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NJW1182 -1- preliminary audio processor with bbe & dynamic bass boost general description package outline the NJW1182 is a tv audio processor with bbe sound enhancement and dynamic bass boost. the NJW1182 contains all necessary functions to process tv audio signal such as volume control, tone control, balance, mute and agc function. all of internal status and variables are controlled by i 2 c bus. features operating voltage 7.5 to 13v i 2 c bus interface eala(njrc surround)/simulated stereo dynamic bass boost function voice enhancement function agc circuit (selectable 4-stage compression level by i2c bus) bi-cmos technology package outline qfp48-p1 block diagram NJW1182fp1 tone agc control vol1 / agc ina out1a vol2 addin2 out1b vol1 / agc inb vol2 vol3 addin1 bb -fixout hbstb hbsta agcint surfil1 to ne -lb tone -hb to ne -la tone -ha ve1 ve / lpf high boost high boost tone sur ve2 ve3 lp3 lp2 lp1 surfil2 out2a out2b scl ca2 co1 i cbus interface 2 bias gnd sda v+ cva cvb ctl cth cve csr cbb ca1 aux vref co2 vol4 bass boost bb -agcint bb -agcout bb -sense bb1 bb2 bb3 bb4
NJW1182 - 2 - preliminary pin function (qfp48-p1) no symbol function no symbol function 1 lp2 voice enhancement lf filter 2 25 cve pop noise reduction for ve on/off 2 lp3 voice enhancement lf filter 3 26 ca2 pop noise reduction for addin2 setting 3 hbsta ach high frequency compensation filter 27 cth pop noise reduction for treble control 4 bb3 filter for bass boost 3 28 ctl pop noise reduction for bass control 5 bb4 filter for bass boost 4 29 addin2 mixing input 2 6 bb fixout fixed gain bass boost output 30 out2b bch output 2 7 bb agcint agc smoothing filter for bass boost 31 out1b bch output 1 8 out1a ach output 1 32 bb sense agc boost level setting for bass boost 9 out2a ach output 2 33 bb agcout dynamic bass boost output 10 addin1 mixing input 1 34 bb2 filter for bass boost 2 11 csr pop noise reduction for surround on/off 35 bb1 filter for bass boost 1 12 cbb pop noise reduction for bass boost on/off 36 hbstb bch high frequency compensation filter 13 agc int agc filter 37 ve3 voice enhancement hf filter 3 14 cva pop noise reduction for volume control 38 ve2 voice enhancement hf filter 2 15 cvb pop noise reduction for balance control 39 ve1 voice enhancement hf filter 1 16 ca1 pop noise reduction for addin1 setting 40 tone-lb bch bass filter 17 sda sda data input (i 2 c bus) 41 tone-hb bch treble filter 18 scl scl data input (i 2 c bus) 42 surfil2 surround filter 2 19 gnd ground 43 inb bch input 20 v+ power supply 44 ina ach input 21 aux auxiliary output 45 surfil1 surround filter 1 22 vref reference voltage 46 tone-ha ach treble filter 23 co1 pop noise reduction for output sw1 on/off 47 tone-la ach bass filter 24 co2 pop noise reduction for output sw2 on/off 48 lp1 voice enhancement lf filter 1 1 14 15 24 25 38 39 48
NJW1182 -3- preliminary absolute maximum rating (ta=25c) parameter symbol rating unit supply voltage v + 15 v power dissipation p d 1500(note) mw operating temperature range topr -20 to +75 c storage temperature range tstg -40 to +125 c (note) at on a board of eia/jedec specification. (76.2 114.3 1.6mm two layers, fr-4) electrical characteristics (ta=25c, v+=9v, rg=600 ? , r l =47k ? , vin=100mvrms/1khz, mode; vol/bal/tone=0db, agc/ve/surround/bass boost=off, addin1/addin2=mute unless otherwise specified) parameter symbol test condition min. typ. max. unit operating voltage v + - 7.5 9.0 13.0 v supply current i cc no signal - 15 25 ma reference voltage v ref no signal 4.0 4.5 5.0 