1/4 rev. a structure silicon monolithic integrated circuit product name audio interface lsi type BU76310AGU applications dvc, dsc, etc functions audio part ?stereo 16 bit ?codec ?2-input stereo selector ?stereo microphone amp lifier with alc function ?stereo line amplifier ?btl output speaker amplifie r (400mw@8, thd+n=10%, vdd=3.3v) ?64-step electronic volume with alc function ?pll built-inreference clock 12mhz24mhz27mhz16fs32fs64f s pll mode 8khz, 11.025 khz, 12 khz, 16 khz 22.05 khz, 24khz, 32khz, 44.1khz, 48 khz non-pll mode 8khz 48khz ?master clock output three-line serial interface power on reset function audio if format msb first,2s compliment adc 16bit word lengths left justified, i 2 s dsp dac 16bit word lengths left, right justified, i 2 s dsp absolute maximum ratings ta=25 parameter symbol limits unit comment supply voltage vdd -0. 34.5 avdddvddspvdd input voltage vin -0.3supply voltage +0.3 keep each limits u pon storage temperature range tstg -50125 operating temperature range tope -2085 power dissipation *1 pd 920 *1 in the case of use at ta=25 or more, 9.2mw should be red uced per 1. radiation resistance de sign is not arranged. operating conditions ta=25 parameter symbol limits unit comment supply voltage vdd 2. 73.6 avdddvddspvdd note avdddvddspvddare no t needed to be same voltage. note please do not set spvdd lower than avdd-0.3v. note please do not surpass package permissible loss, when s pvdd is set.
2/4 rev. a electrical characteristics unless specified, ta=25avdd=sp vdd=dvdd= 3.3vavss=spvss=dvss = 0vb.w.=22hz22khzfs=48khzfin=1khz parameter symbol limits unit condition min. typ. max. < current consumption > #master=0 mclk=24mhz power-down mode idds - 0.03 0.1 #pwap=0 rec mode/pll mode iddr - 10.3 19 #mdrec=mdpll=1 play mode/pll mode iddp - 8.4 16 #mdpb=mdsp=mdpll=1 <> output voltage voreg 0.75avdd -0.2 0.75avdd 0.75avdd +0.2 2.2k load < logic interface > input voltage vil dvss 0.3dvdd v input voltage vih 0.7dvdd dvdd v input current iil 10 a input current iih 10 a output voltage vol 0 0.5 v iol=-1ma output voltage voh dvdd-0.5 dvdd v iol=1ma #alc1=o ff, mgain=42db, mlim=-37.5db, d vol=-4.5db distortion thd+n 62 72 - db dout=-10dbfs@1khz snr 78 88 - db b.w.=jis-a #alc1=off, mgain=48db input impedance zin 70 100 130 k input level vin -52 -50 -48 dbv dout=0dbfs l/r gain mismatch gv -1. 0 0 +1.0 db dout=0dbfs distortion thd+n 43 58 - db dout=-6dbfs@1khz snr 60 66 - db b.w.=jis-a l/r separation sepr 58 83 - db dout=-6dbfs@1khz ? output level doalc - -7.3 - dbfs alc1=on #lgain=+5db output level vo -5.5 -4.0 -2.5 dbv din=-6dbfs l/r gain mismatch gv -1.0 0 +1.0 db din=-6dbfs distortion thd+n 70 80 - db din=-6dbfs@1khz snr 82 90 - db b.w.=jis-a l/r separation sepr 80 100 - db din=-6dbfs@1khz #alc2=off, evr=-6db, rl=8 output level vo 1.0 3.0 5.0 dbv din=0dbfs distortion thd+n 50 60 - db din=0dbfs@1khz snr 76 83 - db b.w.=jis-a ? output level voalc 1.0 3.0 5.0 dbv alc2=on, evr=8db #bvol=13.5db, rl=8 output level gv 11.5 13.5 15.5 db input impedance zin 25 41 60 db note input level of r ec is relative to avdd. note output level of p b is relative to avdd. note input impedance o b eepin is changed to 20k?163k by bvol. note output level 3.0dbv of s ppos/spneg is about 250mw at rl =8. serial interface control commands are entered on the sen, sclk, and sdata pins, using 3 line 16 bit serial input (msb first). the input cycle is started on t he csb falling edge, and each b it of data is read in on the sclk rising edge. the data is loaded to regist er on the csb rising edge. register map s dat a sc lk cs b ?x? ?x? 1 0 a5 a4 a3 a2 a1 a0 d7 d6 d5 d4 d3 d2 d1 d0 register address : a5 - a0 control data : d7 - d0
