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analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems features dac 24 - bit, 8 khz to 96 khz sampling frequency 96 db dynamic range, 96 db signal to noise ratio, - 83 db thd+n 40 mw headphone amplifier, pop noise free, capless option stereo enhancement bass and treble adjustments various analog output mixing a nd gains low power 1.8v to 3.3v operation 7 mw playback system i 2 c or spi uc interface 256fs, 384fs, usb 12 mhz or 24 mhz master or slave serial port i 2 s, left justified, dsp/pcm mode fractional pll for wide range of system clocks applications gps bl uetooth mp3, mp4, pmp cell phone digital camera, camcorder portable audio devices general description PA5155 is a high performance, low power and low cost audio dac. it consists of 2 - ch dac, headphone amplifier, digital sound effects, and analog mixing a nd gain functions. the device uses advanced multi - bit delta - sigma modulation technique to convert data between digital and analog. the multi - bit delta - sigma modulator s make the device with low sensitivity to clock jitter and low out of band noise . block diagram ordering information temperature range package part number - 40 to 85 c qfn - 28 PA5155 - t7 95244 lin rin stereo enhance dac dacl mono+ dacr mixl mixr mixl mixr l out1 rout1 mixl +/ - mixr lout2 rout2 mclk pll c interface serial audio data dv dd pv dd dgnd av dd agnd hpv dd hpgnd v ref v mid ce cclk e cdata d2s + lin mono dacl dacr + rin mono dacl dacr dlrck dsdin sclk mono - mono mux mixm mout vref rout1 mout out3 + lin rin dacl dacr mixm gnd
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems 28 - pin qfn and pin desc riptions pin name i/o description 1 mclk i master clock 2 dvdd supply digital core s upply 3 p vdd supply digital io supply 4 dgnd supply digital ground (return path for both dvdd and p vdd) 5 s clk i/o audio data bit clock 6 dsdin i dac audio data 7 dlrck i/o dac audio data left and right clock 8 gnd supply ground or no connect 9 mout o mono output 1 0 out3 o analog output 3 (can be used as headphone pseudo ground) 1 1 rout1 o right output 1 (line or speaker/ headphone) 1 2 lout 1 o left output 1 ( l ine or speaker/ headphone) 1 3 hpgnd supply ground for analog output drivers (lout1/2, rout 1/2) 1 4 rout2 o right output 2 ( l ine or speaker/ headphone) 1 5 lout2 o left output 2 ( l ine or speaker/ headphone) 1 6 hpvdd supply supply for analog output drivers (lout1/2, rout1/2) 1 7 avdd supply analog supply 1 8 agnd supply analog ground 19 vref o d e coupling capacitor 20 vmid o d ecoupling capacitor 2 1 mono - i mono input (negative side) 2 2 mono+ i mono input (positive side) 2 3 rin i right channel input 2 4 lin i left channel input 25 nu not used by chip (arbitrary connection) 26 c e i control sel ect or d evice address selection 27 cdata i/o control data input or output 28 cclk i control clock input gnd mout out3 rout1 lout1 hpgnd rout2 8 9 10 11 12 13 14 mono - vmid vref agnd avdd hpvdd lout2 21 20 19 18 17 16 15 cclk cdata ce dc lin rin mono+ 28 27 26 25 24 23 22 mclk d vdd pvdd dgnd sclk dsdin dlrck 1 2 3 4 5 6 7
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems absolute maximum ratings supply voltage . min - 0.3v max +5 .0v input voltage min gnd - 0.3v max v dd +0.3v operating temperature.. min - 40 c max +85 c storage temperature min - 65 c max +150 c note: continuous operation at or beyond these condition s may permanent ly damage the device. recom mended operating conditions analog supply voltage . min 1.7 v max 3.6 v digital supp ly voltage .. min 1.5v max 3.6 v dac analog and filter characteristics and specifications test condition s are as the following unless otherwise specify: avdd=+ 3 . 3 v, dvdd=+ 1 . 8 v, agnd=0v, dgnd=0v, ambient temperature=+25 c , fs=48 khz , 96 khz or 192 khz , mclk/lrck=256. parameter min typ max unit dac performance dynamic range (note 1) 83 96 98 db thd + n - 85 - 83 - 75 db channel separation (1khz) 80 85 90 db sign al to noise ratio 83 96 98 db inter - channel gain m ismatch 0. 0 5 db filter frequency re sponse C single speed passband 0 0.45 35 fs stopband 0.54 65 fs passband ripple 0.05 db stopband attenuation 40 db filter frequency response C double speed passband 0 0.4167 fs stopband 0.5833 fs passband ripple 0.005 db stopband att enuation 40 db de - emphasis error at 1 khz (single speed mode only) fs = 32khz fs = 44.1khz fs = 48khz 0.002 0.013 0.0009 db analog output full scale output level avdd/3.3 vrms note 1. the value is measured used a - weighted filter. power consumpt ion characteristics parameter min typ max unit normal operation mode dvdd=1.8v, avdd=1.8v: play back dvdd=3.3v, avdd=3.3v: play back 7 31 m w power down mode dvdd=1.8v, avdd=1.8v dvdd=3.3v, avdd=3.3v 0.3 1.9 m w