v maximum input voltage v im vol=-20db,thd=10% 2.8 3.0 - vrms maximum output voltage v om output vol=0db,thd=1% - 2.5 - vrms channel balance g cb vol=0db -1.0 0.0 1.0 db balance boost a ba bst chs=?0?, bal=?11111? -2.0 0.0 2.0 db balance cut a ba cut chs=?1?, bal=?11111? vin=1vrms - - -70 db balance boost b bb bst chs=?1?, bal=?11111? -2.0 0.0 2.0 db balance cut b bb cut chs=?0?, bal=?11111? vin=1vrms - - -70 db total harmonic distortion thd vo=0.5vrms bw=400hz ~ 30khz - - 0.3 % maximum gain g vmax vol=0db -2.0 0.0 2.0 db minimum gain g vmin vol=mute, vin=2vrms - -100 -90 db channel separation cs vin=1vrms, a-weighted - - -70 db output noise 1 v no1 vol = 0db a-weighted - - -90 (31.6) -85 (56.2) dbv ( vrms) output noise 2 v no2 vol=mute a-weighted - - -100 (10) -95 (17.8) dbv ( vrms) logic output: high, r l =10k ? pull down 4.5 - 5.5 aux output voltage v aux logic output: low, r l =10k ? pull up 0 0.5 v bw: band width
NJW1182 - 4 - preliminary ? ? ? ? tone control parameter symbol test condition min. typ. max. unit high frequency boost hf bst bct=?1?, treb=?1111?, f=10khz 12.5 15.0 17.5 db high frequency flat hf flt treb=?0000?, f=10khz -2.0 0.0 2.0 db high frequency cut hf cut bct=?0?, treb=?1111?, f=10khz -17.5 -15.0 -12.5 db low frequency boost lf bst bcb=?1?, bass=? 1111?, f=100hz 12.5 15.0 17.5 db low frequency flat lf flt bass=?0000?, f=100hz -2.0 0.0 2.0 db low frequency cut lf cut bcb=?0?, bass=? 1111?, f=100hz -17.5 -15.0 -12.5 db ? ? ? ? agc control (agc=on) parameter symbol test condition min. typ. max. unit agc boost agc bst vin=50mvrms, f=1khz 1.5 3.5 5.5 db agc flat1 agc flt1 vin=125mvrms, f=1khz -2.5 0.0 2.5 db agc flat2 agc flt2 vin=250mvrms, f=1khz -2.5 0.0 2.5 db agc flat3 agc flt3 vin=375mvrms, f=1khz -2.5 0.0 2.5 db agc flat4 agc flt4 vin=500mvrms, f=1khz -2.5 0.0 2.5 db agc cut agc cut vin=2vrms, f=1khz -14 -10 -6.0 db ? ? ? ? voice enhancement (ve=on) parameter symbol test condition min. typ. max. unit voice enhancement low frequency boost range ve gvl voice-low=?1111?, f=50hz - 10.0 - db voice enhancement high frequency boost range ve gvh voice-high=?1111?, f=6khz - 10.0 - db ? ? ? ? surround (surround=on) parameter symbol test condition min. typ. max. unit simulated surround gain a sr sima ain+bin aout, f=1khz 1.0 3.0 5.0 db simulated surround gain b sr simb ain+bin bout, f=1khz 1.0 3.0 5.0 db eala gain high1 sr gh1 ain aout, mode=high, f=100hz 6.0 8.0 10.0 db eala gain high2 sr gh2 ain bout, mode=high, f=100hz 1.5 3.5 5.5 db eala gain low sr gl ain aout, mode=low, f=100hz 2.0 4.0 6.0 db eala2 gain high1 sr2 gh1 ain aout, mode=high, f=100hz 8.0 10.0 12.0 db eala2 gain high2 sr2 gh2 ain bout, mode=high, f=100hz 4.5 6.5 8.5 db eala2 gain low sr2 gl ain aout, mode=low, f=100hz 2.0 4.0 6.0 db ? ? ? ? bass boost (bass boost=on) parameter symbol test condition min. typ. max. unit bass boost gain high bb gv1 ain+bin bb fixout, f=100hz, swout=on, mode=high - 12.0 - db bass boost gain mid bb gv2 ain+bin bb fixout, f=100hz, swout=on, mode=mid - 6.0 - db bass boost gain low bb gv3 ain+bin bb fixout, f=100hz, swout=on, mode=low - 2.0 - db bass boost gain high2 bb gv4 ain+bin aout, f=100hz, swout=on, mode=high - 1.0 - db
NJW1182 -5- preliminary ? ? ? ? addin1 parameter symbol test condition min. typ. max. unit addin1 gain add1 gv addin1=?111? - 0.0 - db addin1 mute add1 mute addin1=?000? - -80 - db high boost add1 hbst addin1=?111?, f=10khz - 2.2 - db ? ? ? ? addin2 parameter symbol test condition min. typ. max. unit addin2 gain add2 gv addin2=?11111? - 0.0 - db addin2 mute add2 mute addin2=?00000? - -80 - db
