M62493FP DIGITAL SOUND CONTROLLER SINGLE CHIP ANALOG SOUND PROCESSOR DESCRIPTION Home Audio, Equipment, Radio-Cassette, Recorder, TV. FEATURES 6-input selector Input ATT (-5dB) [ ON / OFF ] 5 band graphic equalizer ; 1 band (0,±3.8,±7.6,±13dB) 4 band (0,±3,±6,±10dB) Elactric volume 32 steps (.dB to -76dB,-∞) Treble, Bass boost [ ON / OFF ] Outline 80P6N Surround (Using external delay) [ ON / OFF ] Pitch ; 0.8 mm Vocal cancel [ ON / OFF] Size ; 20.0 mmX14.0mmX Multilingual record switching [ ON / OFF ] 2.8mm SW mode for control of DPL fields 2-lines for Rec output, 1-line for mute output. Input / output of adapter supporting karaoke control. Ability fair a single power,±power. (The outside COM power is necessary when uses single power.) Supper woofer output Output of spectrum analyzer (L+R) RECOMMENDED OPERATING CONDITION Power voltage range • • • ±4.5V to ±7.5V [9V to 15V (When uses single power) ] SYSTEM BLOCK DIAGRAM KEY DPL RECOUT X2 (2-outputs) (CH1/CH2) (CH1/CH2) IN A IN B IN C 6-Input seisctor IN D IN E IN F Bass boost SW FOR; Multilingnal swiching , Vocal cancel, Surround and DPL mode OUT Tone Treble boost L+ R (spectrum analyzer) LATCH D - M62493Q - 810-B Electric volume µ-com INTERFACE DATA CLK SUPPER WOOFER OUTPUT RECOUT1 (2-outputs) MITSUBISHI ELECTRIC ( 1 / 18 ) M62493FP DIGITAL SOUND CONTROLLER PIN CONFIGURATION AND IC INTERNAL BLOCK DIAGRAM 40 39 VOLIN2 38 37 36 35 34 33 32 31 30 29 28 27 26 25 + - + MICROCOMPUTER INTERFACE FOUT2 VOLIN1 FOUT1 + F6F2 F6F1 F5F2 F5F1 F4IN2 F4IN1 + F4O1 F4O2 + F4F2 F4F1 F3IN2 F3IN1 + F3O2 F3O1 F3F1 F3F2 F2IN2 F2IN1 + - F2O2 F2O1 F2F2 F2F1 F1IN2 F1IN1 F1O2 F1O1 + F1F1 F1F2 RECB2 RECB1 + SW6-2 + SW6-1 RECA2 SW5-2 20K DOUT2 RECA1 SW5-1 20K 20K DOUT1 10K KEYIN1 20K 10K KEYIN2 LPFO DELAY OUT SW12-2 DELAY IN LPFIN + LROUT MICIN INF2 INF1 65 66 67 D - M62493Q - 810-B 68 69 70 71 72 73 74 MITSUBISHI ELECTRIC 75 76 77 78 79 80 ( 2 / 18 ) M62493FP DIGITAL SOUND CONTROLLER ABSOLUTE MAXIMUM RATINGS System Parameter Ratings Condition Unit AVDD,AVSS Analog supply voltage ± 7.8 V DVDD Digital supply voitage 6.0 V 1250 mW Ta ≤ 2°C Pd Power disipation K Thermal derating Topr Operating temperature -20 to +55 °C Tstg Storage temperature -40 to +125 °C Ta > 25°C 12.5 Attached PC Board* mW / °C TYPICAL CHARACTERISTICS THERMAL DERATING 1.5 *Note ; PC Board PC Board Size 140mm X140mm PC Board Thickness 1.6mm PC Board Material Epoxy Copper Film Thickness 18µm Copper Foil Size 0.25mm X50mm 1.25W 1.0 875mW 0.5 0 25 0 50 55 75 100 AMBIENT TEMPERATURE D - M62493Q - 810-B 125 Ta 150 (°C) MITSUBISHI ELECTRIC ( 3 / 18 ) M62493FP DIGITAL SOUND CONTROLLER RECOMMENDED OPERATION CONDITION ( Ta = 25°C,unless otherwise noted ) Limits Parameter Symbol Circuit current of analog positive power voltage AVDD Circuit current of analog