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NJW1190 ? 1 ? audio processor with multipurpose surround sound system and input selector general description package outline the NJW1190 is a sound processor with multipurpose surround sound system includes all of functions processing audio signal for mini-component and tv, such as input selector, tone control, balance, volume, and mute functions. also the NJW1190 includes the 5 types of surround sound and bass boost function. their combination reproduces a number of sound effects. NJW1190 performs low noise and low distortion characteristics with resistance ladder type electrical volume. all of internal status and variables are controlled by i 2 c bus interface. features operating voltage 8 to 13v i 2 c bus interface low output noise -100dbv typ low distortion 0.005% typ 5ch input selector monaural microphone input input gain setting 0 to +14db tone control bass / middle / treble 5 types of surround sound bi-cmos technology package outline ssop44, qfp48-p1 block diagram NJW1190fp1 vol1 vol1 in2a in3a in4a in5a in1b in2b in3b in4b mona monb mic- in 0,6,10,14db 0 to 14db 2db step 0 to 14db 2db step surround tone tone vol2 vol2 bias i 2 c bus interf ace gnd vcc vref scl sda outa outb treble -14 to 14db 2db step middle - 14 to 14db 2db step bass - 14 to 14db 2db step mute mic-in in1a in5b bassboost NJW1190 v
NJW1190 ? 2 ? pin function (ssop44) no. symbol function no. symbol function 1 mic-in microphone input 23 sda sda data input (i 2 c bus) 2 srfil1 surround filter1 24 v + power supply pin 3 srfil2 surround filter2 25 outb bch output 4 vefil1 voice enhancement filter1 26 vol2inb bch volume2 input 5 vefil2 voice enhancement filter2 27 sroutb bch surround output 6 in1a ach input1 28 tone-l2b bch bass filter2 7 in2a ach input2 29 tone-l1b bch bass filter1 8 in3a ach input3 30 tone-m2b bch middle filter2 9 in4a ach input4 31 tone-m1b bch middle filter1 10 in5a ach input5 32 tone-hb bch treble filter 11 monouta ach monitor output 33 vol1-dcb bch volume1 switching noise rejection capacitor 12 vol1-dca ach volume1 switching noise rejection capacitor 34 monoutb bch monitor output 13 tone-ha ach treble filter 35 in5b bch input5 14 tone-m1a ach middle filter1 36 in4b bch input4 15 tone-m2a ach middle filter2 37 in3b bch input3 16 tone-l1a ach bass filter1 38 in2b bch input2 17 tone-l2a ach bass filter2 39 in1b bch input1 18 srouta ach surround output 40 bbfil3 bass boost filter3 19 vol2ina ach volume2 input 41 bbfil2 bass boost filter2 20 outa ach output 42 bbfil1 bass boost filter1 21 gnd gnd 43 psfil phase shifter filter 22 scl scl data input (i 2 c bus) 44 vref reference voltage 1 22 23 44
NJW1190 ? 3 ? pin function (qfp48-p1) no. symbol function no. symbol function 1 n.c. no connection 25 n.c. no connection 2 in1a ach input1 26 tone-l2b bch bass filter2 3 in2a ach input2 27 tone-l1b bch bass filter1 4 in3a ach input3 28 tone-m2b bch middle filter2 5 in4a ach input4 29 tone-m1b bch middle filter1 6 in5a ach input5 30 tone-hb bch treble filter 7 monouta ach monitor output 31 vol1-dcb bch volume1 switching noise rejection capacitor 8 vol1-dca ach volume1 switching noise rejection capacitor 32 monoutb bch monitor output 9 tone-ha ach treble filter 33 in5b bch input5 10 tone-m1a ach middle filter1 34 in4b bch input4 11 tone-m2a ach middle filter2 35 in3b bch input3 12 tone-l1a ach bass filter1 36 in2b bch input2 13 tone-l2a ach bass filter2 37 in1b bch input1 14 n.c. no connection 38 n.c. no connection 15 srouta ach surround output 39 bbfil3 bass boost filter3 16 vol2ina ach volume2 input 40 bbfil2 bass boost filter2 17 outa ach output 41 bbfil1 bass boost filter1 18 gnd gnd 42 psfil phase shifter filter 19 scl scl data input (i 2 c bus) 43 vref reference voltage 20 sda sda data input (i 2 c bus) 44 mic-in microphone input 21 v + power supply pin 45 srfil1 surround filter1 22 outb bch output 46 srfil2 surround filter2 23 vol2inb bch volume2 input 47 vefil1 voice enhancement filter1 24 sroutb bch surround output 48 vefil2 voice enhancement filter2 1 14 15 24 25 38 39 48