NJW1182 - 6 - preliminary i 2 c bus block characteristics (sda, scl) i 2 c bus load conditions: pull up resistance 4k (connected to +5v), load capacitance 200pf (connected to gnd) standard mode fast mode parameter sym bol min. typ. max. min. typ. max. unit low level input voltage v il 0.0 - 1.5 0.0 - 1.5 v high level input voltage v ih 2.7 - 5.0 2.7 - 5.0 v hysteresis of schmitt trigger inputs v hys - - - 0.25 - - v low level output voltage (3ma at sda pin) v ol 0 - 0.4 0 - 0.4 v output fall time from v ihmin to v ilmax with a bus capacitance from 10pf to 400pf t of - - 250 20 +0.1c b - 250 ns pulse width of spikes which must be suppressed by the input filter t sp - - - 0 - 50 ns input current each i/o pin with an input voltage between 0.1v dd and 0.9v ddmax i i -10 - 10 -10 - 10 a capacitance for each i/o pin c i - - 10 - - 10 pf scl clock frequency f scl - - 100 - - 400 khz hold time (repeated) start condition. t hd:sta 4.0 - - 0.6 - - s low period of the scl clock t low 4.7 - - 1.3 - - s high period of the scl clock t high 4.0 - - 0.6 - - s set-up time for a repeated start condition t su:sta 4.7 - - 0.6 - - s data hold time t hd:dat 0 - 3.45 0 - 0.9 s data set-up time t su:dat 250 - - 100 - - ns rise time of both sda and scl signals t r - - 1000 - - 300 ns fall time of both sda and scl signals t f - - 300 - - 300 ns set-up time for stop condition t su:sto 4.0 - - 0.6 - - s bus free time between a stop and start condition t buf 4.7 - - 1.3 - - s capacitive load for each bus line c b - - 400 - - 400 pf noise margin at the low level v nl 0.5 - - 0.5 - - v noise margin at the high level v nh 1 - - 1 - - v c b ; total capacitance of one bus line in pf. sda scl t f t hd:sta t low t r t hd:dat t high t f t su:dat s t su:sta t hd:sta t sp t su:sto sr t r t buf ps
NJW1182 -7- preliminary terminal description no. symbol function equivalent circuit voltage 1 lp2 voice enhancement lf filter 1 v+/2 2 48 lp3 lp1 voice enhancement lf filter 3 voice enhancement lf filter 2 v+/2 3 36 hbsta hbstb ach high frequency compensation filter bch high frequency compensation filter v+/2 5 35 bb3 bb1 filter for bass boost 3 filter for bass boost 1 v+/2 hbsta hbstb 15k bb3 bb1 100 lp1, lp3 lp2
NJW1182 - 8 - preliminary terminal description no. symbol function equivalent circuit voltage 5 34 bb4 bb2 filter for bass boost 4 filter for bass boost 2 v+/2 6 33 bbfixout bbagcout fixed gain bass boost output dynamic bass boost output v+/2 7 bbagcint agc smoothing filter for bass boost 0.7v 8 9 30 31 out1a out2a out2b out1b ach output 1 ach output 2 bch output 2 bch output 1 v+/2 bb fixout bb agcout 100 bbagcint 2k out1a out2a out2b out1b 100 vref bb4 bb2
NJW1182 -9- preliminary terminal description no. symbol function equivalent circuit voltage 10 29 addin1 addin2 mixing input 1 mixing input2 v+/2 11 csr pop noise reduction for surround on/off 0.9v (sur=off) 12 cbb pop noise reduction for bass boost on/off 0v (bassboost=off) 13 agcint agc filter 1.4v (no signal) csr 32k cbb 32k agcint 400 400 2k 20k addin1 addin2
NJW1182 - 10 - preliminary terminal description no. symbol function equivalent circuit voltage 14 cva pop noise reduction for volume control vref-0.7v (vol=0db) 15 cvb pop noise reduction for balance control vref-0.7v (bal=center) 16 ca1 pop noise reduction for addin1 setting vref-0.7v (addin1=0db) 17 18 sda scl sda data input (i 2 c bus) sda clock input (i 2 c bus) - 8k cvb 16k ca1 sda scl 4k 8k cva