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems serial audio port sw itching specifi cations parameter symbol min max unit mclk frequency 51.2 mhz mclk duty cycle 40 60 % lrck frequency 200 khz lrck duty cycle 40 60 % sclk frequency 26 mhz sclk pulse width low t sclkl 15 ns sclk pulse width high t sclkh 15 ns sclk falling t o lrck edge t slr C 10 10 ns sdin valid to sclk rising setup time t sdis 10 ns sclk rising to sdin hold time t sdih 10 ns serial audio port timing serial control port switching specifications parameter symbol min max unit spi mode spi_c lk clock frequency 10 mhz spi_clk edge to spi_csn falling t spics 5 ns spi_csn high time between transmissions t spish 500 ns spi_csn falling to spi_clk edge t spisc 10 ns spi_clk low time t spicl 45 ns spi_clk high time t spich 45 ns spi_din to sp i_clk rising setup time t spids 10 ns spi_clk rising to data hold time t spidh 15 ns 2 - wire mode scl clock frequency f scl 100 khz bus free time between transmissions t twid 4.7 us start condition hold time t twsth 4.0 us clock low time t twcl 4.0 us lrck input slc k input sdout sdin t slr t sdo t sclkh t sclkw t sdis t sdih t sclkl
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems clock high time t twch 4.0 us setup time for repeated start condition t twsts 4.7 us sda hold time from scl falling t twdh 0.1 us sda setup time to scl rising t twds 100 ns rise time of scl t twr 25 us fall time scl t twf 25 ns serial control port spi timing serial control port 2 - wire timing spi_din spi_clk spi_csn t spics t spisc t spids t spidh t spich t spicl t spish s p sda scl t twsts t twsth t twch t twcl t twdh t twds t twf t twr s t twid
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems typical application circuit clock modes and samp ling frequencies according to the input serial audio data sampling frequency, the devi ce can work in two speed modes: single speed or double speed. the ranges of the sampling frequency in these two modes are listed in table 1. the device can work either in master clock mod e or slave clock mode. in slave mode, lrck and sclk are supplied ext ernally. lrck and sclk must be synchronously derived from the system clock with specific rates. the device can auto detect mclk/lrck ratio according to table 1. the device only support s the mclk/lrck ratios listed in table 1. the lrck/sclk ratio is normall y 64. table 1 slave mode sampling frequencies and mclk /lrck ratio speed mode sampling frequency mclk /lrck ratio single speed 8khz C 50khz 256, 384, 512, 768, 1024 double speed 50khz C 100khz 128, 192, 256, 384, 512 in master mode, lrck and sclk are de rived internally from mclk. the available mclk/lrck ratios and sclk/lrck ratios are listed in table 2. table 2 master mode sampling frequencies and mclk /lrck ratio mclk clkdiv2=0 mclk clkdiv2=1 dac sample rate (dlrck) dacfsratio [4:0] sclk ratio normal mode 12.288 mhz 24.576mhz 8 khz (mclk/1536) 01010 mclk/6 48 khz (mclk/256) 00010 mclk/4 12 khz (mclk/1024) 00111 mclk/4 16 khz (mclk/768) 00110 mclk/6 24 khz (mclk/512) 00100 mclk/4 32 khz (mclk/384) 00011 mclk/6
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems 8 khz (mc lk/1536) 01010 mclk/4 48 khz (mclk/256) 00010 mclk/4 96 khz (mclk/128) 00000 mclk/2 11.2896 mhz 22.5792mhz 8.0182 khz (mclk/1408) 01001 mclk/4 44.1 khz (mclk/256) 00010 mclk/4 11.025 khz (mclk/1024) 00111 mclk/4 22.05 khz (mclk/ 512) 00100 mclk/4 8.0182 khz (mclk/1408) 01001 mclk/4 44.1 khz (mclk/256) 00010 mclk/4 88.2 khz (mclk/128) 00000 mclk/2 18.432 mhz 36.864mhz 8 khz (mclk/2304) 01100 mclk/6 48 khz (mclk/384) 00011 mclk/6 12 khz (mclk/1536) 01010 mclk/6 16 khz (mclk/1152) 01000 mclk/6 24 khz (mclk/768) 00110 mclk/6 32 khz (mclk/576) 00101 mclk/6 8 khz (mclk/2304) 01100 mclk/6 48 khz (mclk/384) 00011 mclk/6 96 khz (mclk/192) 00001 mclk/3 16.9344 mhz 33.8688mhz 8.0182 khz (mclk/2112) 01011 mclk/6 44.1 khz (mclk/384) 00011 mclk/6 11.025 khz (mclk/1536) 01010 mclk/6 22.05 khz (mclk/768) 00110 mclk/6 8.0182 khz (mclk/2112) 01011 mclk/6 44.1 khz (mclk/384) 00011 mclk/6 88.2 khz (mclk/192) 0000 1 mclk/3 usb mode 12 mhz 24mhz 8 khz (mclk/1500) 11011 mclk 48 khz (mclk/250) 10010 mclk 8.0214 khz (mclk/1496) 11010 mclk 44.118 khz (mclk/272) 10011 mclk 11.0259 khz (mclk/1088) 11001 mclk 12 khz (mclk/1000) 11000 mclk 1 6 khz (mclk/750) 10111 mclk 22.0588 khz (mclk/544) 10110 mclk 24 khz (mclk/500) 10101 mclk 32 khz (mclk/375) 10100* mclk 8.0214 khz (mclk/1496) 11010 mclk 44.118 khz (mclk/272) 10011 mclk 8 khz (mclk/1500) 11011 mclk 48 k hz (mclk/250) 10010 mclk 88.235 khz (mclk/136) 10001 mclk 96 khz (mclk/125) 10000 mclk pa5 155 has a high performance fractional - n pll. pll can be used for non - standard mclk to generate standard internal master clock, for example 12.288 mhz for 48 khz sampling frequency or 11.2896 mhz for 44.1 khz sampling frequency. by default, pll is in power down and reset, and the internal master clock uses mclk clock from pin directly. the following table shows the pll sett ing (mclkdiv2, pll_n, pll_k and pll out_div2) for typical non - standard mclk to generate standard internal master clock. mclk (mhz) internal master clock (mhz) f2 (mhz) mclkdiv2 pllout_div2 r n f (*0.6574) pll_n pll_k 11.91 11.2896 90.3168 0 1 7.5833 7 0.3834 7 188a3f 11.91 12.288 98.304 0 1 8.2539 8 0.1669 8 aae8c 12 11.2896 90.3168 0 1 7.5264 7 0.3460 7 16256c 12 12.288 98.304 0 1 8.192 8 0.1262 8 813e0 13 11.2896 90.3168 0 1 6.9474 6 0.6228 6 27dbab 13 12.288 98.304 0 1 7.5618 7 0.3693 7 17a2b0 14.4 11.2896 90.3168 0 1 6.272 6 0.178 8 6 b717d
