Y ification.change. R A IN l spec ct to MITSUBISHI SOUND PROCESSOR LIMnot a finsaare subje E R it is P his c lim M62420SP/FP ; T metri ice Not e para som SOUND CONTROLLER FOR TV Tone and Volume Controller by I2C Bus System OUTLINE M62420SP/FP is the tone and volume controller 2 which is controlled by I C bus. This IC can apply the broad application because of low noise and distortion. PACKAGE OUTLINE FEATURE 20 P 4 B ( SP ) •TONE(Bass/Treble) control and 1dB step volume control are enabled . •Low noise and low distortion . VNO= 4.5µVrms, CTHD=0.1% max •Controlling by serial data in conformity to the I 2 C bus format . PITCH : 1.78 mm SIZE : 19.0 mm X 6.3 mm X 3.3 mm APPLICATION 20 P 2 N ( FP ) •TV, 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 8.5~9.5V 9V (analog) (analog) 4.5~5.5V (digital) 5V (digital) SYSTEM BLOCK DIAGRAM M62420SP/FP Lch IN Lch OUT BASS TREBLE TONE CONTROL VOLUME Rch OUT Rch IN VOLUME BASS TREBLE 2 I C BUS INTERFACE SCL TONE CONTROL SDA 1 MITSUBISHI ELECTRIC ( 1 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV RESET AGND 16 15 14 13 12 11 DVDD OUT2 BASS2 SIMOUT2 18 17 TRE2 20 19 SIMIN 2 CH2 IN AVDD BLOCK DIAGRAM 1.8K SIMAMP2 VR4 VR6 136K ref S2 S4 S6 S8 TONE AMP2 6.5K VR2 ref ref 6.5K VOLAMP2 CONTROL LOGIC VOLAMP1 6.5K VR1 6.5K TONE AMP1 ref ref S1 S3S5 S7 2 136KSIMAMP1 VR3 I C BUS INTER FACE VR5 1 2 3 4 5 6 7 8 9 10 REF CH1 IN SIMIN 1 SIMOUT 1 BASS1 TRE1 OUT1 DGND SDA SCL 1.8K MITSUBISHI ELECTRIC ( 2 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV PIN DESCRIPTION DESCRIPTION PIN No. PIN NAME I/O 1 REF I Reference voltage terminal for anarog 2 CH1 IN I Input terminal (ch1) 3 SIMIN 1 I Pin for capaciter of simurated inductor 1 4 SIMOUT 1 O Pin for capaciter of simurated inductor 1 5 BASS1 I Pin for capaciter of ch1-side bass setting 6 TRE1 I Pin for capaciter of ch1-side treble setting 7 VOL OUT1 O Output terminal (ch1) 8 DGND I 9 SDA I/O 10 SCL I Input terminal of CLOCK I C bus format 11 RESET I RESET terminal of built-in logic circuit 12 DVDD I VDD for digital circuit 13 AGND I GND for analog circuit 14 VOL OUT2 O Digital GND 2 I/ O terminal of DATA I C bus format 2 Output terminal (ch2) 15 TRE2 I Pin for capaciter of ch2-side treble setting 16 BASS2 I Pin for capaciter of ch2-side bass setting 17 SIMOUT2 O Pin for capaciter of simurated inductor 2 18 SIMIN 2 I Pin for capaciter of simurated inductor 2 19 CH2 IN I Input terminal (ch2) 20 AVDD I VCC for analog circuit MITSUBISHI ELECTRIC ( 3 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV ABSOLUTE MAXIMUM RATINGS SYMBOL PARAMETER AVdd LIMITS UNIT Analog supply voltage 10.0 V DVdd Digital supply voltage 7.0 V Pd Power dissipation Ta 25°C 750 mW K Thermal Derating ratio Ta 25°C 7.5 mW/°C -20~+75 °C -40~+125 °C Topr CONDITION Operating temperature Tstg Strage temperature Power dissipation pd [mW] Thermal Derating 1000 SP 800 750mW 600 550mW FP 400 375mW 275mW 200 0 0 25 50 75 100 125 150 Ambient temperature Ta [°C] MITSUBISHI ELECTRIC ( 4 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV RECOMMENDED OPERATING CONDITION ( Ta=25°C unless otherwise noted ) MIN TYP MAX AVDD 8.5 9.0 9.5 DVDD 4.5 5.0 ITEM SYMBOL Analog supply voltage Digital supply voltage H level input voltage (logic circuit) CONDITION UNIT V 5.5 V VIH 0.7 DVDD VDD V VIL 0 0.3 DVDD V L level input voltage (logic circuit) MITSUBISHI ELECTRIC ( 5 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV ELECTRIC CHARACTERISTICS ( Ta=25°C, AVDD=9V,DVDD=5V and tone,bassboost=0dB unless