MITSUBISHI SOUND PROCESSOR n. ge. atio chan c i f to ci spe bject l a u fin re s ot a its a n s is c lim Thi metri ; tice ara No me p o s PR IM EL R A N I Y M62435FP ELECTRIC VOLUME CONTROL WITH TONE CONTROLLER FOR 4-SPEAKER APPLICATIONS Description Developed for car audio Uses it for analog small signal handling of stage before power amplifier Use to Home audio system,television are thought about other than car audio system Features Built-in zero cross detector prevents click noise Differential Amplifier Loudness Tone Control Bass/Mid/Treble Master Volume/Fader Volume Serial Data Control Outline 36P2R Recommended Operating Conditions Supply voltage range••••Vcc=6 to 9V VDD=4 to 6V Rated supply voltage••••Vcc=8V VDD=5V Block Diagram Lch Front DEFN IN2 DEFP IN2 Differential Amplifier Mixing Amp LchIN Volume & Loudness RchIN DEFN IN1 DEFP IN1 Bass Mid Treble Differential Amplifier Mixing Amp Fader Zero cross Detector Zero cross Detector Bass Mid Treble Rear µ-com Interface Front Fader Rear Rch MITSUBISHI ELECTRIC (1/10) MITSUBISHI ELECTRIC 10µ VCR TV TAPE CD RD 3 4 22K 22K 5 32 2.2µ A A 7 0.22µ 28 0.068µ 6.8K 8 0.01µ 11 26 0.01µ OFF ON SW A SW B 12 25 1µ 1µ (2/10) OFF ON Loudness OFF Outside Harmonic parts for MID 10 27 Loudness ON 6.8K 0.068µ 9 ZERO CROSS DETECTOR ZERO CROSS DETECTOR 29 0.068µ 0.068µ 1.6K B B 30 10K 820p 6 31 1.6K LOUDNESS SW 47K 2 22K 22K 33 10K 820p Outside Harmonic parts for MID RROUT 13 24 RROUT 22 23 14 16 GND 0.22µ Vcc 17 200K TIMER DETECTOR FROUT 15 20 N.C. VDD (DIGITAL) 21 VDD FROUT - 1 56K 56K 56K 56K 34 DIFFERENTIAL AMPLIFIER SW 47K 35 2.2µ LOUDNESS SW REF VCC (ANALOG) 36 VCC 0.22µ + RD CD TAPE TV VCR - -+ - Pin Configuration & Application Example + + DIFFERENTIAL AMPLIFIER SW 18 I/F 19 MCU Pin Description Pin No. Function Symbol 1 REF IC signal ground. Apply 1/2 Vcc 2 DEFP IN1 Differential amplifier input + 3 DEFN IN1 Differential amplifier input - 4 MIX IN1 Mixing amplifier input - 5 MIX OUT1 Mixing amplifier input + 6 VOL IN1 Input pin of the volume block 7 LOUD IN1 Pin for setting the frequency characteristics of the loudness block 8 BASSA1 9 BASSB1 Pin for setting the frequency characteristics of the tone(Bass) block 10 MID1 R-ladder terminal of tone(Mid) 11 TRE1 R-ladder terminal of tone(Treble) 12 TONE OUT1 Output pin of the tone block 13 FADER IN1 Input pin of the fader volume 14 REAR OUT1 Output pin of the fader volume(Rear) 15 FRONT OUT1 Output pin of the fader volume(Front) 16 GND 17 TIM1 Timer setting terminal The relationship between outside parts C and setting time is T=13.8X 10 4 •C(sec). 18 DATA Input pin of the control data This pin inputs data in synchronization with CLOCK Ground MITSUBISHI ELECTRIC (3/10) Pin No. Function Symbol 19 CLOCK Clock input pin for serial data transfer 20 N.C. Non Connection 21 VDD Digital power supply pin, normally +5V 22 FRONT OUT2 Output pin of the fader volume(Front) 23 REAR OUT2 Output pin of the fader volume(Rear) 24 FADER IN2 Input pin of the fader volume 25 TONE OUT2 Output pin of the tone block 26 TRE2 R-ladder terminal of tone(Treble) 27 MID2 R-ladder terminal of tone(Mid) 28 BASSB2 29 BASSA2 Pin for setting the frequency characteristics of the tone(Bass) block 30 LOUD IN2 Pin for setting the frequency characteristics of the loudness block 31 VOL IN2 Input pin of the volume block 32 MIX OUT2 Mixing amplifier output 33 MIX IN2 Mixing amplifier input 34 DEFN IN2 Differential amplifier input - 35 DEFP IN2 Differential amplifier input + 36 Vcc Analog power supply pin MITSUBISHI ELECTRIC (4/10) Absolute Maximum Ratings Conditions Symbol Parameter Ratings Unit Vcc,VDD Supply Voltage 10 , 7 V Pd Power Dissipation Ta≤25°C 990 mW K Thermal Derating Ratio Ta≥25°C 9.9 mW/°C Topr Operating Temperature -30 ~ 85 °C Tstg Storage Temperature -55 ~ 125 °C Thermal Derating Power Dissipation Pd [ mW ] 1000 960 800 600 400 385 200 25 50 75 85 100 125 150 Ambient Temperature Ta [ °C ] MITSUBISHI ELECTRIC (5/10) Electrical