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems 14.4 12.288 98.304 0 1 6.8267 6 0.5434 6 22c7b5 19.2 11.2896 90.3168 1 1 9.408 9 0.2682 9 112a3c 19.2 12.288 98.304 1 1 10.24 10 0.1578 a a18d8 19.68 11.2896 90.3168 1 1 9.1785 9 0.1173 9 7827a 19.68 12.288 98.304 1 1 9.9902 9 0.6509 9 29a8a 2 19.8 11.2896 90.3168 1 1 9.1229 9 0.0808 9 52ba7 19.8 12.288 98.304 1 1 9.9297 9 0.6111 9 271d0a 24 11.2896 90.3168 1 1 7.5264 7 0.3460 7 16.256c 24 12.288 98.304 1 1 8.192 8 0.1262 8 813e0 26 11.2896 90.3168 1 1 6.9474 6 0.6228 6 27dbab 26 12.288 98.304 1 1 7.5618 7 0.3693 7 17a2b0 27 11.2896 90.3168 1 1 6.6901 6 0.4536 6 1d0880 27 12.288 98.304 1 1 7.2818 7 0.1852 7 bdb09 micro - controller configura tion interface the device supports standard spi and 2 - wire micro - controller configuration interfa ce. external micro - controller can completely configure the device through writing to internal configuration registers. please see section 8 for the details of configurati on register definition. the identical device pins are used to configure either spi or 2 - wire interface. in spi mode, pin ce, cclk and cdata function as spi_csn, spi_clk and spi_din. in 2 - wire mode, pin ce, cclk and cdata function as ad0, scl and sda. to select spi mode, apply high to low transition signal to ce pin. otherwise the device wi ll operate in 2 - wire interface mode. spi PA5155 has a spi (serial peripheral interface) compliant synchronous serial slave controller inside the chip. it provides the abilit y to allow the external master spi controller to access the internal registers, and thus control the operations of chip. all lines on the spi bus are unidirectional: the spi_clk is generated by the master controller and is primarily used to synch ronize data transfer, the spi_din line carries data from the master to the slave; spi_csn is generated by the master to select PA5155 . the timing diagram of this interface is given in figure 1. the high to low transition at spi_csn pin indicates the spi interf ace selected. each write procedure contains 3 words, i.e. chip address plus r/w bit, in ternal register address and internal register data. every word length is fixed at 8 bits. the input spi_din data are sampled at the rising edge of spi_clk clock. the msb bit in each word is transferred firstly. the transfer rate can be up to 10m bps. ram = register address mapping figure 1 spi configuration interface timing diagram 2 - wire 2 - wire interface is a bi - directional serial bus that uses a serial data line (sda) and a serial clock line (scl) for data transfer. the tim ing diagram for data transfer of this interface is given in figure 2. data are transmitted synchronously to scl clock on the sda line on a byte - by - byte basis. each bit in a byte is sampled during scl high with msb bit being transmitted firstly. each transf erred byte is followed by an acknowledge bit from receiver to pull the sda low. the transfer rate of this interface can be up to 100k bps. chip address 7 bits - 0010000 0 spi_din spi_clk spi_csn 1 r/ wb 5 6 7 8 9 14 15 16 17 22 23 ram 8 bits register data 8 bits
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems figure 2 complete data transfer for 2 - wire interface a master controller initiates the transmission by sending a start signal, which is defined as a high - to - low transition at sda while scl is high. the first byte transferred is the slave address. it is a seven - bit chip address followed by a rw bit. the chip address must be 001000x,where x equals ad0 (pin ce). the rw bit indicates the slave data transfer direction. once an acknowledge bit is received, the data transfer starts to proceed on a byte - by - byte basis in the direction specified by the rw bit. the master can terminate the communication by generating a stop signal, which is defined as a low - to - high transition at sda while scl is high. in 2 - wire interface mode, the registers can be written and read. the formats of write and read instructions are shown in table 3 and table 4. please note that, to read da ta from a register, you must set r/w bit to 0 to access the register address and then set r/w to 1 to read data from the register. there are no acknowledge bit after data to be written or read, this is the only differen ce from the i 2 c protocol. table 3 wr ite data to register in 2 - wire interface mode chip address r/w register address data to be written 001000 ad0 0 ack ram ack data table 4 read data from register in 2 - wire interface mode chip address r/w register address 001000 ad0 0 ack ram chip address r/w data to be read 001000 ad0 1 ack data configuration regist er definition spi and 2 - wire configuration interface share the same registers because there is only one interface active at any time. there are total of 53 user programmable 8 - bit registers in this device. these registers control the operations of dac. external master controller can access these registers by using the slave address specified in ram (register address map) register as shown in the table 5.
