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mitsubishi sound processor M62420SP/fp sound controller for tv p r e l i m i n a r y notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 outline M62420SP/fp is the tone and volume controller which is controlled by i c bus. this ic can apply the broad application because of low noise and distortion. 1 2 20 p 4 b ( sp ) feature ?one(bass/treble) control and 1db step volume control are enabled . ?ow noise and low distortion . v no = 4.5?rms, cthd=0.1% max ?ontrolling by serial data in conformity to the i c bus format . ?v, mini-stereo , etc ?upply voltage range 8.5~9.5v (analog) 4.5~5.5v (digital) ?ated supply voltage 9v (analog) 5v (digital) volume lch in package outline scl sda rch in lch out rch out pitch : 1.78 mm size : 19.0 mm x 6.3 mm x 3.3 mm i c bus interface tone and volume controller by i c bus system 2 application recommended operating condition system block diagram volume tone control bass treble tone control bass treble 1 2 2 M62420SP/fp 20 p 2 n ( fp ) pitch : 1.27 mm size : 5.3 mm x 12.6 mm x 1.8 mm
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 block diagram 2 dgnd avdd agnd ch1 in ch2 in sda scl out2 bass1 tre1 out1 dvdd simin 1 simout 1 bass2 tre2 simin 2 simout2 reset ref 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 4 ref ref tone amp1 volamp1 vr1 6.5k s1 s3 s5 s7 vr3 vr5 136k ref 1.8k simamp1 ref tone amp2 volamp2 vr2 s2 s4 s6 s8 vr6 vr4 136k ref 1.8k simamp2 6.5k 6.5k 6.5k i c bus inter face 2 control logic
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 pin description 3 pin no. pin name description 1 2 3 4 5 6 7 8 9 10 dgnd dvdd ch1 in sda scl vol out1 avdd agnd ref ch2 in vol out2 11 12 13 14 15 16 17 18 19 20 digital gnd i/o i i o i i o i/o i o i i o i i bass1 tre1 simin 1 simout 1 bass2 tre2 simin 2 simout2 input terminal (ch1) pin for capaciter of simurated inductor 1 pin for capaciter of simurated inductor 1 pin for capaciter of ch1-side bass setting pin for capaciter of ch1-side treble setting output terminal (ch1) reference voltage terminal for anarog i/ o terminal of data i c bus format 2 input terminal of clock i c bus format 2 reset i reset terminal of built-in logic circuit vdd for digital circuit gnd for analog circuit output terminal (ch2) pin for capaciter of ch2-side treble setting input terminal (ch2) pin for capaciter of simurated inductor 2 pin for capaciter of simurated inductor 2 pin for capaciter of ch2-side bass setting vcc for analog circuit i i i i i
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 absolute maximum ratings 4 power dissipation pd [mw] ambient temperature ta [?] 0 200 600 0 25 50 75 100 125 150 750mw 400 800 1000 375mw symbol pd topr tstg -20~+75 -40~+125 v mw ? ? parameter condition limits unit power dissipation operating temperature 750 mw/? dvdd 10.0 7.0 v analog supply voltage avdd k 7.5 digital supply voltage thermal derating ratio strage temperature thermal derating ta 25? ta 25? 275mw 550mw sp fp
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 recommended operating condition ( ta=25? unless otherwise noted ) 5 min typ max avdd dvdd 9.0 9.5 8.5 5.0 5.5 4.5 vdd 0.7 dvdd 0 0.3 dvdd v v v v vih vil symbol condition unit item analog supply voltage digital supply voltage h level input voltage l level input voltage (logic circuit) (logic circuit)
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 ( ta=25?, avdd=9v,dvdd=5v and tone,bassboost=0db unless otherwise noted ) 6 electric characteristics ( 1 ) supply voltage ( 2 ) i / o characteristics min typ max icc 10 ma idd 0 ? ?vdd=9.0v ?vdd= 5v ?o signal input ?esure terminal=20 pin 20 2 analog supply current digital supply current symbol condition unit item ?esure terminal=12 pin ?o signal input limit min typ max maximum input voltage 3.2 vrms 2.0 vim rl=10k w , thd=1%,f=1khz output voltage vodc gain output noise voltage total harmonic distortion thd vono gv channel separation ct 7pin,14pin, no signal vin=0dbm,flat,f=1khz 2- 7pin 19-14pin gain 4.5 0 db v % db 4.5 0.1 0.05 -100 rl=10k w vo=0.5vrms , rl=10k w 7pin,14pin f=1khz 30 4.65 4.35 2 -2 2,19pin input7,14pin output jis-a filter no signal rg=10k w 7,14pin s:vin=1vrms,f=1khz m:rg=10k w ,jis-a filter ?vrms symbol condition item limit unit att=-6db lpf=30khz -70
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 7 ( 3 ) tone characteristics 12 tone controll gain (bass) gbassb 9 15 db -12 gbassc -15 -9 db 12 gtrebb f=10khz 9 15 db -12 gtrebc -15 -9 db min typ max symbol condition unit item limit tone controll gain (treble) f=100hz ( 4 ) volume characteristics -100 db attmax f=1khz, vin=0dbm 2pin~7pin 19pin~14pin gain 0 db maximum attenuation attmin min typ max symbol condition unit item limit minimum attenuation jis-a filter -108 -80 -1.5 1.5
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 ( 1 ) equivaration circuit of tone controll function explanation the resonance circuit is able to consstruct by using built-in amplifier for simurated inductor. (shows the constant as follow) 8 r3 c1 c2 fig2. the equivalent circuit used l. c1 l r3 ( ex ) bass band ( f=100hz ) r1=1.8k w , r2=136k w c1=0.47? , c2=0.022? center frequency f0 = 1 / 2 p c1 ?c2 ?r1 ?r2 [hz] q = ( c2 ?r2 ) / ( c1 ?r1 ) fig1 is equal to fig2. the following relation is concluded. incide ic r1 (=1.8k w ) r2 (=136k w ) simamp fig1. the circuit used simurated inductor. l=c2 ?er1 ?er2 ref ref