NJW1190 ? 4 ? absolute maximum rating (ta=25c) parameter symbol rating unit supply voltage v + 15 v 800 (ssop44) power dissipation p d 1500 (qfp48-p1) (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, r l =47k ? , vin=100mvrms/1khz, all controls flat(gv=0db) unless otherwise specified) parameter symbol condition min. typ. max. unit operating voltage v + 8.0 9.0 13.0 v supply current i cc no signal - 20 40 ma reference voltage v ref no signal 4.0 4.5 5.0 v maximum input voltage v im vol1=-20db, vol2a/vol2b=0db, thd=10% 2.8 3.0 - vrms maximum output voltage v om output vol1/vol2a/vol2b=0db, thd=1% - 2.5 - vrms maximum monitor output gain g vmomax mon out, gvin=?111? - 14.0 - db minimum monitor output gain g vmomin mon out, gvin=?000? -1.0 0.0 1.0 db maximum mic input gain g vmicmax mic-in, mon out, micgv=?11? - 14.0 - db minimum mic input gain g vicomin mic-in, mon out, micgv=?00? - 0.0 - db channel balance g cb vol1/vol2a/vol2b=0db -1.0 0.0 1.0 db total harmonic distortion thd vo=0.5vrms, bw=400hz to 30khz - 0.005 0.05 % maximum gain g vmax vol1/vol2a/vol2b=0db -1.0 0.0 1.0 db minimum gain g vmin vol1/vol2a/vol2b=mute - - -90 db cross talk ct vin=1vrms bw=400hz to 30khz selected input : rg=0 ? unselected inputs : signal - - -70 db channel separation cs vin = 1vrms - - -70 db output noise voltage 1 v no1 vol1/vol2a/vol2b=0db a-weighted - - -100 (10) - - dbv ( vrms) output noise voltage 2 v no2 vol1/vol2a/vol2b=mute a-weighted - - -106 (5.0) -96 (15.8) dbv ( vrms) bw : band width
NJW1190 ? 5 ? electrical characteristics ( ta=25c, v+=9v, r l =47k ? , vin=100mvrms/1khz, all controls flat(gv=0db) unless otherwise specified) ? ? ? ? tone parameter symbol condition min. typ. max. unit high frequency boost hf bst bct=?1?,treb=?111?, f=10khz 11.5 14.0 16.5 db high frequency flat hf flt treb=?000?,f=10khz -2.0 0.0 2.0 db high frequency cut hf cut bct=?0?,treb=?111?, f=10khz -16.5 -14.0 -11.5 db middle frequency boost mf bst bcm=?1?,midd=?111?, f=1khz 11.5 14.0 16.5 db middle frequency flat mf flt midd=?000?,f=1khz -2.0 0.0 2.0 db middle frequency cut mf cut bcm=?0?,midd=?111?, f=1khz -16.5 -14.0 -11.5 db low frequency boost lf bst bcb=?1?,bass=?111?, f=100hz 11.5 14.0 16.5 db low frequency flat lf flt bass=?000?,f=100hz -2.0 0.0 2.0 db low frequency cut lf cut bcb=?0?,bass=?111?, f=100hz -16.5 -14.0 -11.5 db surround parameter symbol condition min. typ. max. unit surround gain1 sr gain1 sur=?001?, f=100hz, ain aout 6.3 8.3 10.3 db surround gain2 sr gain2 sur=?001?, f=100hz, ain bout 2.1 4.1 6.1 db surround gain3 sr gain3 sur=?010?, f=100hz, ain aout 10.7 12.7 14.7 db surround gain4 sr gain4 sur=?010?, f=100hz, ain bout 8.4 10.4 12.4 db surround gain5 sr gain5 sur=?011?, f=5khz, a+bin aout 8.0 10.0 12.0 db bass boost parameter symbol condition min. typ. max. unit bass boost gain1 bb gain1 bb=?01?, f=60hz, a+bin aout - 18.0 - db bass boost gain2 bb gain2 bb=?10?, f=60hz, a+bin aout - 24.0 - db bass boost gain3 bb gain3 bb=?11?, f=60hz, a+bin aout - 29.0 - db
NJW1190 ? 6 ? i 2 c bus block characteristics (sda,scl) parameter symbol min. typ. max. unit high level input voltage v ih 2.5 - 5.0 v low level input voltage v il 0 - 1.5 v high level input current i ih - - 10 a low level input current i il - - 10 a low level output voltage (3ma at sda pin) v ol 0 - 0.4 v maximum output current i ol -3.0 - - ma maximum clock frequency f scl - - 100 khz data change minimum waiting time t buf 4.7 - - s data transfer start minimum waiting time t hd:sta 4.0 - - s low level clock pulse width t low 4.7 - - s high level clock pulse width t high 4.0 - - s minimum start preparation waiting time t su:sta 4.7 - - s minimum data hold time t hd:dat 0 - 3.45 s minimum data preparation time t su:dat 250 - - ns rise time t r - - 1.0 s fall time t f - - 300 ns minimum stop preparation waiting time t su:sto 4.0 - - s i 2 c bus load condition: pull up resistance 4k ? (connected to +5v) load capacitance 200pf (connected to gnd) sd a scl t buf t hd:sta sr p t low t r t hd:dat t high t f t su:dat s p t su:sta t su:sto t hd:sta
NJW1190 ? 7 ? 20k 20k 12k fb 12k vref 16k 16k 8k (pin.45,46*) 36k (pin.48*) 10k (pin.42*) * : qfp pin no. fb ! terminal description no. ssop qfp symbol function equivalent circuit voltage 1 44 mic-in microphone input v + /2 2 3 5 43 45 46 48 42 srfil1 srfil2 vefil2 psfil surround filter 1 surround filter 2 voice enhancement filter2 phase shifter filter v + /2 4 47 vefil1 voice enhancement filter1 v + /2 6 7 8 9 10 35 36 37 38 39 2 3 4 5 6 33 34 35 36 37 in1a in2a in3a in4a in5a in5b in4b in3b in2b in1b ach input 1 ach input 2 ach input 3 ach input 4 ach input 5 bch input 5 bch input 4 bch input 3 bch input 2 bch input 1 v + /2 11 18 20 25 27 34 7 15 17 22 24 32 monouta srouta outa outb sroutb monoutb ach monitor output ach surround output ach output bch output bch surround output bch monitor output v + /2 12k 7, 24pin fb 12k