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems table 5 bit content of register address map adr name bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 default 0 output setting lout1 volume lp_out1 pdn_lout1 lout1vol 40 1 rout1 volume pdn_rout1 rout1vol 40 2 lout2 volume lp_out2 pdn_lout2 lout2vol 40 3 rout2 volume pdn_rout2 rout2vol 40 4 mout volume lp_mout pdn_mout moutvol 40 5 out control 1 lp_out3 pdn_out3 out3sw lp_rout2inv rout2inv 40 6 out control 2 l2r2both l1r1both 00 7 mixer setting left mixer li2lomu li2lovol mi 2lomu mi2lovol ff 8 right mixer mi2romu mi2rovol ri2romu ri2rovol ff 9 mono mixer li2momu li2movol ri2momu ri2movol ff a dac to mixer pdn_monodiff dmen ld2momu rd2momu ld2lomu rd2lomu ld2romu rd2romu bf b mixer lp mode lp_monodiff lp_mmix lp_lm ix lp_rmix 00 c dac setting left dac volume daclvol c0 d right dac volume dacrvol c0 e dac control lp_dacl pdn_dacl lp_dacr pdn_dacr daclmu dacrmu 55 f dac control automute clickfree vppscale daclrboth dacsoftramp dacramprate c4 10 dac control dacinvl dacinvr dactoen dacdat 08 11 dac control daczerol daczeror dacmono dacse 00 12 shelving1_a shv1_a[29:24] 1f 13 shv1_a[23:16] f7 14 shv1_a[15:8] fd 15 shv1_a[7:0] ff 16 shelving1_b shv1_b[29:24] 1f 17 shv1_b[23:16] f7 18 shv1_b[15:8] fd 19 shv1_b[7:0] ff 1a shelving2_a shv2_a[29:24] 1f 1b shv2_a[23:16] f7 1c shv2_a[15:8] fd 1d shv2_a[7:0] ff 1e shelving2_b shv2_b[29:24] 1f
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems 1f shv2_b[23:16] f7 20 shv2_b[15:8] fd 21 shv2_b[7:0] ff 22 shelving3 _a shv3_a[29:24] 1f 23 shv3_a[23:16] f7 24 shv3_a[15:8] fd 25 shv3_a[7:0] ff 26 shelving3_b shv3_b[29:24] 1f 27 shv3_b[23:16] f7 28 shv3_b[15:8] fd 29 shv3_b[7:0] ff 2a digital audio i/f setting digital interface dacformat daclrswp daclrp dacwl 00 2b digital interface mclkdiv2 sclkinv fsmode dacmsc 01 2c sample rate dacsr 06 2d sclk divider sclkdiv 00 2e reference setting reset rst_cp 00 2f power down pdn_ana pdn_dig pdn_fsm pdn_dll 0c 30 reference seqen 00 31 reference enrefr vroi vmidsel vmidlow 28 32 reference pdn_vrefgen pdn_ibiasgen lp_dacvrp lp_vrefbuf pdn_vrefbuf vrefr_lo 34 33 reference ibiassw vsel fc 34 reference mout_ref2 mout_ref1 out3_ref2 out3_ref1 out2_ref2 out2_ref1 out 1_ref2 out1_ref1 55 35 reference mono_ref2 mono_ref1 mix_ref2 mix_ref1 05 36 pll setting pll control pdn cp2 cp1 cp0 supsel1 supsel0 kvco1 kvco0 08 37 pll control lp mclksel pllout_div2 pll_rb pll_en 00 38 pll control dith_mag pll_n 00 39 pll control pll_k[21:16] 00 3a pll control pll_k[15:8] 00 3b pll control pll_k[7:0] 00 adr name bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 default 0 output setting lout1 volume lp_out1 pdn_lout1 lout1vol 40 1 rout1 volume pdn_rout1 rout1vol 40 2 lout2 volume lp_out2 pdn_lout2 lout2vol 40 3 rout2 volume pdn_rout2 rout2vol 40
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems 4 mout volume lp_mout pdn_mout moutvol 40 5 out control 1 lp_out3 pdn_out3 out3sw lp_rout2inv rout2inv 40 6 out control 2 l2r2both l1r1both 00 7 mixer settin g left mixer li2lomu li2lovol mi2lomu mi2lovol ff 8 right mixer mi2romu mi2rovol ri2romu ri2rovol ff 9 mono mixer li2momu li2movol ri2momu ri2movol ff a dac to mixer pdn_monodiff dmen ld2momu rd2momu ld2lomu rd2lomu ld2romu rd2romu bf b mixer lp mo de lp_monodiff lp_mmix lp_lmix lp_rmix 00 c dac setting left dac volume daclvol c0 d right dac volume dacrvol c0 e dac control lp_dacl pdn_dacl lp_dacr pdn_dacr daclmu dacrmu 55 f dac control automute clickfree vppscale daclrboth dacsoftramp d acramprate c4 10 dac control dacinvl dacinvr dactoen dacdat 08 11 dac control daczerol daczeror dacmono dacse 00 12 shelving1_a shv1_a[29:24] 1f 13 shv1_a[23:16] f7 14 shv1_a[15:8] fd 15 shv1_a[7:0] ff 16 shelving1_b shv1_b[29:24] 1f 17 shv1_b[23:16] f7 18 shv1_b[15:8] fd 19 shv1_b[7:0] ff 1a shelving2_a shv2_a[29:24] 1f 1b shv2_a[23:16] f7 1c shv2_a[15:8] fd 1d shv2_a[7:0] ff 1e shelving2_b shv2_b[29:24] 1f 1f shv2_b[23:16] f7 20 shv2_b[15:8] fd 21 shv2_b[7:0] ff 22 shelving3_a shv3_a[29:24] 1f 23 shv3_a[23:16] f7 24 shv3_a[15:8] fd
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems 25 shv3_a[7:0] ff 26 shelving3_b shv3_b[29:24] 1f 27 shv3_b[23:16] f7 28 shv3_b[15:8] fd 29 shv3_b[7:0] ff 2a digital audio i/f setting digi tal interface dacformat daclrswp daclrp dacwl 00 2b digital interface mclkdiv2 sclkinv fsmode dacmsc 01 2c sample rate dacsr 06 2d sclk divider sclkdiv 00 2e reference setting reset rst_cp 00 2f power down pdn_ana pdn_dig pdn_ fsm pdn_dll 0c 30 reference seqen 00 31 reference enrefr vroi vmidsel vmidlow 28 32 reference pdn_vrefgen pdn_ibiasgen lp_dacvrp lp_vrefbuf pdn_vrefbuf vrefr_lo 34 33 reference ibiassw vsel fc 34 reference mout_ref2 mout_ref1 out3_ref2 o ut3_ref1 out2_ref2 out2_ref1 out1_ref2 out1_ref1 55 35 reference mono_ref2 mono_ref1 mix_ref2 mix_ref1 05 36 pll setting pll control pdn cp2 cp1 cp0 supsel1 supsel0 kvco1 kvco0 08 37 pll control lp mclksel pllout_div2 pll_rb pll_en 00 38 pll control dith_mag pll_n 00 39 pll control pll_k[21:16] 00 3a pll control pll_k[15:8] 00 3b pll control pll_k[7:0] 00