NJW1182 -11- preliminary terminal description no. symbol function equivalent circuit voltage 19 gnd ground - - 20 v+ power supply - - 21 aux auxiliary output 0v (aux=low) 22 vref reference voltage v+/2 23 24 co1 co2 pop noise reduction for output sw1 on/off pop noise reduction for output sw2 on/off 0v (out1/2=mute) aux 100 vdd vref 240k 240k co1 co2 48k vdd
NJW1182 - 12 - preliminary terminal description no. symbol function equivalent circuit voltage 25 cve pop noise reduction for ve on/off vref-0.7v (ve=off) 26 ca2 pop noise reduction for addin2 setting vref-0.7v (addin2=0db) 27 28 cth ctl pop noise reduction for treble control pop noise reduction for bass control vref-0.7v (tone=flat) 32 bbsense agc boost level setting for bass boost v+/2 16k ca2 24k cth ctl ealabass sense 36k cve 12k
NJW1182 -13- preliminary terminal description no. symbol function equivalent circuit voltage 37 38 ve3 ve2 voice enhancement hf filter 3 voice enhancement hf filter 2 v+/2 39 ve1 voice enhancement hf filter 1 v+/2 40 47 tone-lb tone-la bch bass filter bch bass filter v+/2 41 46 tone-hb tone-ha bch treble filter a ch treble filter v+/2 toneha tonehb 43.2k 12k 12k tonela tonelb 16k ve3 ve2 ve1 24k
NJW1182 - 14 - preliminary terminal description no. symbol function equivalent circuit voltage 42 surfil2 surround filter 2 v+/2 43 44 inb ina bch input ach input v+/2 45 surfil1 surround filter 1 v+/2 ina inb vref 100k 22k sur fil2 8k 16k sur fil1
NJW1182 -15- preliminary test circuit 27 1 f 29 28 1 f 1 f addin2 12 10 11 47 46 45 44 43 42 41 40 39 48 1 2 3 4 5 6 7 8 9 14 15 16 22 21 19 18 17 32 31 30 26 25 24 23 13 20 38 37 36 33 34 NJW1182 agcint lp1 lp2 lp3 hbst a ca2 out2b ve3 ve2 cbh ve1 ina inb sur fil2 tone hb tone lb tone la tone ha sur fil1 co2 sda scl gnd aux vref co1 v+ cva ct h cvb out2a 0.33 f ina 100n f 4.7nf sda scl out2a 4.7 f ca1 inb 100n f 100n f 4.7nf 100n f 22nf 1 f 1 f 1 f out2b v+ aux 4.7 f 1 f a ddi n1 csr cbb 1 f 1 f addin1 35 hbst b a ddin2 ctl out1b 4.7 f out1b out1a out1a 4.7 f 1 f 1 f 1 f1 f 1 f 22nf 47nf 10nf 0.82nf 0.82nf 1 f 2.2nf 47k 56k 24k bb fixout bb agc int bb3 bb4 bb sense bb1 bb agcout bb2 560p 30k 1 f bb fixout 30k 10n 7.5k 560p 30k 4.7 f bb agcout 3k 100n 5.8k 3.3k
NJW1182 - 16 - preliminary application circuit ( ? ) separate the i 2 c bus line and signal line from the following terminals for avoiding digital noise problem and cross talk. pin no. symbol pin no. symbol pin no. symbol pin no. symbol 1 lp2 37 ve3 41 tone-hb 47 tone-la 2 lp3 38 ve2 42 surfil2 48 lp1 3 hbsta 39 ve1 45 surfil1 - - 36 hbstb 40 tone-lb 46 tone-ha - - 27 1 f 29 28 1 f 1 f addin2 12 10 11 47 46 45 44 43 42 41 40 39 48 1 2 3 4 5 6 7 8 9 14 15 16 22 21 19 18 17 32 31 30 26 25 24 23 13 20 38 37 36 33 34 NJW1182 agcint lp1 lp2 lp3 hbst a ca2 out2b ve3 ve2 cbh ve1 ina inb sur fil2 tone hb tone lb tone la tone ha sur fil1 co2 sda scl gnd aux vref co1 v+ cva ct h cvb out2a 1 f 0.33 f ina 100n f 4.7nf sda scl out2a 4.7 f ca1 inb 100n f 100n f 4.7nf 100n f 22nf 1 f 1 f 1 f out2b v+ aux 4.7 f 4.7 f 1 f ch ch r h r h a ddi n1 csr cbb 1 f 1 f addin1 35 hbst b a ddin2 ctl out1b 4.7 f out1b out1a out1a 4.7 f 1 f 1 f 1 f1 f 1 f 22nf 47nf 10nf 0.82nf 0.82nf 1 f 2.2nf 47k 56k 24k bb fixout bb agc int bb3 bb4 bb sense bb1 bb agcout bb2 r3 c1 c2 bb agcout r1 r2 r sence bb fixout r6 c3 r4 c4 r5