NJW1190 ? 8 ? 36k (pin.8,31) 26k (pin.9.30) 34k (pin.11,28) 36k (pin.13,26) * : qfp pin no. fb fb 2k 36k 8k vreg 5v 4k scl:gnd sda:ack 38k fb pin. 40 (qfp) 38k pin. 4 1 (qfp) ! terminal description no. ssop qfp symbol function equivalent circuit voltage 12 13 15 17 28 30 32 33 8 9 11 13 26 28 30 31 vol1-dca tone-ha tone-m2a tone-l2a tone-l2b tone-m2b tone-hb vol1-dcb ach volume1 switching noise rejection capacitor ach treble filter ach middle filter 2 ach bass filter 2 bch bass filter 2 bch middle filter 2 bch treble filter bch volume1 switching noise rejection capacitor v + /2 14 16 29 31 40 10 12 27 29 39 tone-m1a tone-l1a tone-l1b tone-m1b bbfil3 ach middle filter 1 ach bass filter 1 bch bass filter 1 bch middle filter 1 bass boost filter 3 v + /2 19 26 16 23 vol2ina vol2inb ach volume2 input bch volume2 input v + /2 22 23 19 20 scl sda scl data input (i 2 c bus) sda data input (i 2 c bus) - 41 42 40 41 bbfil2 bbfil1 bass boost filter 2 bass boost filter 1 v + /2
NJW1190 ? 9 ? 212k 212k ! terminal description no. ssop qfp symbol function equivalent circuit voltage 44 43 vref reference voltage v + /2
NJW1190 ? 10 ? application circuit 1 (ssop44) 34 33 32 31 30 44 43 42 41 40 39 38 37 36 35 27 26 25 24 23 29 28 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 + c6 4.7 f + c24 47 f NJW1190 mic-in srfil1 srfil2 vefil1 vefil2 in1a in2a in3a in4a in5a m onout a vol1-dca tone-ha tone-m1a tone-m2a v ref psfil bbfil1 bbfil3 bbfil2 in2b in1b in3b in4b in5b m onout b v ol1-dcb tone-hb tone-m1b tone-m2b + + + tone-l1a tone-l2a srouta vol2ina outa gnd scl tone-l1b tone-l2b sroutb v ol2inb outb v+ sda + + + + + + + + + + + + + + + + c7 4.7 f c8 4.7 f c9 4.7 f c10 4.7 f c11 4.7 f c12 10 f c13 4.7nf c14 4.7nf c15 33nf r14 4.7k ? c16 47nf c17 4.7 f r16 4.7k ? c18 4.7 f c20 4.7 f c25 4.7 f c27 4.7 f c28 4.7 f c29 47nf c30 33nf c31 4.7nf c32 4.7nf c33 10 f c34 4.7 f c35 4.7 f c36 4.7 f c37 4.7 f c38 4.7 f c39 4.7 f c41 1 f c42 4.7nf c43 33nf c44 4.7 f c1 4.7 f c2 4.7nf c3 4.7nf c4 4.7nf c5 4.7nf r29 4.7k ? r31 4.7k ? ( ? ) separate the i 2 c bus line and signal line from the following terminals for avoiding digital noise problem and cross talk. pin no. function 1, 6 - 10, 35 - 39 input terminals 2 - 5, 43 surround, voice enhancement filter terminals 13 - 17, 28 - 32 tone control filter terminals 40 - 42 bass boost filter terminals ( ? ) the input terminals (1, 6 -10, 35 - 39 pin) impedance is designed about 32k ohms. the ground line should be inserted between each input lines to avoid cross talk.
NJW1190 ? 11 ? application circuit 2 (qfp48-p1) ( ? ) separate the i 2 c bus line and signal line from the following terminals for avoiding digital noise problem and cross talk. pin no. function 44, 2 - 6, 33 - 37 input terminals 45 - 48, 42 surround, voice enhancement filter terminals 9 - 13, 26 - 30 tone control filter terminals 39 - 41 bass boost filter terminals ( ? ) the input terminals (44, 2 -6, 33 - 37 pin) impedance is designed about 32k ohms. the ground line should be inserted between each input lines to avoid cross talk. 38 37 36 35 34 33 32 31 30 29 28 27 26 25 1 2 3 4 5 6 7 8 9 10 11 12 13 14 24 23 22 21 20 19 18 17 16 15 39 40 41 42 43 44 45 46 47 48 NJW1190 mic-in srfil1 srfil2 vefil1 vefil2 in1a monout b vol1-dc b tone-h b tone-m1 b tone-m2 b vref psfil bbfil1 bbfil3 bbfil2 monouta v ol1-dca tone-ha tone-m1a tone-m2a tone-l1 b tone-l2 b srouta vol2ina outa gn d scl tone-l1a tone-l2a sroutb vol2inb outb v+ sda + + c2 4.7 f c44 4.7 f c45 4.7nf c46 4.7nf c47 4.7nf c48 4.7nf c21 47 f + + c15 4.7 f c43 4.7 f nc in4a in3a in5a in2a n c n c nc in1 b in4 b in3 b in5 b in2 b c42 33nf c41 4.7nf c39 1 f + + + ++ c3 4.7 f c4 4.7 f c5 4.7 f c6 4.7 f c7 4.7 f c8 10 f c9 4.7nf c10 4.7nf c11 33nf r10 4.7k ? c12 4.7nf c13 4.7 f r12 4.7k ? c16 4.7 f c22 4.7 f c23 4.7 f c26 4.7 f c27 33n f c29 4.7n f c30 4.7n f c31 10 f c32 4.7 f c33 4.7 f c34 4.7 f c35 4.7 f c36 4.7 f c37 4.7 f c28 33n f r28 4.7k ? ?