negative power voltage AVSS Circuit current of digital power voltage DVDD Condition Note.1 Note.1 DVDD ≤ AVDD Unit MIN TYP MAX 4.5 7.0 7.5 V -7.5 -7.0 -4.5 V 4.5 5.0 5.5 V High-level Input voltage Low-level Input voltage VIH DVDD-0.7 VDD V VIL 0 DGND+0.7 V Note 1 ; The sequence of the power supply is as follows. AVDD AVSS DVDD RELATIONSHIPS BETWEEN DATA AND CLOCK Latch signal H DATA D0 D1 D8 D9 D0 L H CLOCK L H LATCH L DATA reading mode ; The rising edge of the CLOCK signal. D - M62493Q - 810-B LATCH reading mode ; The rising edge of the LATCH signal. MITSUBISHI ELECTRIC ( 4 / 18 ) M62493FP DIGITAL SOUND CONTROLLER CLOCK AND DATA TIMING t cr 75% CLOCK 25% tr tf t t WLC WLC 75% DATA 25% tr t SD tf t HD t WHC tr tf t SL 75% 25% LATCH DIGITAL BLOCK TIMING REGULATION Symbol t cr t WHC t WLC tr t f t SD t HD t SL t WHL Parameter Min CLOCK cycle time Max Unit 0.4 0.4 µsec 4 CLOCK pulse width ( ‘‘H’’level ) CLOCK pulse width ( ‘‘L’’level ) 1.6 1.6 CLOCK,DATA,LATCH rise time CLOCK,DATA,LATCH fall time DATA setup time DATA hold time LATCH setup time 0.8 0.8 1 LATCH pulse width 1.6 D - M62493Q - 810-B Limirs typ MITSUBISHI ELECTRIC ( 5 / 18 ) M62493FP DIGITAL SOUND CONTROLLER DATA INPUT FORMAT 5 kinds of input format option are available by changing slot setting of D5,D6,andD7. ( When tha IC is powered up, the internal setting are not fixed.) SLOTS OF INPUT FORMAT SELECTION Input direction (1) (2) DO1 D11 Input ATT Tone ATT 1 : -5dB 0 : 0dB 1 : -6dB 0 : 0dB DO2 D12 D21 D31 (4-1) D9 0 0 1 1 D6 D7 D8 D9 0 1 1 1 D6 D7 D8 D9 1 0 1 1 D54-1 D6-1 D7-1 D8-1 D9-1 0 1 1 1 1 cf. (11) Setting code D32 D42 LOW BOOST HI BOOST 1: ON 1: ON D52 SW12-2 sw15-1,2 : ON sw14-1,2: : A sw13-1,2 : ON 0: OFF 0: OFF 1 : B-SIDE 0 : A-SIDE D33 D43 D53 D23 D13 D8 cf. (8) Setting code cf. (10) Setting code DO3 D7 D51 For the function software For Input Selector (3) D6 D41 For the multipiex software D22 For Tone Control Foe Tone Boost / cut cf. (5) Setting code cf. (6) Setting code DO4-1 D14-1 D24-1 D34-1 D44-1 For Master Volume cf. (7) Setting code (4-2) DO4-2 D14-2 For REC Input Signal D24-2 D34-2 D44-2 D54-2 D6-2 D7-2 D8-2 D9-2 0 0 1 1 1 1 1 REC OUTPUT MUTE 1 : ON sw6-1,2 : OFF cf. (9) Setting code 0 : OFF (5) Setting code ( Tone control ) D03 D13 Tone 1 (F1) 0 0 Tone 2 (F2) 1 0 Tone 3 (F3) 1 0 Tone 4 (F4) 0 1 Tone 5 (F5) 0 1 D23 1 0 1 0 1 Note; Do not input other data than the above. D - M62493Q - 810-B FIXATION BIT OF ADDRESS (6) Setting code ( Tone boost / cut and bass boost ) D43 D53 F1 F2 to F5 D33 +0 dB +0 dB 0 0 0 +3.8 dB +3 dB 0 0 1 +7.6 dB +6 dB 1 0 0 +13 dB +10 dB 0 1 1 -0 dB -0 dB 1 0 0 -3.8 dB -3 dB 1 0 1 1 0 -7.6 dB -6 dB 1 1 -13 dB -10 dB 1 1 MITSUBISHI ELECTRIC ( 6 / 18 ) M62493FP DIGITAL SOUND CONTROLLER (7) SETTING CODE ( MASTER VOLUME ) ATT – 0.0dB – 2.0dB – 4.0dB – 6.0dB – 8.0dB – 10.0dB – 12.0dB – 14.0dB – 16.0dB – 18.0dB – 20.0dB – 22.0dB – 24.0dB – 26.0dB – 28.0dB – 30.0dB – 32.0dB – 34.0dB – 36.0dB – 38.0dB – 40.0dB – 42.0dB – 44.0dB – 48.0dB – 52.0dB – 56.0dB – 60.0dB – 64.0dB – 68.0dB – 72.0dB – 76.0dB – ∞ (8) MULTILINGUAL RECORD CODE D04 D14 D24 D34 D44 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 SW3-1 SW3-2 D21 D31 NORMAL 0 0 B B CH1 only 0 1 B A CH2 only 1 0 A B CH1 / CH2 Exchange 1 1 A A (9) REC INPUT SIGNAL CHANGE SETTING CODE INPUT SIGNAL D04-2 D14-2 SW5-1 SW5-2 THROUGH 0 0 A DPL 1 0 C GND 0 1 B (10) INPUT SELECTOR CODE SELECTOR D02 D12 D22 A 0 0 0 B 0 0 1 C 0 1 0 D 0 1 1 E 1 0 0 F 1 0 1 (11) FUNCTION CODE INPUT SIGNAL D41 D51 sw4-1 sw8 sw10-1 sw10-2 sw11-1 sw12-1 sw4-2 sw11-2 NORMAL 0 0 VOCAL CANCELLATTION OFF OFF A A A A 0 1 ON ON B B A A SURROUND 1 0 ON OFF A A B B Note ; Do not input other data than the above. D - M62493Q - 810-B MITSUBISHI ELECTRIC ( 7 / 18 ) M62493FP DIGITAL SOUND CONTROLLER ELECTRICAL CHARACTERISTICS ( Ta=25°C, AVdd=7V,AVss= -7V,DVdd=5V,f=1kHz,unless otherwise noted. Tone control and boost are set to 0dB ) (1) POWER SUPPLY CHARACTERISTICS Parameter Symbol Test conditions Circuit current (Analog+) AIdd Current at pin 70 with AVdd=7.0V,AVss= -7.0V No signal Circuit current (Analog-) AIss Current at pin 74 with AVdd=7.0V,AVss= -7.0V No signal Circuit current (Digital) DIdd Current at pin 31 with DVdd=5.0V No signal Limits Min typ 50 -58 Unit Max 58 mA mA -50 0.3 1.2 mA Limits Min typ Max Unit 30 120 KΩ (2) INPUT / OUTPUT CHARACTERISTICS Parameter Symbol Input resistance Rin Max. input voltage VIM Output pin voltage Vrms 4.0 -0.4 0.0 0.4 V Vrecdc 7pin,58pin, No signal -0.4 0.0 0.4 V -2.0 0 2.0 dB -85 -77 dB 10.0 24 µVrms 10.0 20 µVrms 0.01 0.05 % 0.01 0.05 % 0.01 0.05 % -70 -55 dB -70 -55 dB Max. attenuation ATT Vono Vrecno THD THDrecA THDrecB CT Crosstalk between channels CTrec D - M62493Q - 810-B Input pin (76,64), Output pin (29,36) 3.0 RL =10KΩ, THD=1% 60 29pin,36pin, No signal Gv Distortion factor 76pin,69Pin Vodc Pass gain Output noise voltage Test conditions Vin=1Vrms,FLAT,(76,69pin)-(29, 36pin)gains. Vo=1Vrms,29,36pin JIS-A filter JIS-A filter (29,36 )pin No signal,Rg=10KΩ (7,58 )pin FLAT condition 29pin,36pin, BW=400 to 30kHz Vo=0.5Vrms, RL=10kΩ 7pin,58pin, BW=400 to 30kHz Vo=0.5Vrms, RL=30kΩ 8pin,57pin, BW=400 to 30kHz Vo=0.5Vrms, RL=51kΩ Vo=0.5Vrms , RL=10KΩ,JIS-A 29pin - 36pin gains Rg=10KΩ 2pin GND Vo=0.5Vrms , RL=30KΩ,JIS-A 7pin - 58pin gains Rg=10KΩ 2pin GND MITSUBISHI ELECTRIC ( 8 / 18 ) M62493FP DIGITAL SOUND CONTROLLER (3) TONE CONTROL CHARATERISTICS Parameter Symbol Test condition Limits Min typ Max F1 3.8dB 2.3 3.8 5.3 F2 to 5 3 dB 1.5 3 4.5 F1 7.6dB 6.1 7.6 9.1 F2 to 5 6 dB 4.5 6 7.5 13 dB f=1kHz, Vo=1Vms 11.0 Input pin (6,59) F2 to 5 10 dB 8.0 Output pin(23,42) gains. F1 -3.8dB -5.3 13 15.0 10 12.0 -3.8 -2.3 -4.5 -3 -1.5 -7.6dB -9.1 -7.6 -6.1 F2 to 5 -6 dB -7.5 -6 -4.5 -13dB -15.0 -13 -11.0 F2 to 5 -10 dB -12.0 -10 -8.0 Unit dB Gboost1 Gboost2 Voltage Gain (Tone control ) dB F1 Gboost3 Gcut1 F2 to 5 -3 dB F1 Gcut2 F1 Gcut3 dB dB dB dB Voltage Gain (HI Boost) Hboost Input pin (6,59) - Output pin (23,42) gains. 