NJW1182 -17- preliminary definition of i 2 c register ? ? ? ? i 2 c bus format msb lsb msb lsb msb lsb s slave address a select address a data a p 1bit 8bit 1bit 8bit 1bit 8bit 1bit 1bit s: starting term a: acknowledge bit p: ending term ? ? ? ? slave address msb lsb 1 0 0 0 0 0 1 r/w r/w=0: receive only ? ? ? ? control register table the select address sets each function (volume, balance, agc, surround, tone control, bbe, aux etc.). the auto increment function cycles the select address as follows. 00h 01h 02h 03h 04h 05h 06h 00h bit select address d7 d6 d5 d4 d3 d2 d1 d0 00h vol 01h chs bal agc sur 02h bcb bass don?t care 03h bct treb out2 out1 2.1ch 04h voice-low voice-high 05h bass boost sur1 sur0 agc1 agc0 swout aux 06h addin2 addin1 ? ? ? ? control register default value control register default value is all ?0?. bit select address d7 d6 d5 d4 d3 d2 d1 d0 00h 0 0 0 0 0 0 0 0 01h 0 0 0 0 0 0 0 0 02h 0 0 0 0 0 0 0 0 03h 0 0 0 0 0 0 0 0 04h 0 0 0 0 0 0 0 0 05h 0 0 0 0 0 0 0 0 06h 0 0 0 0 0 0 0 0
NJW1182 - 18 - preliminary ? instruction code a) master volume setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 00h vol the volume control for both ach and bch (0.33db/step). the volume is consisted of volume1 and volume2 and the level is divided into half to each volume1 and volume2. b) balance, agc and surround setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 01h chs bal agc sur ? chs: channel select for balance control ?0?: ach ?bch is attenuated? ?1?: bch ?ach is attenuated? ? bal: balance control for both ach and bch (1db/step) the balance is consisted of volume1 and volume2 and the level is divided into half to each volume1 and volume2. ? agc: agc switch ?0?: agc off ?1?: agc on (default : 250mvrms) ? sur: surround mode settings (with 05h,d4) c) tone control bass setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 02h bcb bass don?t care ? bcb: boost cut select for bass control ?0?: cut ?1?: boost ? bass: bass control cut level : -15db to 0db(1db/step) boost level : 0db to +15db(1db/step) d) tone control treble and output switch setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 03h bct treb out2 out1 2.1ch ? bct: boost cut select for treble control ?0?: cut ?1?: boost ? treb: treble control (1db/step) cut level : -15db to 0db(1db/step) boost level : 0db to +15db(1db/step) ? out2/out1: no.8,31pin and no.9,31pin out switch setting ?0? = off ?1? = on
NJW1182 -19- preliminary ? 2.1ch: 2.1ch output mode select ?0? = bass boost effect is added to main pass (outa/outb). ?1? = bass boost effect isn?t added to main pass (outa/outb). (note) usually, bass boost effect is outputted from bb agcout terminal. e) voice enhancement boost level setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 04h voice-low voice-high ? voice-low : 0db to 10db ? voice-high : 0db to 10db when all bits are ?0?(=00h), ve becomes off f)bass boost mode, agc, surround mode, sub woofer out and auxilary setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 05h bass boost sur1 sur0 agc1 agc0 swout aux ? agc level setting agc flat level agc1(d3) agc0(d2) 125mvrms 0 0 250mvrms 0 1 375mvrms 1 0 500mvrms 1 1 ? surround setting surround mode setting sur1 sur0 sur remarks surround off 0 0 0 input through eala effect 2 0 1 0 surround effect high eala effect 1 0 1 1 surround effect low eala2 effect 2 1 0 0 surround effect high eala2 effect 1 1 0 1 surround effect low simulated stereo 0 0 1 for monaural signal input only ? bass boost setting ? swout: out switch setting for bb fixout terminal ?0? = off ?1? = on ? aux1/aux0: auxiliary port high/low ?0?: logic output ?low? ?1?: logic output ?high? bass boost level d7 d6 remarks bass boost off 0 0 input through bass boost low 0 1 bass boost effect low bass boost mid 1 0 bass boost effect middle bass boost high 1 1 bass boost effect high