NJW1190 ? 12 ? application note (1) tone control application note (a) bass control (a-1)boost (a-2)cut tone-l2 tone-l1 in out r2 r1 c2 c1 r3 out tone- l1 tone- l2 r1 r2 in c1 c2 r3 table.1-a-1 : gain vs. internal resistance gain r1 r2 14db 34k ? 2k ? 10db 28.6k ? 7.4k ? 6db 20.8k ? 15.2k ? 2db 8.4k ? 27.6k ? 2 1 3 ) 2 1 ( 2 1 0 c c r r r f + = () 2 1 3 2 2 2 1 3 ) 2 1 ( c c r c r c c r r r q + + + = 1 2 1 2 0 r q f g c v ? = () () 2 1 3 2 2 1 3 2 3 2 1 20 0 c c r c r c r c r r r log g + + + + + = ()( ) () {} 2 2 2 2 2 1 2 1 2 2 2 1 2 1 2 1 1 q r r r r g r r g r r q c r c v v ? + ? ? + + = ()( ) () {} ()( ) 2 1 1 1 2 1 2 2 2 1 2 1 3 2 2 2 2 r r g q r r r r g r r g r r r v v v + ? ? + ? ? + + =
NJW1190 ? 13 ? table.1-a-2 (fc : variable) gain=14db, fc =variable c1 =changed, c2=4.7uf, r3=4.7k ? fc c1 29hz 220nf 63 hz 100nf 130 hz 47nf 285 hz 22nf table.1-a-3 (q : variable) f 0 100hz, gain=14db, q =variable c1, c2, r3=changed q c1 c2 r3 0.4 22nf 470nf 6.2k ? 0.6 47nf 330nf 5.6k ? 0.9 82nf 220nf 4.7k ? 1.3 150nf 150nf 3.3k ? -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (tonebass:14db) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c c1=changed, c2=4.7uf, r3=4.7k ? 47nf 220nf 22nf 100nf -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (tonebass:14db) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c c1, c2, r3 : changed c1=22nf, c2=470nf, r3=6.2k ? c1=47nf, c2=330nf, r3=5.6k ? c1=82nf, c2=220nf, r3=4.7k ? c1=150nf, c2=150nf, r3=3.3k ?
NJW1190 ? 14 ? (b) middle control (b-1)boost (b-2)cut out tone- m1 tone- m2 r1 r2 in c1 c2 r3 tone-m2 tone-m1 in out r2 r1 c2 c1 r3 table.1-b-1 : gain vs. internal resistance gain r1 r2 14db 31.5k ? 2.5k ? 6db 27k ? 7k ? 6db 19.6k ? 14.4k ? 2db 8.2k ? 25.8k ? 2 1 3 ) 2 1 ( 2 1 0 c c r r r f + = () 2 1 3 2 2 2 1 3 ) 2 1 ( c c r c r c c r r r q + + + = 1 2 1 2 0 r q f g c v ? = () () 2 1 3 2 2 1 3 2 3 2 1 20 0 c c r c r c r c r r r log g + + + + + = ()( ) () {} ()( ) 2 1 1 1 2 1 2 2 2 1 2 1 3 2 2 2 2 r r g q r r r r g r r g r r r v v v + ? ? + ? ? + + = ()( ) () {} 2 2 2 2 2 1 2 1 2 2 2 1 2 1 2 1 1 q r r r r g r r g r r q c r c v v ? + ? ? + + =
NJW1190 ? 15 ? table.1-b-2 (q : variable) f 0 1khz, gain=14db, q =variable c1, c2, r3=changed q c1 c2 r3 0.44 3.3nf 47nf 5k ? 0.6 4.7nf 33nf 4.7k ? 1.0 10nf 22nf 3.6k ? 1.3 22nf 15nf 2.2k ? table.1-b-3 (f 0 : variable) q 0.6, gain=14db, f 0 =variable c1, c2 =changed, r3=4.7k ? f 0 c1 c2 r3 700hz 6.8nf 47nf 4.7k ? 1khz 4.7nf 33nf 4.7k ? 2.2khz 2.2nf 15nf 4.7k ? 3.2khz 1.5nf 10nf 4.7k ? -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (tonemiddle:14db) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 , ta=25 o c c1, c2 =changed, r3=4.7k c1=6.8nf, c2=47nf c1=2.2nf, c2=15nf c1=4.7nf, c2=33nf c1=1.5nf, c2=10nf -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (tonemiddle:14db) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c c1, c2, r3 : changed c1=3.3nf, c2=47nf, r3=5k ? c1=4.7nf, c2=33nf, r3=4.7k ? c1=10nf, c2=22nf, r3=3.6k ? c1=22nf, c2=15nf, r3=2.2k ?