otherwise noted ) ( 1 ) SUPPLY VOLTAGE ITEM SYMBOL Analog supply current Icc Digital supply current Idd CONDITION Min •AVdd=9.0V •mesure terminal=20 pin •no signal input •DVdd= 5V •mesure terminal=12 pin •no signal input LIMIT typ Max UNIT 10 20 mA 0 2 µA ( 2 ) I / O CHARACTERISTICS ITEM SYMBOL CONDITION Maximum input voltage VIM 2,19pin input7,14pin output RL=10KΩ, THD=1%,f=1kHz ATT=-6dB Output voltage Vodc 7pin,14pin, no signal Gain Output noise voltage Gv Vono Total harmonic distortion THD Channel separation CT Vin=0dBm,FLAT,f=1kHz 2- 7PIN 19-14PIN gain JIS-A filter no signal Rg=10KΩ 7,14pin 7pin,14pin f=1kHz Vo=0.5Vrms , RL=10KΩ LPF=30kHz RL=10KΩ S:Vin=1Vrms,f=1kHz M:Rg=10kΩ,JIS-A filter MITSUBISHI ELECTRIC Min LIMIT typ Max UNIT Vrms 2.0 3.2 4.35 4.5 4.65 V -2 0 2 dB 4.5 30 µ Vrms 0.05 0.1 % -100 -70 dB ( 6 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV ( 3 ) TONE CHARACTERISTICS ITEM SYMBOL CONDITION Tone controll gain (bass) Gbassb Gbassc f=100Hz Tone controll gain (treble) Gtrebb Gtrebc f=10KHz Min LIMIT typ Max 9 -15 9 -15 12 -12 12 -12 15 -9 15 -9 Min LIMIT typ Max UNIT dB dB dB dB ( 4 ) VOLUME CHARACTERISTICS ITEM SYMBOL Maximum attenuation ATTmax Minimum attenuation ATTmin CONDITION f=1KHz, Vin=0dBm 2pin~7pin 19pin~14pin gain JIS-A filter MITSUBISHI ELECTRIC -108 -1.5 UNIT dB -100 -80 0 dB 1.5 ( 7 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV FUNCTION EXPLANATION ( 1 ) EQUIVARATION CIRCUIT OF TONE CONTROLL The resonance circuit is able to consstruct by using built-in amplifier for simurated inductor. (Shows the constant as follow) Incide IC Center frequency f0 = 1 / 2π R3 C1 • C2 • R1 • R2 [Hz] C1 Q= R1 (=1.8KΩ) C2 ( C2 • R2 ) / ( C1 • R1 ) ( EX ) BASS band ( f=100Hz ) R1=1.8KΩ , R2=136KΩ C1=0.47µ , C2=0.022µ SIMAMP R2 (=136KΩ) ref FIG1. The circuit used simurated inductor. FIG1 is equal to FIG2. The following relation is concluded. L=C2 • ER1 • ER2 ref L C1 R3 FIG2. The equivalent circuit used L. MITSUBISHI ELECTRIC ( 8 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV I 2C BUS INPUT DATA FORMAT Input direction ( 1 ) slave address S ( 2 ) sub address A acknowledge bit acknowledge bit starting term ( 1 ) slave address ending term The following slave address is assigned at this IC. A6 A5 A4 A3 A2 A1 A0 1 0 0 0 0 0 0 ( 2 ) sub address subA7 subA6 A P ( 3 ) data A R/W The following sub address is defined at this IC. subA5 subA4 subA3 subA2 subA1 subA0 MUTE mode TREBLE level mode BASS level mode channel2 volume mode channel1 volume mode 1: ON 0: OFF 1: ON 0: OFF 1: ON 0: OFF 1: ON 0: OFF 1: ON 0: OFF empty slot MITSUBISHI ELECTRIC ( 9 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV ( 3 ) -1: volume control The volume control is enabled at following condition. subA0 : subA1 : subA2 : 0 subA3 : 0 0 , 1 , 1 (either bit is 1) 1 , 0 , 1 (both bits are 0) volume code ATT D4 D3 D2 D1 D0 0dB 2dB 4dB 6dB 8dB 10dB 12dB 14dB 16dB 18dB 20dB 22dB 24dB 26dB 28dB 30dB 32dB 34dB 36dB 38dB 40dB 42dB 46dB 50dB 54dB 58dB 62dB 66dB 70dB 74dB 78dB ∞dB 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 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 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 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 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 MITSUBISHI ELECTRIC ATT * * 0dB 1dB 2dB 3dB D6 D5 H H L L H L H L * 2dB,3dB setting is enabled at less than 42dB step. ( 10 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV ( 4 ) -2 : tone level control The tone