NJW1182 - 20 - preliminary g) addin1 and addin2 output setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 06h addin2 addin1 ? addin1 : addin1 level setting ?000?= the addin1 terminal is not available (mute), high frequency boost on 0db to -24db (4db/step), high frequency boost off ? addin2 : addin2 level setting ?00000?= the addin2 terminal is not available (mute) 0db to -58db (2db/step)
NJW1182 -21- preliminary master volume setting (select address: 00h) vol gain (db) hex d7 d6 d5 d4 d3 d2 d1 d0 0 ff 1 1 1 1 1 1 1 1 -1 fc 1 1 1 1 1 1 0 0 -2 f9 1 1 1 1 1 0 0 1 -3 f6 1 1 1 1 0 1 1 0 -4 f3 1 1 1 1 0 0 1 1 -5 f0 1 1 1 1 0 0 0 0 -6 ed 1 1 1 0 1 1 0 1 -7 ea 1 1 1 0 1 0 1 0 -8 e7 1 1 1 0 0 1 1 1 -9 e4 1 1 1 0 0 1 0 0 -10 e1 1 1 1 0 0 0 0 1 -11 de 1 1 0 1 1 1 1 0 -12 db 1 1 0 1 1 0 1 1 -13 d8 1 1 0 1 1 0 0 0 -14 d5 1 1 0 1 0 1 0 1 -15 d2 1 1 0 1 0 0 1 0 -16 cf 1 1 0 0 1 1 1 1 -17 cc 1 1 0 0 1 1 0 0 -18 c9 1 1 0 0 1 0 0 1 -19 c6 1 1 0 0 0 1 1 0 -20 c3 1 1 0 0 0 0 1 1 -21 c0 1 1 0 0 0 0 0 0 -22 bd 1 0 1 1 1 1 0 1 -23 ba 1 0 1 1 1 0 1 0 -24 b7 1 0 1 1 0 1 1 1 -25 b4 1 0 1 1 0 1 0 0 -26 b1 1 0 1 1 0 0 0 1 -27 ae 1 0 1 0 1 1 1 0 -28 ab 1 0 1 0 1 0 1 1 -29 a8 1 0 1 0 1 0 0 0 -30 a5 1 0 1 0 0 1 0 1 -31 a2 1 0 1 0 0 0 1 0 -32 9f 1 0 0 1 1 1 1 1 -33 9c 1 0 0 1 1 1 0 0 -34 99 1 0 0 1 1 0 0 1 -35 96 1 0 0 1 0 1 1 0 -36 93 1 0 0 1 0 0 1 1 -37 90 1 0 0 1 0 0 0 0 -38 8d 1 0 0 0 1 1 0 1 -39 8a 1 0 0 0 1 0 1 0 -40 87 1 0 0 0 0 1 1 1 -41 84 1 0 0 0 0 1 0 0 -42 81 1 0 0 0 0 0 0 1
NJW1182 - 22 - preliminary master volume setting (cont'd) vol gain (db) hex d7 d6 d5 d4 d3 d2 d1 d0 -43 7e 0 1 1 1 1 1 1 0 -44 7b 0 1 1 1 1 0 1 1 -45 78 0 1 1 1 1 0 0 0 -46 75 0 1 1 1 0 1 0 1 -47 72 0 1 1 1 0 0 1 0 -48 6f 0 1 1 0 1 1 1 1 -49 6c 0 1 1 0 1 1 0 0 -50 69 0 1 1 0 1 0 0 1 -51 66 0 1 1 0 0 1 1 0 -52 63 0 1 1 0 0 0 1 1 -53 60 0 1 1 0 0 0 0 0 -54 5d 0 1 0 1 1 1 0 1 -55 5a 0 1 0 1 1 0 1 0 -56 57 0 1 0 1 0 1 1 1 -57 54 0 1 0 1 0 1 0 0 -58 51 0 1 0 1 0 0 0 1 -59 4e 0 1 0 0 1 1 1 0 -60 4b 0 1 0 0 1 0 1 1 -61 48 0 1 0 0 1 0 0 0 -62 45 0 1 0 0 0 1 0 1 -63 42 0 1 0 0 0 0 1 0 -64 3f 0 0 1 1 1 1 1 1 -65 3c 0 0 1 1 1 1 0 0 -66 39 0 0 1 1 1 0 0 1 -67 36 0 0 1 1 0 1 1 0 -68 33 0 0 1 1 0 0 1 1 -69 30 0 0 1 1 0 0 0 0 -70 2d 0 0 1 0 1 1 0 1 -71 2a 0 0 1 0 1 0 1 0 -72 27 0 0 1 0 0 1 1 1 -73 24 0 0 1 0 0 1 0 0 -74 21 0 0 1 0 0 0 0 1 -75 1e 0 0 0 1 1 1 1 0 -76 1b 0 0 0 1 1 0 1 1 -77 18 0 0 0 1 1 0 0 0 -78 15 0 0 0 1 0 1 0 1 -79 12 0 0 0 1 0 0 1 0 -80 0f 0 0 0 0 1 1 1 1 -81 0c 0 0 0 0 1 1 0 0 -82 09 0 0 0 0 1 0 0 1 -83 06 0 0 0 0 0 1 1 0 -84 03 0 0 0 0 0 0 1 1 mute 00 0 0 0 0 0 0 0 0
NJW1182 -23- preliminary balance setting (select address: 01h) channel select (chs) d7 ach (bch is attenuated) 0 bch (ach is attenuated) 1 bal gain (db) d6 d5 d4 d3 d2 0 0 0 0 0 0 -1 0 0 0 0 1 -2 0 0 0 1 0 -3 0 0 0 1 1 -4 0 0 1 0 0 -5 0 0 1 0 1 -6 0 0 1 1 0 -7 0 0 1 1 1 -8 0 1 0 0 0 -9 0 1 0 0 1 -10 0 1 0 1 0 -11 0 1 0 1 1 -12 0 1 1 0 0 -13 0 1 1 0 1 -14 0 1 1 1 0 -15 0 1 1 1 1 -16 1 0 0 0 0 -17 1 0 0 0 1 -18 1 0 0 1 0 -19 1 0 0 1 1 -20 1 0 1 0 0 -21 1 0 1 0 1 -22 1 0 1 1 0 -23 1 0 1 1 1 -24 1 1 0 0 0 -25 1 1 0 0 1 -26 1 1 0 1 0 -27 1 1 0 1 1 -28 1 1 1 0 0 -29 1 1 1 0 1 -30 1 1 1 1 0 mute 1 1 1 1 1
NJW1182 - 24 - preliminary tone control bass settings (select address: 02h) bcb bass cut or boost d7 cut 0 boost 1 bass cut gain (db) boost gain (db) d6 d5 d4 d3 -15 15 1 1 1 1 -14 14 1 1 1 0 -13 13 1 1 0 1 -12 12 1 1 0 0 -11 11 1 0 1 1 -10 10 1 0 1 0 -9 9 1 0 0 1 -8 8 1 0 0 0 -7 7 0 1 1 1 -6 6 0 1 1 0 -5 5 0 1 0 1 -4 4 0 1 0 0 -3 3 0 0 1 1 -2 2 0 0 1 0 -1 1 0 0 0 1 0 0 0 0 0 0