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems output settings register 0 C lout1 v olume , default 0 1 00 0 00 0 bit name bit description lp_lout1 7 0 C n ormal (default) 1 C l ow p ower s etting for lout1 pdn_lout1 6 0 C n ot p ower d own 1 C p ower d own lout1 (default) lout1vol 5:0 lout1 v olume c ontrol 000000 C - 45 db (default) 000001 C - 43.5 db 000010 C - 42 db 011110 C 0 db 011111 C 1 .5 db 100100 C 9 db register 1 C rout1 volume , default 0 1 0 0 00 00 bit name bit description lp_rout1 7 0 C n ormal (default) 1 C l ow p ower s etting for rout1 pdn_rout1 6 0 C n ot p ower d own 1 C p ower d own rout1 (default) rout1vol 5:0 rout1 v olume c ontrol 000000 C - 45 db (default) 000001 C - 43.5 db 000 010 C - 42 db 011110 C 0 db 011111 C 1 .5 db 100100 C 9 db register 2 C lout2 volume , default 0 100 00 00 bit name bit description lp_lout2 7 0 C n ormal (default) 1 C l ow p ower s etting for lout2 pdn_lout2 6 0 C n ot p ower d own 1 C p ower d own lout2 (def ault) lout2vol 5:0 lout2 v olume c ontrol 000000 C - 45 db (default) 000001 C - 43.5 db 000010 C - 42 db 011110 C 0 db 011111 C 1 .5 db 100100 C 9 db register 3 C rout2 volume , default 0100 00 00 bit name bit description lp_rout2 7 0 C n ormal (default) 1 C l ow p ower s etting for rout2 pdn_rout2 6 0 C n ot p ower d own 1 C p ower d own rout2 (default) rout2vol 5:0 rout2 v olume c ontrol 000000 C - 45 db (default) 000001 C - 43.5 db 000010 C - 42 db
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems 011110 C 0 db 011111 C 1 .5 db 100100 C 9 db register 4 C mo ut v olume , default 0 100 0000 bit name bit description lp_mout 7 0 C n ormal (default) 1 C l ow p ower s etting for mono out pdn_mout 6 0 C n ot p ower d own 1 C p ower d own m ono o ut (default) moutvol 5:0 mono out v olume c ontrol 000000 C - 45 db (default) 000001 C - 43.5 db 000010 C - 42 db 011110 C 0 db 011111 C 1 .5 db 100100 C 9 db register 5 C out c ontrol 1 , default 0 1 00 0000 bit name bit description lp_out3 7 0 C n ormal (default) 1 C l ow p ower s etting for out3 pdn_out3 6 0 C n ot p ower d own 1 C p ower d o wn out3 (default) out3sw 5:4 out3 select 00 C vref (default) 01 C rout1 signal 10 C monoout 11 C right mixer output lp_rout2inv 3 0 C n ormal (default) 1 C l ow p ower s etting for rout2 inv rout2inv 2 0 C no inversion (default) 1 C rout2 signal inverted register 6 C out control 2 , default 0000 0000 bit name bit description l2r2both 1 1 C s imultaneous l oad of lout2vol and rout2vol 0 C d isable s imultaneous l oad (default) l1r1both 0 1 C s imultaneous l oad of lout1vol and rout1vol 0 C d isable s imultaneous l oad (default) mixer setting register 7 C left mixer , default 1 111 11 11 bit name bit description li2lomu 7 1 C m ute left l ine in to l eft o ut m ixer (default) 0 C not m ute li2lovol 6:4 left line i n to l eft o ut m ixer v olume c ontrol 000 C 6 db 001 C 3 db 0 10 C 0 db 011 C - 3 db 100 C - 6 db 101 C - 9 db 110 C - 12 db
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems 111 C - 15 db (default) mi2lomu 3 1 C m ute m icrophone i n to l eft o ut m ixer (default) 0 C not m ute mi2lovol 2:0 microphone i n to l eft o ut m ixer v olume c ontrol 000 C 6 db 001 C 3 db 010 C 0 db 011 C - 3 db 100 C - 6 db 101 C - 9 db 110 C - 12 db 111 C - 15 db (default) register 8 C right mixer , default 1 111 1111 bit name bit description mi2romu 7 1 C m ute m icrophone i n to r ight o ut m ixer (default) 0 C not m ute mi2rovol 6:4 microphone i n to r ight o ut m ixer v olume c ontrol 000 C 6 db 001 C 3 db 010 C 0 db 011 C - 3 db 100 C - 6 db 101 C - 9 db 110 C - 12 db 111 C - 15 db (default) ri2romu 3 1 C m ute r ight l ine i n to r ight o ut m ixer (default) 0 C not m ute ri2rovol 2:0 right l ine i n to r ights o ut m ixer v olume c ontrol 000 C 6 db 001 C 3 db 010 C 0 db 011 C - 3 db 100 C - 6 db 101 C - 9 db 110 C - 12 db 111 C - 15 db (default) register 9 C mono mixer , default 1111 1111 bit name bit description li2momu 7 1 C m ute l eft l ine i n to m ono o ut m ixer (default) 0 C not m ut e li2movol 6:4 left l ine i n to m ono o ut m ixer v olume c ontrol 000 C 6 db 001 C 3 db 010 C 0 db 011 C - 3 db 100 C - 6 db 101 C - 9 db 110 C - 12 db 111 C - 15 db (default) ri2momu 3 1 C m ute r ight l ine i n to m ono o ut m ixer (default) 0 C not m ute ri2movol 2:0 right l ine i n to m ono o ut m ixer v olume c ontrol 000 C 6 db 001 C 3 db 010 C 0 db 011 C - 3 db 100 C - 6 db 101 C - 9 db