level controlling is enabled at following condition. subA0 : 0 subA1 : 0 subA2 : subA3 : (both bits are 0) 0 , 1 , 1 (either bit is 1) 1 , 0 , 1 tone code BASS 12dB 10dB 8dB 6dB 4dB 2dB 0dB -2dB -4dB -6dB -8dB -10dB -12dB TREBLE D7 D6 D5 D4 D3 D2 D1 D0 L L L L L L L H H H H H H H H H L L L L L L L H H H 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 L L L L L L L H H H H H H H H H L L L L L L L H H H 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 non-used code HHHH LHHH HLLL ( 5 ) -3 : Mute mode The mute mode is enabled at following condition. subA0 : no definition subA1 : no definition subA2 : no definition subA3 : no definition MITSUBISHI ELECTRIC subA4 : 1 ( 11 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV DATA and CLOCK S D A (IN) 1 SCL 2~7 8 9 S D A (OUT) S ACK start acknowledge P stop start This term is defined by SDA(in) falling edge at SCL H . stop This term is defined by SDA(in) rising edge at SCL H . CAUTION The SDA(IN) level never change at SCK=H except start and stop . data transmisson The SDA(IN) is enabled at SCL rising edge and H . 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 . MITSUBISHI ELECTRIC ( 12 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV BUS LINE TIMMING SPECIFICATION tR, tF tBUF VIL SDA VIH tHD:STA tSU:DAT tHD:DAT tSU:STA tSU:STO VIL SCL VIH tLOW S tHIGH S parameter P symbol MIN S MAX units min. input low voltage VIL -0.5 1.5 V max. input high voltage VIH 3.0 5.5 V SCL clock frequency fSCL 0 100 KHz Time the bus must be free before a new transmission can start tBUF 4.7 - µs Hold time start condition. After this period the first clock pulse is generated tHD:STA 4.0 - µs The LOW preiod of the clock tLOW 4.7 - µs The HIGH period of the clock tHIGH 4.0 - µs Set up time for start condition ( Only relevant for a repeated start condition ) tSU:STA 4.7 - µs Hold time DATA tHD:DAT 0 - µs Set -up time DATA tSU:DAT 250 - ns Rise time of both SDA and SCL lines tR - 1000 ns Fall time of both SDA and SCL lines tF - 300 ns Set-up time for stop condition tSU:STO 4.0 - µs MITSUBISHI ELECTRIC ( 13 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV LEVEL DIAGRAM 6.5KΩ G1 -12dB~ +12dB G2 6.5KΩ CH1 IN VOLAMP1 ref TONEAMP1 G1 CH1 OUT 0dB~ -∞dB 136K ref 1.8K same to CH1 CH2 IN CH2 OUT MITSUBISHI ELECTRIC ( 14 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV LOGIC CIRCUIT ANALOG BLOCK ref VOLAMP1 TONE AMP1 Level shifter Decoder, latch for volume control Decoder, latch for tone control <D1> <D0> <D3> <D2> <D6> <D5> <D4> <D7> <D7> <D6> <D5> <D4> <D3> <D2> <D1> <D0> <D0> <D2> <D1> <D4> <D3> Sub-address latch circuit Slave address compare circuit Acknowledge generator SDA SCL Bi-direct control <D0> <D1> <D2> <D3> <D4> <D5> <D6> <D7> Timing generator Shift register MITSUBISHI ELECTRIC ( 15 / 16 ) n. nge. atio A RpY N cific t to cha I e I M nal s bjec MITSUBISHI SOUND PROCESSOR L su a fi P R E; This istnrioctlimits are M62420SP/FP me ice Not e para m so SOUND CONTROLLER FOR TV APPLICATION EXAMPLE OUT2 DVDD 2.2µF ref 0.033µ F 10K 430 2.2µ F 0.47µ F 0.022µ F IN2 100K 1000pF AGND 1.8K VCC 10K 20 19 18 17 16 15 14 13 12 11 1.8K SIMAMP2 VR4 VR6 136K ref S2 S4S6 S8 TONE AMP2 6.5K VR2 ref ref 6.5K VOLAMP2 CONTROL LOGIC VOLAMP1 6.5K VR1 6.5K TONE AMP1 ref 136KSIMAMP1 ref I2C BUS INTER FACE VR5 VR3 1.8K 1 470µ F 4.7K 2 3 4 0.022µ F Reference voltage 5 6 7 8 9 10 1.8K 0.47µ F 0.033µ F ref 2.2µ F Reference circuit example 4.7K S1 S3 S5 S7 DGND 430 10K IN1 MPU 2.2µ F 10K OUT1 MITSUBISHI ELECTRIC ( 16 / 16 )