NJW1190 ? 16 ? (c) treble control (c-1) boost (c-2)cut table.1-c-2 (fc : variable) gain=14db, fc =variable c1 =changed fc c1 1.8khz 22nf 4khz 10nf 8.5khz 4.7nf 18khz 2.2nf tone- h c1 in out r2 r1 in out tone- h r1 r2 c1 () ? ? ? ? ? ? ? ? + + = 2 2 1 / 1 1 1 2 1 1 20 r c r r log g v table.1-c-1 : gain vs. internal resistance gain r1 r2 14db 22k ? 4k ? 6db 18.4k ? 7.6k ? 6db 13.3k ? 12.7k ? 2db 5.5k ? 20.5k ? -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (tonetreble:14db) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c c1 = changed 22nf 2.2nf 10nf 4.7nf
NJW1190 ? 17 ? (2) surround application note (a) eala the eala effect depends on the external capacitor c2. it becomes larger as the capacity smaller. (refer to the following figure) srfil1 c2 surround-output ach surround-output bch surround-intput ach surround-intput bch eala filter -5 0 5 10 15 100 1000 10 4 gain vs frequency (eala) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c srfil1(c2)=changed 22nf 2.2nf 10nf 4.7nf ain-aout
NJW1190 ? 18 ? (b) surround the surround effect depends on the external capacitor c3. it becomes larger as the capacity smaller. (refer to the following figure) -5 0 5 10 15 100 1000 10 4 gain vs frequency (surround) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c srfil2(c3) = changed 22nf 2.2nf 10nf 4.7nf ain-aout srfil2 c3 surround-output ach surround-output bch surround-intput ach surround-intput bch surround filter
NJW1190 ? 19 ? (c) surround + ps (ps: phase shift) the ps effect depends on the external capacitor c43. it becomes larger as the capacity larger. (refer to the following figure) srfil2 c3 surround-output ach surround-output bch surround-intput ach surround-intput bch psfil c43 surround filter phase shifter -200 -100 0 100 200 100 1000 10 4 phase vs frequency (ps) phase [deg] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c psfil(c43)=changed (a+b)in-bout (a+b)in-aout 100nf 10nf 22nf 47nf
NJW1190 ? 20 ? (d) voice enhancement (ve) the voice enhancement (ve) mode amplifies the same phase signal such as vocal signal. the ve (voice enhancement) effect depends on the external capacitor c4, c5. (refer to the following figure) vefil1 c4 surround-output ach surround-output bch surround-intput ach surround-intput bch ve filter vefil2 c5 -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (ve) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c vefil1(c4), vefil2(c5) = changed vefil1=10nf, vefil2=2.2nf vefil1=6.8nf, vefil2=3.3nf vefil1=4.7nf, vefil2=4.7nf vefil1=3.3nf, vefil2=6.8nf vefil1=2.2nf, vefil2=10nf (a+b)in-aout
NJW1190 ? 21 ? (3) bassboost application note the bassboost frequency characteristics depend on external capacitor c41 ,c42. the value of a (*gain) is selectable via i 2 c bus. (refer to table.3-1) table.3-1 : bass boost gain vs. a (*gain) bass boost gain setting 05h d4 05h d3 a (*gain) 18db 0 1 1 (0db) 24db 1 0 2 (6db) 29db 1 1 4 (12db) 42 41 2 1 c c q = 42 41 2 1 0 c c r f = () 42 4 41 1 20 1 20 2 2 2 0 c c a log q a log db g + = + = * input signal : ach + bch (same phase) bbfil1 c42 bbfil2 bbfil3 c41 38k a ( * gain) -1 surround-output ach surround-output bch surround-intput ach surround-intput bch 38k
NJW1190 ? 22 ? table.3-2-(a) f 0 60hz, a=1, q&g 0 =variable q g 0 c41 c42 0.7 1.9db 100nf 47nf 1.6 5.4db 220nf 15nf 3.5 11.6db 470nf 10nf 7.3 17.3db 1 f 4.7nf table.3-2-(b) (c41, c42 : sweep) q 7.3, g 0 17.3db, a=1, f 0 =variable f 0 c41 c42 60hz 1 f 4.7nf 89hz 680nf 3.3nf 130hz 470nf 2.2nf 282hz 220nf 1 f table.3-2-(c) (c41 : sweep) f 0 60hz, a=1, c41=variable f 0 q g 0 c41 60hz 7.3 17.3db 1 f 89hz 5 14.1db 470nf 130hz 3.4 11.0db 220nf 193hz 2.3 8.0db 100nf -10 -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (bassboost) gain [db] frequency [hz] v+=9v, v(a+b)in=0.05vrms, rg=0 ? , ta=25 o c boost gain 1, c41,c42 = changed c41=1uf, c41=4.7nf c41=470nf, c41=10nf c41=220nf, c41=22nf c41=100nf, c41=47nf (a+b)in-aout -10 -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (bassboost) gain [db] frequency [hz] v+=9v, v(a+b)in=0.05vrms, rg=0 ? , ta=25 o c boost gain 1, c41,c42 = changed c41=1uf, c41=4.7nf c41=680nf, c41=3.3nf c41=470nf, c41=2.2nf c41=220nf, c41=1nf (a+b)in-aout -10 -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (bassboost) gain [db] frequency [hz] v+=9v, v(a+b)in=0.05vrms, rg=0 ? , ta=25 o c boost gain 1, c41=changed, c42=4.7nf 1uf (a+b)in-aout 470nf 220nf c41 100nf