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems 110 C - 12 db 111 C - 15 db (default) register 10 C dac to mixer , default 1011 1111 bit name bit description pdn_monodiff 7 1 C p ower d own m ono diff erential input stage (default) 0 C n ot p ower d own dmen 6 1 C mono d ifferential l ine i n e nable 0 C s ingle - ended l ine i n from mono+ (default) ld2momu 5 1 C m ute left dac to m ono o ut m ixer (default) 0 C not mute rd2momu 4 1 C m ute r ight dac to m o no o ut m ixer (default) 0 C not m ute ld2lomu 3 1 C m ute l eft dac to l eft o ut m ixer (default) 0 C not m ute rd2lomu 2 1 C m ute r ight dac to l eft o ut m ixer (default) 0 C not m ute ld2romu 1 1 C m ute l eft dac to r ight o ut m ixer (default) 0 C not m ute rd2romu 0 1 C m ute r ight dac to r ight o ut m ixer (default) 0 C not m ute register 11 C mixer lp m ode , default 0000 00 00 bit name bit description lp_monodiff 3 0 C n ormal (default) 1 C l ow p ower s etting for m ono diff erential input stage lp_mmix 2 0 C n ormal (de fault) 1 C l ow p ower s etting for m ono m ixer lp_lmix 1 0 C n ormal (default) 1 C l ow p ower s etting for l eft m ixer lp_rmix 0 0 C n ormal (default) 1 C l ow p ower s etting for r ight m ixer dac setting register 12 C left dac v olume , default 11 00 0000 bit name b it description daclvol 7:0 left dac v olume c ontrol 00000000 C 0 db 0.5 db/step 11000000 C - 127 db (default) register 13 C right dac v olume , default 11 00 0 00 0 bit name bit description dacrvol 7:0 right dac v olume c ontrol 00000000 C 0 db 0.5 db/ste p 11000000 C - 127 db (default) register 14 C dac control 1 , default 01 0 1 010 1 bit name bit description lp_dacl 7 0 C n ormal (default) 1 C l ow p ower s etting for l eft dac pdn_dacl 6 0 C n ot p ower d own 1 C p ower d own l eft dac (default) lp_dacr 5 0 C n or mal (default) 1 C l ow p ower s etting for r ight dac pdn_dacr 4 0 C n ot p ower d own 1 C p ower d own r ight dac (default)
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems daclmu 2 1 C l eft dac m ute (default) 0 C l eft dac not m ute dacrmu 0 1 C r ight dac m ute (default) 0 C r ight dac not m ute register 15 C da c contro l 2 , default 1100 0 1 00 bit name bit description automute 7 auto mute function: long period of zero inputs (8k audio samples) will mute the analog output. any single non - zero input will un - mute. it is done per channel based. 0 C disable 1 C enable (default) clickfree 6 0 C disable digital click free power up and down 1 C enable digital click free power up and down (default) vppscale 5:4 reserved daclrboth 3 1 C e nable s imultaneous l oad of daclvol and dacrvol 0 C d isable s imultaneous l oad (defau lt) dacsoftramp 2 1 C enable da c soft ramp at mute and volume change (default) 0 C disable dacramprate 1:0 these bits define dac gain control ramp rate 00 C 0.5 db per 4 lrcks (default) 01 C 0.5 db per 8 lrcks 10 C 0.5 db per 16 lrcks 11 C 0.5 db per 32 lrcks register 16 C dac control 3 , default 00 00 1 000 bit name bit description dacinvl 5 0 C dac left channel output no phase inversion (default) 1 C dac left channel output 180 degree phase inversion dacinvr 4 0 C dac right channel output no phase in version (default) 1 C dac right output 180 degree phase inversion dactoen 3 reserved dacdat 2 0 C disable dac data 6 db attenuate 1 C - 6 db enable register 17 C dac control 4 , default 0000 0 000 bit name bit description daczerol 5 0 C normal (default) 1 C set l eft c hannel dac output all zero daczeror 4 0 C normal (default) 1 C set r ight c hannel dac output all zero dacmono 3 0 C stereo (default), and en able se function 1 C mono ((l+r)/2) into dacl and dacr , and disable se function dacse 2:0 stereo e n hancement gain 000 C 0 (default) 001 C 1/8 111 C 7/8 register 18 C shelving1_a[29:24] , default 000 1 11 11 bit name bit description shev1_a[29:24] 5:0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 19 C shelving1_a[23:16] , default 111 1 0 111 bit name bit description shev1_a[23:16] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f}
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems register 20 C shelving1_a[15:8] , default 1111 1101 bit name bit description shev1_a [15:8] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 21 C shelving1_a[7:0] , default 1111 1111 bit name bit description shev1_a [7:0] 7 : 0 30 - bit a coe fficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 22 C shelving1_b[29:24] , default 0001 1111 bit name bit description shev1_b [29:24] 5 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 23 C shelving1_b[23:16] , default 1111 0111 bit name bit description shev1_b [23:16] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 24 C sh elving1_b[15:8] , default 1111 1101 bit name bit description shev1_b [15:8] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 25 C shelving1_b[7:0] , default 1111 1111 bit name bit descript ion shev1_b [7:0] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 26 C shelving2_a[29:24] , default 000 1 11 11 bit name bit description shev2_a[29:24] 5:0 30 - bit a coefficient for shelvin g filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 27 C shelving2_a[23:16] , default 111 1 0 111 bit name bit description shev2_a[23:16] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f , 5'h0f, 5'h1f} register 28 C shelving2_a[15:8] , default 1111 1101 bit name bit description shev2_a [15:8] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 29 C shelving2_a[7:0] , defau lt 1111 1111 bit name bit description shev2_a [7:0] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 30 C shelving2_b[29:24] , default 0001 1111 bit name bit description shev2_b [29:24] 5 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 31 C shelving2_b[23:16] , default 1111 0111 bit name bit description shev2_b [23:16] 7 : 0 30 - bit a coefficient for shelving filter; d efault v alue is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 32 C shelving2_b[15:8] , default 1111 1101 bit name bit description shev2_b [15:8] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} reg ister 33 C shelving2_b[7:0] , default 1111 1111 bit name bit description