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 2 9 i c bus input data format ( 2 ) sub address s a a a p starting term ( 1 ) slave address ( 2 ) sub address ( 3 ) data ( 1 ) slave address suba6 suba5 suba4 suba3 suba2 suba1 suba0 suba7 empty slot channel2 volume mode 1: on 0: off 1: on 0: off bass level mode treble level mode 1: on 0: off 1: on 0: off input direction acknowledge bit ending term the following slave address is assigned at this ic. the following sub address is defined at this ic. channel1 volume mode a6 a5 a4 a3 a2 a1 a0 r/w 1 0 0 0 0 0 0 mute mode 1: on 0: off acknowledge bit
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 10 suba3 : 0 suba2 : 0 suba0 : 0 , 1 , 1 ( 3 ) -1: volume control volume code the volume control is enabled at following condition. suba1 : 1 , 0 , 1 (either bit is 1) (both bits are 0) * 2db,3db setting is enabled at less than 42db step. d4 d3 d2 d1 d0 att 0db 2db 4db 6db 8db 10db 12db 14db 16db 18db 20db 22db 24db 26db 28db 30db 32db 36db 38db 40db 42db 46db 50db 34db 54db 58db 62db 66db 70db 74db 78db db h l h l h l h l h l h l h l h l h l h l h l h l h l h l h l h l h h l l h h l l h h l l h h l l h h l l h h l l h h l l h h l l h h h h l l l l h h h h l l l l h h h h l l l l h h h h l l l l h h h h h h h h l l l l l l l l h h h h h h h h l l l l l l l l h h h h h h h h h h h h h h h h l l l l l l l l l l l l l l l l d5 d6 att 0db 1db * 2db * 3db h l h l h h l l
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 11 ( 4 ) -2 : tone level control tone code suba1 : 0 suba0 : 0 suba2 : 0 , 1 , 1 the tone level controlling is enabled at following condition. suba3 : 1 , 0 , 1 (either bit is 1) (both bits are 0) d7 d6 d5 d4 treble 0db -2db -4db -6db -8db -10db -12db h h h h h h l l l l l 2db 4db 6db 8db 10db 12db bass d3 d2 d1 d0 ( 5 ) -3 : mute mode suba4 : 1 suba1 : no definition suba0 : no definition suba3 : no definition suba2 : no definition l l h h h h h h l l l l l l l h l l h h l l l h h l l h l h l h l h l h l h l h l h h h h h h l l l l l l l h h h h h h l l l l l l l h l l h h l l l h h l l h l h l h l h l h l h l h l hhhh lhhh hlll non-used code the mute mode is enabled at following condition.
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 12 caution s d a (in) s c l s d a (out) 1 2 ~ 7 8 9 s p ack start acknowledge stop start this term is defined by sda(in) falling edge at scl h . this term is defined by sda(in) rising edge at scl h . stop the sda(in) level never change at sck=h except start and stop . the sda(in) is enabled at scl rising edge and h . data transmisson acknowledge transmitter must send h during ninth clock pulse of scl . the case of finished receiving , the receiver replies l synchronized to falling edge of eighth pulse . and restart receiving the transmitted data synchronized to falling edge of ninth pulse . data and clock
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 bus line timming specification 13 parameter symbol min max units min. input low voltage max. input high voltage scl clock frequency time the bus must be free before a new transmission can start hold time start condition. after this period the first clock pulse is generated the low preiod of the clock the high period of the clock set up time for start condition ( only relevant for a repeated start condition ) hold time data set -up time data rise time of both sda and scl lines fall time of both sda and scl lines set-up time for stop condition f scl t buf t hd:sta t low t high t su:sta t hd:dat t su:dat t r t f t su:sto v il v ih -0.5 1.5 v 3.0 5.5 v 0 100 khz 4.7 4.0 4.7 4.0 4.7 0 250 1000 300 4.0 ?s ns ns ns ?s ?s ?s ?s ?s ?s - - - - - - - - - - t r, t f t buf t low t high t hd:dat t su:dat sda scl v il v ih v il v ih t hd:sta t su:sta t su:sto s s p s
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 14 level diagram volamp1 6.5k w toneamp1 ref 136k 1.8k ref g1 0db~ - db g1 g2 -12db~ +12db 6.5k w ch1 in ch2 in ch1 out ch2 out same to ch1
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 sda scl logic circuit shift register level shifter decoder, latch for volume control sub-address latch circuit slave address compare circuit bi-direct control tone amp1 ref volamp1 analog block 15 decoder, latch for tone control acknowledge generator timing generator
mitsubishi sound processor M62420SP/fp sound controller for tv preliminary notice ; this is not a final specification. some parametric limits are subject to change. electric mitsubishi ( / ) 16 16 application example mpu vcc agnd dgnd 2.2?f 2.2?f 2.2?f 2.2? 470?f in2 in1 out1 out2 ref ref 0.033?f 0.47?f 0.022?f 4.7k reference circuit example 1.8k 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 4 ref ref tone amp1 volamp1 vr1 6.5k s1 s3 s5 s7 vr3 vr5 136k ref 1.8k simamp1 ref tone amp2 volamp2 vr2 s2 s4 s6 s8 vr6 vr4 136k ref 1.8k simamp2 6.5k 6.5k 6.5k 0.033?f 0.47?f 0.022?f 1.8k i c bus inter face 2 control logic reference voltage dvdd 1000pf 100k 430 430 4.7k 10k 10k 10k 10k

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