Characteristics Ta=25°C,Vcc=8V,VDD=5V,VOL/FADER=0dB,TONE/FLAT,Loudness OFF unless otherwise noted Limits Symbol Parameter Test Conditions Unit Min Icc Circuit current GV Pass Gain ATT(VOL) ∆ATT(VOL) VIM No input signal Outside resister 22KΩ of pin4,33 Outside resister 56KΩ of pin2,3,34,35 -3.5 typ Max 20 35 mA 0 3.5 dB -27.5 dB 2.5 dB Maximum Attenuation Vi=1Vrms , f=1KHz ATT(VOL)=-30dB -32.5 -30 Attenuation Error ATT(VOL)= 0dB -2.5 0 1.8 2.2 Maximum Input Voltage f=1KHz , BW:400 to 30KHz THD=1% Vrms G(Bass)B Bass Boost f=100Hz 13 16 19 dB G(Bass)C Bass Cut f=100Hz -15 -12 -9 dB G(MID)B MID Boost f=1KHz Outside Harmonic amplifier 9 12 15 dB G(MID)C MID Cut f=1KHz Outside Harmonic amplifier -15 -12 -9 dB G(Tre)B Treble Boost f=10KHz 9 12 15 dB G(Tre)C Treble Cut f=10KHz -15 -12 -9 dB -90 -80 dB A TT (FED) VOM Maximum Attenuation Maximum Output Voltage Vi=1Vrms , f=1KHz ATT(FED)= -∞dB f=1KHz , BW:400 to 30KHz THD=1% 1.8 Rg=0,DIN-AUDIO Vno 1 Output Noise Voltage Vno 2 Vrms 2.2 10 18 µVrms ATT(VOL)= -30dB ATT(FED)= -∞dB Rg=0,DIN-AUDIO 3 8 f=1KHz,Vo=0.5Vrms % THD Total Harmonic Distortion CS Channel Separation f=1KHz -90 -80 dB CT Cross Talk of Differential amplifier SW f=1KHz -75 -65 dB G(LOUD)L Voltage Gain of Loudness G(LOUD)H 0.03 0.05 BW:400Hz to 30KHz Loudness ON f=100Hz,ATT(VOL)=-30dB 7.0 Loudness ON f=10KHz,ATT(VOL)=-30dB 3.5 MITSUBISHI ELECTRIC 11.0 15.0 dB 6.5 9.5 (6/10) RELATIONSHIP BETWEEN DATA AND CLOCK CLOCK D0 D1 D2 D12 D3 D13 D14 DATA DATA reading mode ; The rising edge of the CLOCK signal LATCH SIGNAL "H" LATCH reading mode ; The falling edge of the CLOCK signal DIGITAL CIRCUIT DC CHARACTERISTICS Symbol Parameter Test conditions V IL V IH I IL I IH "L" level input voltage "H" level input voltage "L" level input current "H" level input current DATA,CLOCK pins DATA,CLOCK V I =0 pins I DD V =V Limits typ Max 0 ~ 0.2V DD 0.8 VDD ~ V DD Min -10 10 Unit V µA 10 DIGITAL CIRCUIT AC CHARACTERISTICS Symbol t t t t t t t Parameter Min cr CLOCK Cycle time WHC CLOCK pulse width (''H'' level) 1.6 CLOCK pulse width (''L'' level) CLOCK rise time 1.6 WLC r f SD HD Limits typ Max Unit 4 0.4 0.4 CLOCK fall time DATA setup time DATA hold time µS 0.8 0.8 MITSUBISHI ELECTRIC (7/10) CLOCK DATA TIMING t cr 75% CLOCK 25% t t r t WHC t f WLC DATA t SD MITSUBISHI ELECTRIC t HD (8/10) Data Input Format 0: Differential Amplifier SW OFF 1: Differential Amplifier SW ON 0:1CH 1:2CH 0:Both Channel 1:Side Channel 0:Loudness OFF 1:Loudness ON D0 D1 D2 D3 D4 0 0 0 00:Loudness/Differential Amplifier/Volume 10:Fader 01:Bass/Treble/Mid D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 Volume 0 0/1 0/1 0/1 0/1 0/1 0/1 Fader ATTF2 Bass Data Select(D13,D14) Fader ATTF1 Treble 0 0 0 0/1 1 0 0 1 Mid 0:Front/Rear Both 1:Front/Rear Independence 0:Front Point Zero Detect 1:Rear Point Zero Detect 0:Front 1:Rear Volume Code ATT V1 0dB -4dB -8dB -12dB -16dB -20dB -24dB -28dB D7 1 0 1 0 1 0 0 1 D8 0 0 1 1 0 0 1 1 D9 1 1 0 0 0 0 1 1 ATT V2 0dB -1dB -2dB -3dB D10 1 0 1 0 D11 1 1 0 0 Fader Code ATT F1 0dB -8dB -16dB -24dB -32dB -40dB -48dB -56dB -∞dB D7 D8 D9 D10 1 1 0 1 0 1 0 1 0 0 1 1 0 0 1 1 0 0 0 1 1 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 MITSUBISHI ELECTRIC ATT F2 0dB -2dB -4dB -6dB D1 1 0 1 0 D2 1 1 0 0 (9/10) Tone Code Bass D0 D1 D2 D3 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 0 1 1 0 0 1 1 0 0 0 1 1 0 0 1 0 1 1 1 1 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 Treble D4 D5 D6 D7 12dB 10dB 8dB 6dB 4dB 2dB 0dB -2dB -4dB -6dB -8dB -10dB -12dB 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 0 1 1 0 0 0 1 1 0 0 1 1 1 1 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1 1 Mid D8 D9 D10 D11 12dB 10dB 8dB 6dB 4dB 2dB 0dB -2dB -4dB -6dB -8dB -10dB -12dB 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 0 1 1 0 0 0 1 1 0 0 1 1 1 1 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1 1 16dB 14dB 12dB 10dB 8dB 6dB 4dB 2dB 0dB -2dB -4dB -6dB -8dB -10dB -12dB MITSUBISHI ELECTRIC (10/10)