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems shev2_b [7:0] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 34 C shelving3_a[29:24] , default 000 1 11 11 bit name bit description shev3_a[29:24] 5:0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 35 C shelving3_a[23:16] , default 111 1 0 111 bit name bit description shev3_a[23:16] 7 : 0 30 - bit a coeffici ent for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 36 C shelving3_a[15:8] , default 1111 1101 bit name bit description shev3_a [15:8] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f , 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 37 C shelving3_a[7:0] , default 1111 1111 bit name bit description shev3_a [7:0] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 38 C shelving3_b[ 29:24] , default 0001 1111 bit name bit description shev3_b [29:24] 5 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 39 C shelving3_b[23:16] , default 1111 0111 bit name bit description s hev3_b [23:16] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 40 C shelving3_b[15:8] , default 1111 1101 bit name bit description shev3_b [15:8] 7 : 0 30 - bit a coefficient for shelving filt er; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5'h1f} register 41 C shelving3_b[7:0] , default 1111 1111 bit name bit description shev3_b [7:0] 7 : 0 30 - bit a coefficient for shelving filter; d efault value is {5'h0f, 5'h1f, 5'h0f, 5'h1f, 5'h0f, 5 'h1f} d igital audio interfa ce setting register 42 C digital audio interface 1 , default 0000 0000 bit name bit description dacformat 7:6 audio d ata f ormat 00 C i2s format (default) 01 C l eft j ustify 10 C r ight j ustify, 11 C dsp m ode daclrswp 5:4 00 C l eft data = left dac, right data = right dac (default) 01 C left data = left dac, right data = left dac 10 C left data = right dac, right data = right dac 11 C left data = right dac, right data = left dac daclrp 3 i2s/l eft justified/right justified case: 0 C l/r normal polarity (default) 1 C l/r invert polarity dsp mode case: 0 C mode a, msb is available on 2 nd s clk rising edge after lrc k rising edge 1 C mode b, msb is available on 1 st s clk rising edge after lrc k rising edge dacwl 2:0 data w ord l ength 000 C 24 - bit (default) 001 C 20 - bit
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems 010 C 18 - bit 011 C 16 - bit 100 C 32 - bit register 43 C d igital audio interface 2 , default 00 00 000 1 bit name bit description mclkdiv2 4 0 C chip clock is mclk (default) 1 C chip clock is mclk divide by 2 sclkinv 2 0 C no rmal (default) 1 C sclk inverted fsmode 1 0 C s ingle s peed m ode (default) 1 C d ouble s peed m ode dacmsc 0 1 C master mode s erial port (default) 0 C slave mode s erial port register 4 4 C d igital audio sample rate , default 00 00 0 11 0 bit name bit descripti on dacsr 4:0 dac s ample r ate, mclk frequency/lrck frequency 00000 C 128 00001 C 192 00010 C 256 00011 C 384 00100 C 512 00101 C 576 00110 C 768 (default) 00111 C 1024 01000 C 1152 01001 C 1408 01010 C 1536 01011 C 2112 01100 C 2304 10000 C 125 10001 C 136 10010 C 250 10011 C 272 10100 C 375 10101 C 500 10110 C 544 10111 C 750 11000 C 1000 11001 C 1088 11010 C 1496 11011 C 1500 other C reserved register 4 5 C sclk divider , default 00 00 0 000 bit name bit description sclkdiv 4:0 sclk divider 0 C divide depend on dacsr and clock frequency 1 C divide by 1 2 C divide by 2 3 C divide by 3 4 C divide by 4 5 C divide by 6 6 C divide by 8 7 C divide by 9 8 C divide by 11 9 C divide by 12 10 C divide by 16 11 C divide by 18 12 C divide by 22 13 C divide by 24 14 C divide by 33 15 C divide by 36 16 C divide by 44 17 C divide by 48
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems 18 C divide by 66 19 C divide by 72 other C divide by 4 reference setting register 4 6 C control port registers reset , default 00 00 0 000 bit name bit description rst_cp 7 0 C n ot reset (default) 1 C r eset all registers of c ontrol p ort register 4 7 C power down control , default 00 00 1 1 00 bit name bit description pdn_ana 3 0 C n ot p ower d own 1 C p ower d own analog blocks (default) pdn_dig 2 0 C n ot p ower d own 1 C p ower d own d igital b lo cks (default) pdn_fsm 1 0 C n ot p ower d own (default) 1 C p ower d own fsm pdn_dll 0 0 C n ot p ower d own (default) 1 C p ower d own dll register 4 8 C reference 1 , default 00 00 0 000 bit name bit description seq_en 0 0 C internal power up/down sequence disab le (default) 1 C internal power up/down sequence enable register 4 9 C reference 