NJW1190 ? 23 ? 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 slave address hex msb lsb - 1 0 0 0 1 0 0 0 88(h) ? ? ? ? control register table the select address sets each function (volume, microphone input gain, tone control, input gain, surround, bass boost, input selector). the auto increment function cycles the select address as follows. 00h 01h 02h 03h 04h 05h 00h bit select address d7 d6 d5 d4 d3 d2 d1 d0 00h vol1 ? 01h vol2a ? 02h vol2b micgv 03h bcb bass gvin micsw 04h bcm mid bct treb 05h sur bb sel ? : don?t care ? ? ? ? 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
NJW1190 ? 24 ? ! instruction code a) master volume1 setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 00h vol1 ? ? : don?t care ? volume1 level : 0 to -44db (1db/step) , mute b) master volume2a setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 01h vol2a ? ? : don?t care ? volume2a level : 0 to -44db (1db/step) , mute c) master volume2b, microphone gain setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 02h vol2b micgv ? volume2b level : 0 to -44db (1db/step) , mute mic input gain setting d1 d0 0db 0 0 6db 0 1 10db 1 0 14db 1 1
NJW1190 ? 25 ? d) tone control bass, microphone sw setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 03h bcb bass gvin micsw ? : don?t care ? bcb : boost cut select for bass control ?0? : cut ?1? : boost ? bass : bass level setting cut level : -14 to 0db(2db/step) boost level : 0 to +14db(2db/step) input gain setting d3 d2 d1 0db 0 0 0 2db 0 0 1 4db 0 1 0 6db 0 1 1 8db 1 0 0 10db 1 0 1 12db 1 1 0 14db 1 1 1 microphone sw setting d0 mute 0 on 1 d) tone control middle, treble setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 04h bcm mid bct treb ? bcm : boost cut select for middle control ?0? : cut ?1? : boost ? mid : middle level setting cut level : -14 to 0db(2db/step) boost level : 0 to +14db(2db/step) ? bct : boost cut select for treble control ?0? : cut ?1? : boost ? treb : treble level setting cut level : -14 to 0db(2db/step) boost level : 0 to +14db(2db/step)
NJW1190 ? 26 ? e) surround, bass boost, input selector setting bit select address d7 d6 d5 d4 d3 d2 d1 d0 05h sur bb sel surround setting d7 d6 d5 remarks bypass 0 0 0 bypass sur1 0 0 1 eala sur2 0 1 0 eala+ve * 1 sur3 0 1 1 surround+ve sur4 1 0 0 surround sur5 1 0 1 surround+ps * 2 ve * 1 : voice enhancement ps * 2 : phase shifter bass boost gain setting d4 d3 off 0 0 18db 0 1 24db 1 0 29db 1 1 < sel : input selector setting > input selector setting d2 d1 d0 input1 0 0 0 input2 0 0 1 input3 0 1 0 input4 0 1 1 input5 1 0 0
NJW1190 ? 27 ? ! master volume1 (select address : 00h) vol1 gain(db) d7 d6 d5 d4 d3 d2 0 1 1 1 1 1 1 -1 1 1 1 1 1 0 -2 1 1 1 1 0 1 -3 1 1 1 1 0 0 -4 1 1 1 0 1 1 -5 1 1 1 0 1 0 -6 1 1 1 0 0 1 -7 1 1 1 0 0 0 -8 1 1 0 1 1 1 -9 1 1 0 1 1 0 -10 1 1 0 1 0 1 -11 1 1 0 1 0 0 -12 1 1 0 0 1 1 -13 1 1 0 0 1 0 -14 1 1 0 0 0 1 -15 1 1 0 0 0 0 -16 1 0 1 1 1 1 -17 1 0 1 1 1 0 -18 1 0 1 1 0 1 -19 1 0 1 1 0 0 -20 1 0 1 0 1 1 -21 1 0 1 0 1 0 -22 1 0 1 0 0 1 -23 1 0 1 0 0 0 -24 1 0 0 1 1 1 -25 1 0 0 1 1 0 -26 1 0 0 1 0 1 -27 1 0 0 1 0 0 -28 1 0 0 0 1 1 -29 1 0 0 0 1 0 -30 1 0 0 0 0 1 -31 1 0 0 0 0 0 -32 0 1 1 1 1 1 -33 0 1 1 1 1 0 -34 0 1 1 1 0 1 -35 0 1 1 1 0 0 -36 0 1 1 0 1 1 -37 0 1 1 0 1 0 -38 0 1 1 0 0 1 -39 0 1 1 0 0 0 -40 0 1 0 1 1 1 -41 0 1 0 1 1 0 -42 0 1 0 1 0 1 -43 0 1 0 1 0 0 -44 0 1 0 0 1 1 mute 0 0 0 0 0 0