3/4 rev. a note do not write to the address except for the above. pin functional descriptions no pin name function no pin name function c6 lnfr nf input for mic rch e5 spvdd sp power supply d4 micinr2 mic rch input2 f5 sppos sp positive output d3 micinr1 mic rch input1 e4 beepin beep input e2 mreg mic power supply b2 mclko codec master clock input e1 micinl1 mic lch input1 b6 dreg ldo18 output (1.8v) d5 micinl2 mic lch input2 b1 dvdd digital power supply d2 lnfl nf input for mic lch a5 dain codec da serial data input d1 bias bias 1/2avdd a2 adout codec ad serial data output c1,f1 avss analog ground a3 bclk codec bit clock in/output f2 avdd analog power supply b3 lrclk codec lr clock in/output c5 lineoutr line rch output a4 mclk codec master clock output f3 lineoutl line lch output c2,a1,a6 dvss digital ground f4 evrout evr output b5 sdata 3-wire serial data input e3 spin sp input b4 sclk 3-wire serial clock input d6 spneg sp negative output c4 csb 3-wire serial chip select input e6,f6 spvss sp ground - - - address register d7 d6 d5 d4 d3 d2 d1 d0 00h power control 0 pwsv pwap pwmrg 0 0 0 pwdrg 01h power control 0 comenb 0 0 mdsp mdpb mdrec mdpll 03h gain control 0 0 ada 0 0 lgain mgain1 mgain0 04h gain control slmin1 slmin0 0 0 musp mubsp mulo mudvl 05h clock control fmck1 fmck0 fbck1 fbck0 0 dif2 dif1 dif0 06h clock control 0 frck2 frck1 frck0 sfs1 sfs0 div1 div0 07h clock control master bfpd 0 dlen 0 mcko 0 0 08h alc control 0 mdalc1 mdevr1 mdevr0 0 0 0 mddvl 09h alc control atmc1 atmc0 rcmc1 rcmc0 atsp1 atsp0 rcsp1 rcsp0 0ah alc control rc2mc1 rc2mc0 cvrg1 cvrg0 rclm 0 0 0 0bh time control rini2 rini1 rini0 pini1 pini0 0 dvlt evrt 0ch volume control 0 mlim6 mlim5 mlim4 mlim3 mlim2 mlim1 mlim0 0dh filter control 0 0 dem1 dem0 hpfr3 hpfr2 hpfr1 hpfr0 0eh volume control dvol7 dvol6 dvol5 dvol4 dvol3 dvol2 dvol1 dvol0 0fh volume control 0 0 evr5 evr4 evr3 evr2 evr1 evr0 10h volume control 0 0 spvol1 spvol0 0 bvol2 bvol1 bvol0 12h fade control 0 0 0 0 dvlsk dvlt2 dvlt1 dvlt0 13h alc control 0 0 0 0 0 atto 0 0 17h filter control dfmrp oldfm 0 dfmen4 dfmen3 dfmen2 dfmen1 dfmen0 18h filter control df0m1 df0m0 df0a13 df0a12 df0a11 df0a10 df0a9 df0a8 19h filter control df0a7 df0a6 df0a5 df0a4 df0a3 df0a2 df0a1 df0a0 1ah filter control 0 0 df0b13 df0b12 df0b11 df0b10 df0b9 df0b8 1bh filter control df0b7 df0b6 df0b5 df0b4 df0b3 df0b2 df0b1 df0b0 1ch filter control df1m1 df1m0 df1a13 df1a12 df1a11 df1a10 df1a9 df1a8 1dh filter control df1a7 df1a6 df1a5 df1a4 df1a3 df1a2 df1a1 df1a0 1eh filter control 0 0 df1b13 df1b12 df1b11 df1b10 df1b9 df1b8 1fh filter control df1b7 df1b6 df1b5 df1b4 df1b3 df1b2 df1b1 df1b0 20h filter control df2m1 df2m0 df2a13 df2a12 df2a11 df2a10 df2a9 df2a8 21h filter control df2a7 df2a6 df2a5 df2a4 df2a3 df2a2 df2a1 df2a0 22h filter control 0 0 df2b13 df2b12 df2b11 df2b10 df2b9 df2b8 23h filter control df2b7 df2b6 df2b5 df2b4 df2b3 df2b2 df2b1 df2b0 24h filter control df3m1 df3m0 df3a13 df3a12 df3a11 df3a10 df3a9 df3a8 25h filter control df3a7 df3a6 df3a5 df3a4 df3a3 df3a2 df3a1 df3a0 26h filter control 0 0 df3b13 df3b12 df3b11 df3b10 df3b9 df3b8 27h filter control df3b7 df3b6 df3b5 df3b4 df3b3 df3b2 df3b1 df3b0 28h filter control df4m1 df4m0 df4a13 df4a12 df4a11 df4a10 df4a9 df4a8 29h filter control df4a7 df4a6 df4a5 df4a4 df4a3 df4a2 df4a1 df4a0 2ah filter control 0 0 df4b13 df4b12 df4b11 df4b10 df4b9 df4b8 2bh filter control df4b7 df4b6 df4b5 df4b4 df4b3 df4b2 df4b1 df4b0
4/4 rev. a block diagram?external dimensions figure1 block diagram figure2 pin assign (bottom face) figure3 externa l dimensionunit? f avss avdd lineoutl evrout sppos spvss e micinl1 mreg spin beepin spvdd spvss d bias lnfl micinr1 micinr2 micinl2 spneg c avss dvss csb lineoutr lnfr b dvdd mclko fclk sclk sdata dreg a dvss adout bclk mclk dain dvss 123456 (note) place the capacitors for avdd, bias pins close to each lnfl lnfr lineoutr lineoutl dvdd dvss mclk lrclk bclk adout dain control digital filters avdd avss csb sclk adc dac audio interface bias bias sdata beepin evrout spin micinl2 micinl1 micinr2 micinr1 spneg sppos spvdd spvss evr alc2 mreg alc1 alc1 pll mclko ldo18 (dreg) dreg f 56 e d a c b 1234 p=0.55 ( 0.15) index post 1.0max a 0.05 a 1pin mark s 3.10.05 b b p=0.55 s 0.06 0.250.1 34- 0.300.05 0.30.05 3.10.05 0.30.05 u76280 lot. no. 35 76310a caution about absolute maximum rating when the absolute maximum rating such as the applied voltage an d the ranges of the operating temperature is exceeded, lsi migh t be destroyed. please apply neither voltage nor the temperature that exceeds t he absolute maximum rating. please execute physical measures for safety such as fuse when i t is thought to exceed the absolute maximum rating, and examine it so that the condition to exceed the absolute maximum rating is not appl ied to lsi. about gnd voltage in any state of operation must be the lowest voltage about the voltage of the terminal gnd. please actually confirm the voltag e of each terminal is not