2 , default 00 1 0 1 000 bit name bit description enrefr 5 0 C disable reference 1 C enable reference (default) vroi 4 0 C 1.5k vref to analog output resistance (default) 1 C 40k vref to analog output resistance vmidsel 3:2 00 C vmid disabled (off mode) 01 C 50k divider enabled (playback/record mode) 10 C 500k divider enabled (standby mode, default) 11 C 5 k divider enabled (fast start - up mode) vmidlow 1:0 reserved reg ister 50 C reference 3 , default 00 11 0 1 00 bit name bit description pdn_vrefgen 5 0 C n ot p ower d own 1 C p ower d own vrefgen (default) pdn_ibiasgen 4 0 C n ot p ower d own 1 C p ower d own ibiasgen (default) lp_dacvrp 3 0 C n ormal (default) 1 C l ow p ower mode for dacvrp lp_vrefbuf 2 0 C normal 1 C low power for vrefbuf (def a ult) pdn_vrefbuf 1 0 C n ot p ower d own (default) 1 C p ower d own vrefbuf vrefr_lo 0 0 C normal (def a ult) 1 C low power for vrefr register 51 C reference 4 , default 1111 11 00 bit name bi t description ibiassw 7 reserved
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems vsel 6:0 reserved register 52 C reference 5 , default 0 1 0 1 0 1 0 1 bit name bit description mout_ref2 7 reserved mout_ref1 6 reserved out3_ref2 5 reserved out3_ref1 4 reserved out2_ref2 3 reserved out2_ref1 2 reserv ed out1_ref2 1 reserved out1_ref1 0 reserved register 53 C reference 6 , default 0000 0 1 0 1 bit name bit description mono_ref2 3 reserved mono_ref1 2 reserved mix_ref2 1 reserved mix_ref1 0 reserved pll setting register 5 4 C pll control 1 , default 0000 1 000 bit name bit description pdn 7 0 C n ot p ower d own (default) 1 C p ower d own pll analog cp2 6 reserved cp1 5 reserved cp0 4 reserved supsel1 3 reserved supsel0 2 reserved kvco1 1 reserved kvco0 0 reserved register 5 5 C pll control 2 , de fault 0000 0000 bit name bit description lp 4 0 C n ormal m ode (default) 1 C l ow p ower m ode for pll analog mclksel 3 select internal master clock 0 C from mclk pin (default) 1 C from pll ( to use pll, make sure pllen=1 , pll_rb=1, otherwise, the setting wi ll close chip clock ) pllout_div2 2 0 C divide disabled , pll out clock is vcoout/4 (default) 1 C divide enabled , pll out clock is vcoout/8 pll_rb 1 0 C pll held in reset (default) 1 C pll running (if pllen=1) pll_en 0 0 C pll disabled (default) 1 C pll e nabled register 5 6 C pll control 3 , default 0000 0000 bit name bit description dith_mag 6:4 reserved pll_n 3:0 integer part of pll input/output frequency ratio; use value greater than 5 and less than 13
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems register 5 7 C pll_k[21:16] , default 0000 0000 bit name bit description pll_k[21:16] 5:0 fractional part of pll input/output frequency ratio (treat as one 22 - digital binary number) register 5 9 C pll_k[15:8] , default 0000 0000 bit name bit description pll_k[15:8] 7:0 fractional part of pll inpu t/output frequency ratio (treat as one 22 - digital binary number) register 60 C pll_k[7:0] , default 0000 0000 bit name bit description pll_k[7:0] 7:0 fractional part of pll input/output frequency ratio (treat as one 22 - digital binary number) digita l audio interface the device provides four formats of serial audio data interface to the input of the dac through lrck, sclk and sdin pins. the four formats are i 2 s, left justified, right justified and dsp/pcm mode. dac input dsdin is sampled by PA5155 on the rising edge of dsclk. the relationship of sdata (sdin), sclk and lrck with the three formats is shown through figure 3 to figure 7. figure 3 i 2 s serial audio data format up to 24 - bit figur e 4 left justified serial audio data format up to 24 - bit figure 5 right justified serial audio data format up to 24 - bit n- 2 n- 1 n 3 2 1 1 sclk msb lsb left channel n- 2 n- 1 n 3 2 1 1 sclk msb lsb right channel sdata sclk lrck n- 2 n- 1 n 3 2 1 msb lsb left channel n- 2 n- 1 n 3 2 1 msb lsb right channel sdata sclk lrck n- 2 n- 1 n 3 2 1 msb lsb left channel n- 2 n- 1 n 3 2 1 msb lsb right channel sdata sclk lrck
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems figure 6 dsp/pcm mode a figure 7 dsp /pcm mode b
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems package dimensions and measurements
analog products division 561 e. elliot road #175 chandler, az 85225 tel: (480) 539 - 2900. fax: (480) 747 - 1715 www.protekanalog.com PA5155 low power stereo audio codec with headphone amplifier 95244 rev.0. 01/10 not for use in life support systems tape and reel specifications reel dia a0 b0 k0 d e f w p0 p2 p t - max 178 (7) 4 .100.05 4 .100.05 0.8 00.05 1.500.10 1.750.10 5.500.05 1 2.000.30 4.000.10 2.000.05 8.000.10 0.30 life support p o licy protek a nalog's products are not authorized for u se as critical components i n life support dev i ces or systems without the e xp r ess written a pproval of the presid e nt of protek devices. p0 p 10 pitches cumulative tolerance on tape 0.2 p2 d a0 b0 e f w pin 1 indicated by dot k0 top cover tape t p a5155 xxxx p a5155 xxxx p a5155 xxxx

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