NJW1182 -25- preliminary tone control treble settings (select address: 03h) bct treble cut or boost d7 cut 0 boost 1 treb cut gain (db) boost gain (db) d6 d5 d4 d3 -15 15 1 1 1 1 -14 14 1 1 1 0 -13 13 1 1 0 1 -12 12 1 1 0 0 -11 11 1 0 1 1 -10 10 1 0 1 0 -9 9 1 0 0 1 -8 8 1 0 0 0 -7 7 0 1 1 1 -6 6 0 1 1 0 -5 5 0 1 0 1 -4 4 0 1 0 0 -3 3 0 0 1 1 -2 2 0 0 1 0 -1 1 0 0 0 1 0 0 0 0 0 0
NJW1182 - 26 - preliminary voice-low / voice-high gain setting (select address: 04h) voice-high boost gain (db) d3 d2 d1 d0 10 1 1 1 1 9.3 1 1 1 0 8.7 1 1 0 1 8.1 1 1 0 0 7.5 1 0 1 1 6.9 1 0 1 0 6.4 1 0 0 1 5.9 1 0 0 0 5.4 0 1 1 1 4.9 0 1 1 0 4.5 0 1 0 1 4.1 0 1 0 0 3.8 0 0 1 1 3.4 0 0 1 0 3.1 0 0 0 1 off 0 0 0 0 voice-low boost gain (db) d7 d6 d5 d4 10 1 1 1 1 9.3 1 1 1 0 8.7 1 1 0 1 8.1 1 1 0 0 7.5 1 0 1 1 6.9 1 0 1 0 6.4 1 0 0 1 5.9 1 0 0 0 5.4 0 1 1 1 4.9 0 1 1 0 4.5 0 1 0 1 4.1 0 1 0 0 3.8 0 0 1 1 3.4 0 0 1 0 3.1 0 0 0 1 0 0 0 0 0
NJW1182 -27- preliminary addin1 gain setting (select address: 06h) addin1 gain (db) d2 d1 d0 0 1 1 1 -4 1 1 0 -8 1 0 1 -12 1 0 0 -16 0 1 1 -20 0 1 0 -24 0 0 1 mute 0 0 0 addin2 gain setting (select address: 06h) addin2 gain (db) d7 d6 d5 d4 d3 0 1 1 1 1 1 -2 1 1 1 1 0 -4 1 1 1 0 1 -6 1 1 1 0 0 -8 1 1 0 1 1 -10 1 1 0 1 0 -12 1 1 0 0 1 -14 1 1 0 0 0 -16 1 0 1 1 1 -18 1 0 1 1 0 -20 1 0 1 0 1 -22 1 0 1 0 0 -24 1 0 0 1 1 -26 1 0 0 1 0 -28 1 0 0 0 1 -30 1 0 0 0 0 -32 0 1 1 1 1 -34 0 1 1 1 0 -36 0 1 1 0 1 -38 0 1 1 0 0 -40 0 1 0 1 1 -42 0 1 0 1 0 -44 0 1 0 0 1 -46 0 1 0 0 0 -48 0 0 1 1 1 -50 0 0 1 1 0 -52 0 0 1 0 1 -54 0 0 1 0 0 -56 0 0 0 1 1 -58 0 0 0 1 0 mute 0 0 0 0 -
NJW1182 - 28 - preliminary typical characteristics 0 5 10 15 20 25 -50 0 50 100 150 supply current vs temperature supply current [ ma ] temperature [ o c ] v + =9v 0 5 10 15 20 051015 supply current vs supply voltage supply current [ ma ] supply voltage [ v ] ta=25 o c -100 -80 -60 -40 -20 0 0 8 16 24 32 40 48 56 64 gain vs balance control gain [ db ] balance control [ deg ] v + =9v vin=1v f=1khz 75 o c 25 o c -20 o c ach bch -100 -80 -60 -40 -20 0 0 50 100 150 200 250 gain vs volume control gain [ db ] volume control [ deg ] v + =9v vin=1v f=1khz 25 o c 75 o c -20 o c 0 2 4 6 8 10 -50 0 50 100 150 reference voltage vs temperature reference voltage [ v ] temperature [ o c ] v + =9v 0 1 2 3 4 5 6 7 8 051015 reference voltage vs supply voltage reference voltage [ v ] supply voltage [ v ] ta=25 o c
NJW1182 -29- preliminary typical characteristics 0.01 0.1 1 10 0.001 0.01 0.1 1 thd+n vs input voltage thd+n [ % ] input voltage [ v ] v + =9v f=1khz bw=400-30khz vol=-20db 75 o c -20 o c 25 o c -120 -100 -80 -60 -40 -20 0 100 1000 10 4 channel separation vs frequency gain [ db ] frequency [ hz ] v + =9v vin=100mv bandpassfilter ta=25 o c ain-bout bin-aout -120 -110 -100 -90 -80 -70 -60 -50 0 50 100 150 output noise vs temperature output noise [ dbv ] temperature [ o c ] v + =9v rg=0 ? a-weighted mute vol=0db 0.01 0.1 1 10 0.001 0.01 0.1 1 thd+n vs output voltage thd+n [ % ] output voltage [ v ] v + =9v f=1khz bw=400-30khz vol=0db 75 o c -20 o c 25 o c 0.01 0.1 1 10 0.001 0.01 0.1 1 thd+n vs output voltage thd+n [ % ] output voltage [ v ] v + =9v f=1khz bw=400-30khz ta=25 o c 0db -10db -20db -30db 0.01 0.1 1 10 0.001 0.01 0.1 1 thd+n vs input voltage thd+n [ % ] input voltage [ v ] v + =9v f=1khz bw=400-30khz ta=25 o c 0db -10db -20db -30db