NJW1190 ? 28 ? ! master volume2a (select address : 01h) vol2a gain(db) d7 d6 d5 d4 d3 d2 0 1 1 1 1 1 1 -1 1 1 1 1 1 0 -2 1 1 1 1 0 1 -3 1 1 1 1 0 0 -4 1 1 1 0 1 1 -5 1 1 1 0 1 0 -6 1 1 1 0 0 1 -7 1 1 1 0 0 0 -8 1 1 0 1 1 1 -9 1 1 0 1 1 0 -10 1 1 0 1 0 1 -11 1 1 0 1 0 0 -12 1 1 0 0 1 1 -13 1 1 0 0 1 0 -14 1 1 0 0 0 1 -15 1 1 0 0 0 0 -16 1 0 1 1 1 1 -17 1 0 1 1 1 0 -18 1 0 1 1 0 1 -19 1 0 1 1 0 0 -20 1 0 1 0 1 1 -21 1 0 1 0 1 0 -22 1 0 1 0 0 1 -23 1 0 1 0 0 0 -24 1 0 0 1 1 1 -25 1 0 0 1 1 0 -26 1 0 0 1 0 1 -27 1 0 0 1 0 0 -28 1 0 0 0 1 1 -29 1 0 0 0 1 0 -30 1 0 0 0 0 1 -31 1 0 0 0 0 0 -32 0 1 1 1 1 1 -33 0 1 1 1 1 0 -34 0 1 1 1 0 1 -35 0 1 1 1 0 0 -36 0 1 1 0 1 1 -37 0 1 1 0 1 0 -38 0 1 1 0 0 1 -39 0 1 1 0 0 0 -40 0 1 0 1 1 1 -41 0 1 0 1 1 0 -42 0 1 0 1 0 1 -43 0 1 0 1 0 0 -44 0 1 0 0 1 1 mute 0 0 0 0 0 0
NJW1190 ? 29 ? ! master volume2b (select address : 02h) vol2b gain(db) d7 d6 d5 d4 d3 d2 0 1 1 1 1 1 1 -1 1 1 1 1 1 0 -2 1 1 1 1 0 1 -3 1 1 1 1 0 0 -4 1 1 1 0 1 1 -5 1 1 1 0 1 0 -6 1 1 1 0 0 1 -7 1 1 1 0 0 0 -8 1 1 0 1 1 1 -9 1 1 0 1 1 0 -10 1 1 0 1 0 1 -11 1 1 0 1 0 0 -12 1 1 0 0 1 1 -13 1 1 0 0 1 0 -14 1 1 0 0 0 1 -15 1 1 0 0 0 0 -16 1 0 1 1 1 1 -17 1 0 1 1 1 0 -18 1 0 1 1 0 1 -19 1 0 1 1 0 0 -20 1 0 1 0 1 1 -21 1 0 1 0 1 0 -22 1 0 1 0 0 1 -23 1 0 1 0 0 0 -24 1 0 0 1 1 1 -25 1 0 0 1 1 0 -26 1 0 0 1 0 1 -27 1 0 0 1 0 0 -28 1 0 0 0 1 1 -29 1 0 0 0 1 0 -30 1 0 0 0 0 1 -31 1 0 0 0 0 0 -32 0 1 1 1 1 1 -33 0 1 1 1 1 0 -34 0 1 1 1 0 1 -35 0 1 1 1 0 0 -36 0 1 1 0 1 1 -37 0 1 1 0 1 0 -38 0 1 1 0 0 1 -39 0 1 1 0 0 0 -40 0 1 0 1 1 1 -41 0 1 0 1 1 0 -42 0 1 0 1 0 1 -43 0 1 0 1 0 0 -44 0 1 0 0 1 1 mute 0 0 0 0 0 0
NJW1190 ? 30 ? ! tone control bass (select address : 03h) bcb bass cut or boost d7 cut 0 boost 1 bass cut gain(db) boost gain(db) d6 d5 d4 -14 14 1 1 1 -12 12 1 1 0 -10 10 1 0 1 -8 8 1 0 0 -6 6 0 1 1 -4 4 0 1 0 -2 2 0 0 1 0 0 0 0 0 ! tone control middle (select address : 04h) bcm middle cut or boost d7 cut 0 boost 1 midd cut gain(db) boost gain(db) d6 d5 d4 -14 14 1 1 1 -12 12 1 1 0 -10 10 1 0 1 -8 8 1 0 0 -6 6 0 1 1 -4 4 0 1 0 -2 2 0 0 1 0 0 0 0 0
NJW1190 ? 31 ? ! tone control treble (select address : 04h) bct treble cut or boost d3 cut 0 boost 1 treb cut gain(db) boost gain(db) d2 d1 d0 -14 14 1 1 1 -12 12 1 1 0 -10 10 1 0 1 -8 8 1 0 0 -6 6 0 1 1 -4 4 0 1 0 -2 2 0 0 1 0 0 0 0 0
NJW1190 ? 32 ? ! typical characteristics 0 5 10 15 20 051015 supply current vs supply voltage supply current [ma] supply voltage [v] ta=25 o c 0 2 4 6 8 0 5 10 15 reference voltage vs supply voltage reference voltage [v] supply voltage [v] ta=25 o c -100 -80 -60 -40 -20 0 -40 -30 -20 -10 0 gain vs volume control (1st volume) gain [db] volume control [db] v+=9v, vin=1vrms, f=1khz, ta=25 o c 1st_mute -100 -80 -60 -40 -20 0 -40 -30 -20 -10 0 gain vs volume control (2nd volume) gain [db] volume control [db] v+=9v, vin=1vrms, f=1khz, ta=25 o c 2nd_mute 10 12 14 16 18 20 0 50 100 supply current vs temparature supply current [ma] temparature [ o c] v+=9v 4 4.2 4.4 4.6 4.8 5 050100 reference voltage vs temparature reference voltage [v] temparature [ o c] v+=9v
NJW1190 ? 33 ? ! typical characteristics -120 -110 -100 -90 -80 0 50 100 output noise vs temperature output noise [dbv] temparature [ o c] v+=9v, rg=0 ? , bw=a-weight vol=0db vol=mute 0.001 0.01 0.1 1 10 0.01 0.1 1 thd+n vs input voltage (1st vol) thd+n [ % ] input voltage [vrms] v+=9v, vin(ach), f=1khz, vo(ach)output rg=0 ?, bw=400hz-30khz, ta=25 o c 0db -30db -20db -10db 0.001 0.01 0.1 1 10 0.01 0.1 1 thd+n vs input voltage (2nd vol) thd+n [ % ] input voltage [vrms] v+=9v, vin(ach), f=1khz, vo(ach)output rg=0 ?, bw=400hz-30khz, ta=25 o c 0db -30db -20db -10db 0.001 0.01 0.1 1 10 0.01 0.1 1 thd+n vs output voltage (1st vol) thd+n [ % ] output voltage [vrms] v+=9v, vin(ach), f=1khz, vo(ach)output bw=400hz-30khz, rg=0 ? , ta=25 o c 0db -30db -20db -10db 0.001 0.01 0.1 1 10 0.01 0.1 1 thd+n vs output voltage (2nd vol) thd+n [ % ] output voltage [vrms] v+=9v, vin(ach), f=1khz, vo(ach)output bw=400hz-30khz, rg=0 ? , ta=25 o c 0db -30db -20db -10db -100 -80 -60 -40 -20 0 -80 -70 -60 -50 -40 -30 -20 -10 0 gain vs volume control (total) gain [db] volume control [db] v+=9v, vin(ach)=1vrms,f=1khz, output,rg=0 ? mute 75,25,-20 o c