a voltage that is lower than the terminal gnd including excessive phenomenon. about design of overheating malfunction preventive circuit please design overheating malfunction preventive circuit with an enough margin in consideration of a permissible loss in the state of using actually. about the short between terminals and the mounting by mistake please note the direction and the gap of position of lsi enough about lsi when you mount on the substrate. lsi might be destro yed when mounting by mistake and energizing. moreover, lsi might be destroyed whe n short-circuited by entering of the foreign substances between the terminal and gnd, between terminals, between the terminal and the power supply of lsi. about operation in strong electromagnetic field use in strong electromagnetic field has the possibility of ma lfunctioning and evaluate it enough, please. please note not to be beyond the package permissible range, whe n spvdd is set. no guarantee connection for a1, a6, f1 and f6. please connect a nother pin of same name, too. about operation in strong light use in strong light has the possibility of malfunctioning. plea se shield from the light, if needed.
r0039 a www.rohm.com ? 2009 rohm co., ltd. all rights reserved. notice rohm customer support system http://www.rohm.com/contact/ thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact us. notes no copying or reproduction of this document, in part or in whole, is permitted without the consent of rohm co.,ltd. the content specied herein is subject to change for improvement without notice. the content specied herein is for the purpose of introducing rohm's products (hereinafter "products"). if you wish to use any such product, please be sure to refer to the specications, which can be obtained from rohm upon request. examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the products. the peripheral conditions must be taken into account when designing circuits for mass production. great care was taken in ensuring the accuracy of the information specied in this document. however, should you incur any damage arising from any inaccuracy or misprint of such information, rohm shall bear no responsibility for such damage. the technical information specied herein is intended only to show the typical functions of and examples of application circuits for the products. rohm does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by rohm and other parties. rohm shall bear no responsibility whatsoever for any dispute arising from the use of such technical information. the products specied in this document are intended to be used with general-use electronic equipment or devices (such as audio visual equipment, ofce-automation equipment, commu- nication devices, electronic appliances and amusement devices). the products specied in this document are not designed to be radiation tolerant. while rohm always makes efforts to enhance the quality and reliability of its products, a product may fail or malfunction for a variety of reasons. please be sure to implement in your equipment using the products safety measures to guard against the possibility of physical injury, re or any other damage caused in the event of the failure of any product, such as derating, redundancy, re control and fail-safe designs. rohm shall bear no responsibility whatsoever for your use of any product outside of the prescribed scope or not in accordance with the instruction manual. the products are not designed or manufactured to be used with any equipment, device or system which requires an extremely high level of reliability the failure or malfunction of which may result in a direct threat to human life or create a risk of human injury (such as a medical instrument, transportation equipment, aerospace machinery, nuclear-reactor controller, fuel-controller or other safety device). rohm shall bear no responsibility in any way for use of any of the products for the above special purposes. if a product is intended to be used for any such special purpose, please contact a rohm sales representative before purchasing. if you intend to export or ship overseas any product or technology specied herein that may be controlled under the foreign exchange and the foreign trade law, you will be required to obtain a license or permit under the law.
|
