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| l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER Tone and Volume Controller with 2 Line Control OUTLINE M62421SP/FP is the tone and volume controller with 2 line control. This IC can apply the broad application because of low noise and distortion. PACKAGE OUTLINE FEATURE *TONE(Bass/Treble) control and 1dB step volume control are enabled . *Low noise and low distortion . VNO= 4.5Vrms, THD=0.1% max *Controlling by 2 Line serial data . 20 P 4 B ( SP ) PITCH : 1.78 mm SIZE : 19.0 mm X 6.3 mm X 3.3 mm APPLICATION 20 P 2 N ( FP ) *Mini-Stereo , etc PITCH : 1.27 mm SIZE : 5.3 mm X 12.6 mm X 1.8 mm RECOMMENDED OPERATING CONDITION *Supply voltage range *Rated supply voltage 5.5~9.5V 9V (analog) (analog) 4.5~5.5V (digital) 5V (digital) SYSTEM BLOCK DIAGRAM Lch IN VOLUME BASS TREBLE Lch OUT TONE CONTROL Rch IN VOLUME Rch OUT D A T C L K BASS TREBLE TONE CONTROL MPU MITSUBISHI ELECTRIC ( 1 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER BLOCK DIAGRAM SIMIN 2 CH2 IN SIMOUT2 BASS2 AGND 8 AVDD OUT2 TRE2 DVDD 9 20 19 18 17 16 15 VR3 14 13 12 11 420 1.8K SIMAMP2 1.8K VR5 420 200K 200K 117K ref S2 S4 S6 S8 TONE AMP2 6.4K VR2 ref VOLAMP2 6.4K CONTROL LOGIC 6.4K 6.4K TONE AMP1 ref VR1 VOLAMP1 ref ref S1 S3S5 S7 200K 200K VR5 420 1.8K 117K SIMAMP1 VR3 420 1.8K 1 2 3 4 5 6 7 10 TRE1 SIMIN 1 OUT1 SIMOUT 1 BASS1 DGND REF CH1 IN MITSUBISHI ELECTRIC DAT CLK CS ( 2 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER PIN DESCRIPTION PIN No. PIN NAME REF CH1 IN SIMIN 1 SIMOUT 1 BASS1 TRE1 OUT1 DGND DAT CLK CS DVDD AGND OUT2 TRE2 BASS2 SIMOUT2 SIMIN 2 CH2 IN AVDD I/O I I I O I I O DESCRIPTION Reference voltage terminal for analog Input terminal (ch1) Pin for capacitor of simulated inductor 1 Pin for capacitor of simulated inductor 1 Pin for capacitor of ch1-side bass setting Pin for capacitor of ch1-side treble setting Output terminal (ch1) Digital GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 I I I I/ O terminal of DATA 2 line bus format Input terminal of CLOCK 2 line bus format Chip select terminal VDD for digital circuit GND for analog circuit O I I O I I Output terminal (ch2) Pin for capacitor of ch2-side treble setting Pin for capacitor of ch2-side bass setting Pin for capacitor of simulated inductor 2 Pin for capacitor of simulated inductor 2 Input terminal (ch2) VCC for analog circuit MITSUBISHI ELECTRIC ( 3 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER ABSOLUTE MAXIMUM RATINGS SYMBOL AVdd DVdd Pd K Topr Tstg PARAMETER Analog supply voltage Digital supply voltage Power dissipation Thermal Derating ratio Operating temperature Storage temperature CONDITION LIMITS 10.0 7.0 750(SP) 550(FP) 7.5(SP) 5.5(FP) -20~+75 -40~+125 UNIT V V mW mW/C C C Ta Ta 25C 25C Thermal Derating Power dissipation pd [mW] 1000 800 600 400 200 0 0 25 50 75 100 125 150 SP 750mW 550mW 375mW 275mW FP Ambient temperature Ta [C] MITSUBISHI ELECTRIC ( 4 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER RECOMMENDED OPERATING CONDITION ( Ta=25C unless otherwise noted ) ITEM Analog supply voltage Digital supply voltage H level input voltage (logic circuit) L level input voltage (logic circuit) SYMBOL CONDITION MIN 5.5 4.5 0.7 DVDD TYP 9.0 5.0 MAX 9.5 5.5 VDD 0.3 DVDD UNIT AVDD DVDD VIH VIL V V V V 0 MITSUBISHI ELECTRIC ( 5 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER ELECTRIC CHARACTERISTICS ( Ta=25C, AVDD=9V,DVDD=5V and bass and treble=0dB unless otherwise noted ) ( 1 ) SUPPLY VOLTAGE ITEM Analog supply current Digital supply current SYMBOL CONDITION *AVdd=9.0V *measure terminal=20 pin *no signal input *DVdd= 5V *measure terminal=12 pin *no signal input Min LIMIT typ Max UNIT mA A Icc Idd 10 0 20 2 ( 2 ) I / O CHARACTERISTICS ITEM Maximum input voltage Output voltage Gain Output noise voltage Total harmonic distortion SYMBOL VIM Vodc Gv Vono THD CT CONDITION 2,19pin input7,14pin output RL=10K, THD=1%,f=1kHz ATT=-6dB 7pin,14pin, no signal Vin=0dBm,FLAT,f=1kHz 2- 7PIN 19-14PIN gain IHF-A filter no signal Rg=10K 7,14pin 7pin,14pin f=1kHz Vo=0.5Vrms , RL=10K LPF=30kHz RL=10K S:Vin=1Vrms,f=1kHz M:Rg=10k,IHF-A filter Min LIMIT typ Max UNIT Vrms 2.0 4.35 -2 3.2 4.5 0 4.5 4.65 2 10 V dB Vrms 0.007 0.1 -100 -70 % dB Channel separation MITSUBISHI ELECTRIC ( 6 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER ( 3 ) TONE CHARACTERISTICS ITEM Tone control gain (bass) Tone control gain (treble) SYMBOL Gbassb Gbassc Gtrebb Gtrebc CONDITION f=100Hz f=10KHz Min LIMIT typ Max UNIT dB dB dB dB 9 -15 9 -15 12 -12 12 -12 15 -9 15 -9 ( 4 ) VOLUME CHARACTERISTICS ITEM Maximum attenuation Minimum attenuation SYMBOL ATTmax ATTmin CONDITION f=1KHz, Vin=0dBm 2pin~7pin 19pin~14pin gain IHF-A-filter Min LIMIT typ Max UNIT dB dB -108 -1.5 -100 -80 0 1.5 MITSUBISHI ELECTRIC ( 7 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER FUNCTION EXPLANATION ( 1 ) EQUIVALENT CIRCUIT OF TONE CONTROL The resonance circuit is able to construct by using built-in amplifier for simulated inductor. (Shows the constant as follow) Inside IC Center frequency R3 C1 Q= ( C2 * R2 ) / ( C1 * R1 ) f0 = 1 / 2 C1 * C2 * R1 * R2 [Hz] C2 R1 (=1.8K) ( EX ) BASS band ( f=100Hz ) . R1=1.8K , R2=117K C1=0.47 , C2=0.022 . SIMAMP R2 (=117K) ref FIG1. The circuit used simulated inductor. FIG1 is equal to FIG2. The following relation is concluded. ref L C1 R3 L=C2 * ER1 * ER2 FIG2. The equivalent circuit used L. MITSUBISHI ELECTRIC ( 8 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER INPUT DATA FORMAT Input direction D9 D10 D11 D12 D0 D1 D2 D3 D4 D5 D6 D7 D8 0/1 0/1 TREBLE VOLUME BASS 1 0/1 1 0 1 0 0/1 0 0: BOTH 1: ONLY 1CHANNEL These functions are effective only VOLUME data. 0: 1ch 1: 2ch 0:MUTE OFF 1:MUTE ON DATA SELECT 0: VOLUME/MUTE 1: BASS/TREBLE If CS PIN(15 PIN) is "L" 0, and if "H" 1. MITSUBISHI ELECTRIC ( 9 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER ( 3 ) -1: volume control VOLUME CODE ATT 0dB -4dB -8dB -12dB -16dB -20dB -24dB -28dB -32dB -36dB -40dB -44dB -48dB -52dB -56dB -60dB -64dB -68dB -72dB -76dB -80dB -dB D2 H L H L H L H L H L H L H L H L H L H L H L D3 L L H H L L H H L L H H L L H H L L H H L L D4 H H L L L L H H H H L L L L H H H H L L L L D5 L L L L L L H H H H H H H H L L L L L L L L D6 H H H H H H L L L L L L L L L L L L L L L L ATT 0dB -1dB -2dB -3dB D7 H L H L D8 H H L L MITSUBISHI ELECTRIC ( 10 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER ( 4 ) -2 : tone level control TONE CODE BASS TREBLE D7 12dB 10dB 8dB 6dB 4dB 2dB 0dB -2dB -4dB -6dB -8dB -10dB -12dB L L L L L L L H H H H H H D6 H H H L L L L L L L H H H D5 H L L H H L L L H H L L H D4 L H L H L H L H L H L H L D3 L L L L L L L H H H H H H D2 H H H L L L L L L L H H H D1 H L L H H L L L H H L L H D0 L H L H L H L H L H L H L NOT USED HHHH LHHH HLLL (3) -3 : MUTE CONTROL On condition D9=1,MUTE can be set up. In MUTE,VOLUME LEVEL is set up VOL=- automatically. MITSUBISHI ELECTRIC ( 11 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER DATA and CLOCK CLK D0 DAT DATA is read by CLK rise edge. Latch signal "H" Latch signal is read by CLK fall edge. D1 D2 D3 D10 D11 D12 MITSUBISHI ELECTRIC ( 12 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER BUS LINE TIMING SPECIFICATION tcr 75% 25% tr tWHC tf tWLC tSD tHD Parameter CLK clock frequency The HIGH period of the clock The LOW period of the clock Rise time of CLK line Fall time of CLK line Set -up time DATA Hold time DATA Symbol MIN 4 1.6 1.6 0.8 0.8 MAX 0.4 0.4 - Units s s s s s s s tcr tWHC tWLC tr tf tSD tHD MITSUBISHI ELECTRIC ( 13 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER LEVEL DIAGRAM INPUT TERMINAL CH1 IN G1 6.4K 6.4K -12dB ~ +12dB G2 VOLAMP1 ref G1 TONEAMP1 OUTPUT TERMINAL 0dB ~ -dB CH1 OUT 117K ref 1.8K INPUT TERMINAL CH2 IN Same to CH 1 OUTPUT TERMINAL CH2 OUT MITSUBISHI ELECTRIC ( 14 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER LOGIC CIRCUIT Analog Block ref TONE AMP1 VOLAMP1 Level Shifter Level Shifter Decoder,latch for volume control Decoder,latch for tone control CS Timing Generator DAT CLK Shift Register MITSUBISHI ELECTRIC ( 15 / 16 ) l s bjec u fina ot a its are s n is is ic lim ; Th metr ice Not e para som PRE LIM A RpY ificattioon.change. IN ec t MITSUBISHI SOUND PROCESSOR M62421SP/FP SOUND CONTROLLER APPLICATION EXAMPLE ref 0.033F 2.2F OUT2 DVDD 2.2F AGND DVDD or GND IN2 VCC 0.022F 0.47F 20 19 18 17 16 15 VR3 14 13 12 11 420 1.8K SIMAMP2 1.8K VR5 420 200K 200K TONE AMP2 117K ref S2 S4 S6 S8 6.4K VR2 ref VOLAMP2 6.4K CONTROL LOGIC 6.4K 6.4K TONE AMP1 ref VR1 VOLAMP1 ref ref Reference circuit example 470F 4.7K 4.7K Reference voltage S1 S3S5 S7 VR5 1.8K 200K 200K 420 117KSIMAMP1 VR3 420 1.8K 1 2 3 0.022F 4 5 6 7 8 9 10 0.47F 0.033F ref DGND 2.2F 2.2F IN1 OUT1 MPU MITSUBISHI ELECTRIC ( 16 / 16 ) |
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