NJW1182 - 30 - preliminary typical characteristics -10 -5 0 5 10 15 100 1000 10 4 gain vs frequency (ve) gain [ db ] frequency [ hz ] v + =9v vin=100mv ve level=max. ta=75 o c flat ta=-20 o c ta=25 o c -10 -5 0 5 10 15 100 1000 10 4 gain vs frequency (ve) gain [ db ] frequency [ hz ] v + =9v vin=100mv ta=25 o c level=15 level=5 flat(level=0) level=10 level=1 -20 -15 -10 -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (tone) gain [ db ] frequency [ hz ] v + =9v vin=100mv tone=+15/-15db flat 75 o c 25 o c -20 o c 75 o c 25 o c -20 o c -20 -15 -10 -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (tone) gain [ db ] frequency [ hz ] v + =9v vin=100mv ta=25 o c 15db 10db 5db flat -5db -10db -15db 0.001 0.01 0.1 1 0.001 0.01 0.1 1 agc characteristics out put voltage [ v ] input voltage [ v ] v + =9v f=1khz agc=off agc=500mv agc=125mv 75 o c 25 o c -20 o c 75 o c 25 o c -20 o c 0.001 0.01 0.1 1 0.001 0.01 0.1 1 agc characteristics output voltage [ v ] input voltage [ v ] v + =9v f=1khz ta=25 o c agc=375mv agc=500mv agc=250mv agc=125mv agc=off
NJW1182 -31- preliminary typical characteristics -20 -15 -10 -5 0 5 10 15 100 1000 10 4 gain vs frequency (bb-fixout,lpf) gain [ db ] frequency [ hz ] v + =9v vin=a+bch/-20dbv bb-fixout=on ta=25 o c low mid high -50 0 50 100 150 200 250 100 1000 10 4 phase vs frequency (simulated surround) phase [ deg ] frequency [ hz ] v + =9v vin=100mv surround=simulated ach bch 25 o c 75 o c -20 o c -20 o c 25 o c 75 o c -5 0 5 10 100 1000 10 4 gain vs frequency (simulated surround) gain [ db ] frequency [ hz ] v + =9v vin=100mv surround=simulated ta=25 o c ach bch -20 -15 -10 -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (eala2) gain [ db ] frequnecy [ hz ] v + =9v vin=100mv ta=25 o c ain-aout (effect2) ain-aout (effect1) ain-bout (effect2) ain-bout (effect1) -20 -15 -10 -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (eala1) gain [ db ] frequency [ hz ] v + =9v vin=100mv eala=effect2 ain-aout (effect2) ain-bout (effect2) 25 o c 75 o c -20 o c 25 o c 75 o c -20 o c -20 -15 -10 -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (eala1) gain [ db ] frequency [ hz ] v + =9v vin=100mv ta=25 o c ain-aout (effect2) ain-aout (effect1) ain-bout (effect2) ain-bout (effect1)
NJW1182 - 32 - preliminary typical characteristics 0.001 0.01 0.1 1 0.001 0.01 0.1 1 bassboost agc characteristics (bpf) output voltage [ v ] input voltage [ v ] bassboost=off bb=low mid high v + =9v f=80hz 2.1chmode r sence =3k ? ta=25 o c -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (bb-agcout, bpf) gain [ db ] frequency [ hz ] v + =9v vin=a+bch bassboost=high 2.1chmode ta=25 o c vin=-40dbv vin=-30dbv vin=-20dbv vin=-10dbv vin=0dbv 0.001 0.01 0.1 1 0.001 0.01 0.1 1 bassboost agc characteristics (lpf) output voltage [ v ] input voltage [ v ] v + =9v f=80hz 2.1chmode r sence =3k ? ta=25 o c bassboost=off low mid high -5 0 5 10 15 100 1000 10 4 gain vs frequency (bb-agcout, lpf) gain [ db ] frequency [ hz ] v + =9v vin=a+bch bassboost=high 2.1chmode ta=25 o c vin=-40dbv vin=-30dbv vin=-20dbv vin=-10dbv vin=0dbv bb-agc attack time vin=2vrms ? 0.2vrms burst, f=1khz, agc level=500mv, cbb=1 f bb- a gc recovery time vin=0.2vrms ? 2vrms burst, f=1khz, agc level=500mv, cbb=1 f 50ms/div 500ms/div
NJW1182 -33- preliminary typical characteristics -10 -5 0 5 10 100 1000 10 4 gain vs frequency (highboost) gain [ db ] frequency [ hz ] v + =9v vin=-20dbv addin1="111" -20 o c 75 o c 25 o c flat -100 -80 -60 -40 -20 0 0 4 8 12 16 20 24 28 32 gain vs add2 control gain [ db ] add2 control [ deg ] v + =9v addin2=1v f=1khz 25 o c 75 o c -20 o c -100 -80 -60 -40 -20 0 012345678 gain vs add1 control gain [ db ] add1 control [ deg ] v + =9v addin1=1v f=1khz 25 o c 75 o c -20 o c [caution] the specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. the application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights.

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