NJW1190 ? 34 ? ! typical characteristics 0 20 40 60 80 100 100 1000 10 4 channel separation vs frequency channel separation [db] freqency [hz] v+=9v, vin=1vrms,vo=output rg=0 ? , vol=0db, ta=25 o c vin(ach)-vo(bch) vin(bch)-vo(ach) 0 20 40 60 80 100 100 1000 10 4 crosstalk vs frequency crosstalk [db] freqency [hz] v+=9v, v(1ch)in=0vrms, v(2ch-5ch)in=1vrms vo=output, rg=0 ? , vol=0db, ta=25 o c 0 20 40 60 80 100 120 100 1000 10 4 mute level vs frequency mute level [db] frequency [hz] v+=9v, vin(ach)=1vrms, vol=mute vo(ach)output, rg=0 ? , ta=25 o c 0.001 0.01 0.1 1 10 0.01 0.1 1 thd+n vs input voltage thd+n [ % ] input voltage [vrms] v+=9v, vin(ach), f=1khz, vo(ach)output rg=0 ? , bw=400hz-30khz, vol=-20db 75, 25, -20 o c 0.001 0.01 0.1 1 10 0.01 0.1 1 thd+n vs output voltage thd+n [ % ] output voltage [vrms] v+=9v, vin(ach), f=1khz, vo(ach)output rg=0 ? , bw=400hz-30khz, vol=0db 75 o c 25, -20 o c
NJW1190 ? 35 ? ! typical characteristics -16 -12 -8 -4 0 4 8 12 16 100 1000 10 4 gain vs frequency (tone bass) gain [db] frequency [hz] v+=9v, vol=0db, vin=0.1vrms, ta=25 o c -16 -12 -8 -4 0 4 8 12 16 100 1000 10 4 gain vs frequency (tone middle) gain [db] frequency [hz] v+=9v, vol=0db, vin=0.1vrms, ta=25 o c -16 -12 -8 -4 0 4 8 12 16 100 1000 10 4 gain vs frequency (tone treble) gain [db] frequency [hz] v+=9v, vol=0db, vin=0.1vrms, ta=25 o c -20 -10 0 10 20 100 1000 10 4 gain vs frequency (tone treble) gain [db] frequency [hz] v+=9v, vin(ach)=0.1vrms,gv=+14,-14db vo(ach), rg=0 ? 75, 25, -20 o c +14db -14db 75, 25, -20 o c -20 -10 0 10 20 100 1000 10 4 gain vs frequency (tone middle) gain [db] frequency [hz] v+=9v, vin(ach)=0.1vrms,gv=+14,-14db vo(ach), rg=0 ? 75, 25, -20 o c +14db -14db 75, 25, -20 o c -20 -10 0 10 20 100 1000 10 4 gain vs frequency (tone bass) gain [db] frequency [hz] v+=9v, vin(ach)=0.1vrms,gv=+14,-14db vo(ach), rg=0 ? 75, 25, -20 o c +14db -14db 75, 25, -20 o c
NJW1190 ? 36 ? ! typical characteristics -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (eala) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c ain-aout (a-b)in-aout (a+b)in-aout -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (surround) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c ain-aout (a-b)in-aout (a+b)in-aout -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (surround+ve) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c ain-aout (a-b)in-aout (a+b)in-aout -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (eala+ve) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c ain-aout (a-b)in-aout (a+b)in-aout -10 -5 0 5 10 15 100 1000 10 4 gain vs frequency (eala) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? ain-aout 75, 25, -20 o c ain-bout 75, 25, -20 o c -5 0 5 10 15 20 100 1000 10 4 gain vs frequency (surround) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? ain-aout 75, 25, -20 o c ain-bout 75, 25, -20 o c
NJW1190 ? 37 ? ! typical characteristics [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. -10 -5 0 5 10 15 20 25 30 100 1000 10 4 gain vs frequency (bassboost) gain [db] frequency [hz] v+=9v, v(a+b)in=0.05vrms, rg=0 ? , ta=25 o c 24db 29db 18db off -200 -100 0 100 200 100 1000 10 4 phase vs frequency (surround+ps) phase [deg] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? , ta=25 o c (a+b)in-bout (a+b)in-aout -10 -5 0 5 10 15 100 1000 10 4 gain vs frequency (voiceenhance) gain [db] frequency [hz] v+=9v, vin=0.1vrms, rg=0 ? (a+b)in-aout 75, 25, -20 o c -5 0 5 10 15 20 100 1000 gain vs frequency (bassboost) gain [db] frequency [hz] v+=9v, v(a+b)in=0.1vrms, v(ach)out, rg=0 ? 25,-20 o c 75 o c

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