6.5 8 9.5 dB Balance between channels BALton Each of boost,+10,-10dB conditions. -1.5 0 +1.5 dB (4) CH1 / CH2 MIX SIGNAL Parameter Gain Supper woofer output Distortion factor Output noise voltage L+R Output voltage D - M62493Q - 810-B Symbol GvSW THDSW VnoSW GvLR Test conditions Condition same as Gv RL=30kΩ Limits Min typ Max 8 10 12 BW=400 to 30kHz Vo=0.5Vrms , RL=30KΩ Condition same as Vono No signal, JIS-A filter Unit dB % 0.03 0.15 70 170 0 2 µVrms Condition same as Gv RL=51kΩ MITSUBISHI ELECTRIC -2 dB ( 9 / 18 ) M62493FP DIGITAL SOUND CONTROLLER MASTER VOLUME CIRCUIT - 0 dB + 3477 - 2 dB - 2758 - 4 dB 2192 - 6 dB 1739 - 8 dB 1383 1097 - 10 dB MASTER VOLUME SETTING CODE - 12 dB 2389 6680 - 14 dB 1900 - 16 dB 1508 - 18 dB 1197 - 20 dB 950 756 - 22 dB - 24 dB 600 - 26 dB 476 379 - 28 dB - 30 dB 5862 - 32 dB 1542 4656 - 34 dB 3698 - 36 dB 2938 - 38 dB 2334 - 40 dB 1854 - 42 dB 1472 - 44 dB 2099 - 48 dB 1324 - 52 dB 835 - 56 dB 527 - 60 dB 332 - 64 dB 210 - 68 dB 132 - 72 dB 83.5 - 76 dB 143 D - M62493Q - 810-B D04 D14 D24 D34 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 D44 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ATT - 0.0dB - 2.0dB - 4.0dB - 6.0dB - 8.0dB - 10.0dB - 12.0dB - 14.0dB - 16.0dB - 18.0dB - 20.0dB - 22.0dB - 24.0dB - 26.0dB - 28.0dB - 30.0dB - 32.0dB - 34.0dB - 36.0dB - 38.0dB - 40.0dB - 42.0dB - 44.0dB - 48.0dB - 52.0dB - 56.0dB - 60.0dB - 64.0dB - 68.0dB - 72.0dB - 76.0dB - ∞ -∞ MITSUBISHI ELECTRIC ( 10 / 18 ) MITSUBISHI SOUND PROCESSORS M62493FP DIGITAL SOUND CONTROLLER FUNCTION DESCRIPTION (1) TONE CONTROLLER EQUIVALENT CIRCUIT R3 FBASS Center frequency f0 = 1 / 2 π C1 OUT BASS C1 • C2 • R1 • R2 [Hz] R1 Q= C2 (R1 • R2 )/ C1(R1+R3) 2 C2 INBASS R2 F1 F2 F3 F4 R1 1.49kΩ 1.49kΩ 1.49kΩ 1.49kΩ R2 306kΩ 306kΩ 306kΩ 306kΩ F5 Fig.1 ; The equivalent circuit of tone controller. C1 L Fig.2 is equivalent to Fig.1. To convent component constans, the eqution below is used. L=C2 • R1 • R2 R1 Fig.2 ; The equivalent circuit using L D - M6249Q - 810-B MITSUBISHI ELECTRIC ( 11 / 18 ) MITSUBISHI SOUND PROCESSORS M62493FP DIGITAL SOUND CONTROLLER (2) VOCAL CUT L.P.F EQUIVALENT CIRCUIT 51K R2 51K 51K R1 R3 0.01u C2 C1 0.068u 2 T(S) = Q= Aw 0 S2 + w + w 0 Q 0 R1 • R2 • C1 • C2 R1 • R2 R2 • C2 + R1 • C2 + C2 R3 A = - R1 R2 w0 = 1 C1 Q ( R11 + R21 + R31 ) w 0 = R1 • R21• C1 • C2 At the time of ; R1=R2=R3 , Become ; A = -1 fc = Q= 1 2π 1 3 At the time of ; R1=R2=R3=51kΩ, C1=0.068uF,C2=0.01uF Become ; fc ÷120Hz Q ÷ 0.87 R1 • R2 • C1 • C2 C1 C2 ( Using Q<Z ) Pay attention to In-Output turning over, because using turnig over mode. D - M6249Q - 810-B MITSUBISHI ELECTRIC (12 / 18 ) MITSUBISHI SOUND PROCESSORS M62493FP DIGITAL SOUND CONTROLLER (3) BASS BOOST EQUIVALENT CIRCUIT Bass boost Q=4,fc= 70Hz 3.0K Q=4 (G=10dB ) GO 0.1µ 0 dB 0.1µ 200K f0 Orginal return type 2 dimensions HPF circuit of Bass boost. R1 C2 VOUT R2 Communication function is ; VIN = Ks s2 +s 1 R2C1 + 1 R2C2 w0 2 1 +(1-K) R1C1 + 0 to 1 dB dB 6 dB 10 dB 13 20 dB 1 2 4 5 10 +K VOUT GO Q C1 VIN Amplitude characteristic of HPF (Reference) 2 1 = R1R2C1C2 1 1 Q= R1R2C1C2 R1C1 + R2C2 R1C2 +(1-K) R2C2 R2C1 R1C1 Bass boost consists of orginal return type 2 dimensions HPF circuit of upper figure. To the following showing an example of method of design calculction of Bass boost. At the time of ; C 1 = C 2 = C f, K = +1 When cut off frequency is 70Hz , w0=2π x 70Hz, Q=4,condition. The upper expression becomes ; R f = 1 / ( w0 C f ) • • • • (1) At the time of ; C1=C2=C f=0.1µF From ; (1),(2),(3) Become ; R f=22.7 KΩ R1 = 2.84KΩ R2 = 182 KΩ R 1 = R f / 2 Q • • • • • • • (2) R 2 = 2 Q R f • • • • • • • (3) R1,R2 is about 3.0KΩ,200KΩ D - M6249Q - 810-B MITSUBISHI ELECTRIC ( 13 / 18 ) MITSUBISHI SOUND PROCESSORS M62493FP DIGITAL SOUND CONTROLLER (4) VOCAL CANCELLATION EQUIVALENT CIRCUIT ( L+C ) ( h+m+l ) ( R+L+2C ) ( R+L+2C) ( h+m+l ) + LPF (1) — ( R-L ( h+m+2 l ) ( h+m ) +2C l ) — ( R-L ( h+m+2 l ) ( h+m ) +2C l ) x + y — ( R-L) ( R+C) ( h+m+l ) ( h+m+l ) (5) SURROUND EQUIVALENT CIRCUIT + L+ C 2L - R + C L-R R-L — THROUGH or DELAY — R+ C D - M6249Q - 810-B MITSUBISHI ELECTRIC 2R - L + C (14 / 18 ) MITSUBISHI SOUND PROCESSORS M62493FP DIGITAL SOUND CONTROLLER + + + + + + + + - + +- + + + + + + + + D - M6249Q - 810-B + + + MITSUBISHI ELECTRIC + + ( 15 / 18 ) MITSUBISHI SOUND PROCESSORS M62493FP DIGITAL SOUND CONTROLLER + + + + + + D - M6249Q - 810-B MITSUBISHI ELECTRIC (16 / 18 ) MITSUBISHI SOUND PROCESSORS M62493FP DIGITAL SOUND CONTROLLER D - M6249Q - 810-B + + + + MITSUBISHI ELECTRIC ( 17 / 18 ) MITSUBISHI SOUND PROCESSORS M62493FP DIGITAL SOUND CONTROLLER BUFOUT2 APPLICATION CIRCUIT BUFOUT1 1.0k 1.0k Output of Spectrum analyzer (±Power) 560p 560p 40 39 38 37 36 35 32 31 30 29 28 27 26 25 + +- 10u + 33 34 MICROCOMPUTER INTERFACE + 2200p 620 10u + + 620 2200p 0.012u 0.012u 470p + 470p + + 0.012u 0.012u + + 0.0015u + 0.0015u + 0.033u 0.033u 0.0047u 0.0047u + 0.1u 0.1u 0.015u 0.015u + 0.33u + + RECB2 RECA2 SW5-2 20K DPL2 0.33u RECB1 + + SW6-2 + + SW6-1 SW5-1 20K 20K RECA1 DPL1 20K 10K + + 10K SW12-2 0.01µ + 0.068µ DELAY + + 5.1K MIC IN IN1F IN2F 65 66 D - M6249Q - 810-B 67 68 69 70 71 72 73 74 MITSUBISHI ELECTRIC 75 76 77 78 79 80 ( 18 / 18 ) DPL