2 74lvc157 r4 short r4 short + c9 10u + c9 10u r3 open r3 open c3 0.1u c3 0.1u + c7 470u + c7 470u r22 10k r22 10k r25 470 r25 470 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 u8 ak4385 u8 ak4385 + c4 470u + c4 470u c22 0.1u c22 0.1u c8 0.1u c8 0.1u out 3 gnd 2 in 1 t1 njm78m05fa t1 njm78m05fa r8 open r8 open r24 470 r24 470 + c1 47u + c1 47u r20 10k r20 10k r21 10k r21 10k c2 0.1u c2 0.1u r17 100 r17 100 r1 open r1 open
1 1 a a -15v +15v vop- vop+ vop- aoutl- aoutl+ vop+ aoutr+ aoutr- vop- vop+ title size document number rev date: sheet of analog 0 AKD4385-SC a3 23 thursday, january 12, 2006 title size document number rev date: sheet of analog 0 AKD4385-SC a3 23 thursday, january 12, 2006 title size document number rev date: sheet of analog 0 AKD4385-SC a3 23 thursday, january 12, 2006 r33 200 r33 200 r32 200 r32 200 r36 220 r36 220 + c54 22u + c54 22u r31 4.7k r31 4.7k + c49 22u + c49 22u r38 4.7k r38 4.7k 3 2 1 8 4 + - u7a njm4580 + - u7a njm4580 r28 4.7k r28 4.7k c21 470p c21 470p 5 6 7 8 4 + - u7b njm4580 + - u7b njm4580 c24 nc c24 nc + c32 10u + c32 10u + c37 10u + c37 10u r42 10k r42 10k c20 470p c20 470p j2 aoutl j2 aoutl c47 470p c47 470p j4 aoutr j4 aoutr r29 4.7k r29 4.7k c23 3900p c23 3900p r39 200 r39 200 r43 4.7k r43 4.7k r35 200 r35 200 c38 0.1u c38 0.1u r34 4.7k r34 4.7k r41 4.7k r41 4.7k r40 220 r40 220 c48 3900p c48 3900p r30 4.7k r30 4.7k c55 470p c55 470p r37 10k r37 10k c31 0.1u c31 0.1u c50 nc c50 nc
1 1 a a pdn 4113_mclko1 4113_bick 4113_lrck 4113_sdto avdd avdd vop+ d3v title size document number rev date: sheet of dir 0 AKD4385-SC a3 33 thursday, january 12, 2006 title size document number rev date: sheet of dir 0 AKD4385-SC a3 33 thursday, january 12, 2006 title size document number rev date: sheet of dir 0 AKD4385-SC a3 33 thursday, january 12, 2006 h l ocks1 ocks1 ocks0 ocks0 l hh l l sw2 h 512fs@fs=32k/44.1k/48khz 256fs@fs=88.2k/96khz coax 128fs@fs=176.4k/192khz opt master clock c28 0.1u c28 0.1u r47 short r47 short 2 1 3 sw1 pdn sw1 pdn test1 test1 r48 15k r48 15k 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 u3 74hc14 u3 2 1 d1 hsu119 d1 hsu119 jp4 rx jp4 rx c19 0.1u c19 0.1u 1 2 l1 short l1 short + c16 10u + c16 10u r26 short r26 short c29 0.1u c29 0.1u out 1 vcc 3 gnd 4 gnd 2 6 6 5 5 port3 torx173 port3 torx173 c14 0.1u c14 0.1u out 3 gnd 2 in 1 t3 upc3533hf t3 upc3533hf c17 0.1u c17 0.1u r45 10k r45 10k j1 coax j1 coax + c30 47u + c30 47u 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 u5 ak4113 u5 ak4113 c10 0.1u c10 0.1u r46 10k r46 10k r44 5.1 r44 5.1 c18 0.1u c18 0.1u + c15 10u + c15 10u c13 0.1u c13 0.1u 1 2 4 3 sw2 ocks sw2 ocks r49 10k r49 10k + c11 47u + c11 47u c12 0.1u c12 0.1u r27 75 r27 75
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