MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input DESCRIPTION The M62464BFP is a Single Chip Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input. This LSI has all of required functions for Dolby Pro Logic Surround and also 5.1ch analog input for Dolby Digital. Dolby and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.San Francisco,CA94103-4813,USA. This device available only to licensees of Dolby Lab. Licensing and application information may be obtained from Dolby Lab. Outline 80P6N 0.8mm pitch QFP (20.0mmx14.0mmx2.8mm) FEATURES Includes all functions necessary for Dolby Pro Logic Surround Includes 5.1ch(L,R,C,SL,SR,SW) analog input for Dolby Digital 4ch(C,SL,SR,SW) Master Volume Digital Space Surround such as Disco, Hall and Live Pseudo Stereo Surround for Digital Space Surround Digital Echo for Karaoke Function Delay time 123,184msec 3-lines MCU control Current control oscillation circuit for system clock SYSTEM CONFIGURATION M62464FP Volume LTIN Pro Logic Decoder LOUT R ROUT C RTIN Digital Space Surround MICIN L Digital Echo SL SR Trimmer Volume COUT SLOUT LIN RIN CIN SLIN SRIN SWIN SROUT SWOUT VRSWIN MITSUBISHI ELECTRIC 1 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input 24 23 22 21 20 19 18 17 16 15 DVss 25 80 VRSWIN 14 DSELOUT 26 79 SWIN 13 DIN 27 78 SRIN SRVOLIN 12 LPF1IN1 28 77 SLIN SRVOLOUT SROUT 11 LPF1IN2 29 76 CIN SWOUT SLOUT 10 LPF1OUT 30 75 RTIN SWVOLIN SLVOLIN 9 ADINTIN 31 74 LTIN SWVOLOUT SLVOLOUT 8 ADINTOUT 32 M62464FP XXXXXX 73 RIN CMC PSRIN 7 ADCONT 33 72 LIN AGND PSLIN 6 DACONT 34 71 IREF MICIN SOUT 5 DAINTIN 35 70 DVDD COUT 4 DAINTOUT 36 VREF1 DATA CVOLIN 3 LPF2IN1 37 MITSUBISHI ELECTRIC SCK CVOLOUT 2 LPF2IN2 38 69 ABL AVcc RBPF1 68 RBPF2 NGC1 60 LBPF1 67 59 LBPF2 NGC2 58 RLC6 REQ ROUT 1 LPF2OUT 39 50 51 55 56 57 RLC8 62 RLC3 63 RLC7 64 RLC4 61 RLC1 66 RLC2 NGC3 RLC5 52 PSC4 53 PSC1 54 PSC5 DVOLOUT 41 42 43 47 PSC2 49 PSC6 48 PSC3 65 DBC3 ABR DBC2 44 DBC1 45 BNR IN 46 ECHOOUT 40 PIN CONFIGURATION LOUT 2 MITSUBISHI ELECTRIC MICIN 20 VRSWIN 80 79 SWIN 76 CIN SRIN 75 RTIN 78 74 LTIN 77 73 RIN SLIN 72 LIN L+R L-R 2 INPUT AUTOBALANCE 1 4 2 3 DI-SW ADAPTIVE MATRIX F.B.VOL Logic 10Kbit SRAM Digital Delay S' NOISE SEQUENCER SELECTOR LPF A/D ECHOOUT 2 1 3 SR BNR-SW Modified BNR Pseudo Stereo SL PROLOGIC DO-SW 41 2 1 WIDE NORMAL PHANTOM OFF CENTER MODE CONTROL DELAYVOL C R L PROLOGIC BY-PASS SPACE 3 1 2 1 3 22 5 1 5 1 23 REQ 24 SWVOL MCU Interface SWTRIM SRTRIM SLTRIM CTRIM R-SW 4 3 2 4 3 2 L-SW DATA SCK S SW-SW 2 1 SR-SW 2 SL-SW 2 1 C-SW MUTE +/- BY-PASS SPACE 5.1ch MUTE + D/A SWBP-SW 2 1 SRVOL SLVOL CVOL 17 SWVOL OUT SRVOL OUT SLVOL OUT CVOL OUT ROUT 14 9 3 2 LOUT 1 BLOCK DIAGRAM LPF 5.1ch MITSUBISHI SOUND PROCESSOR ICs Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input M62464BFP 3 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input FUNCTIONAL DESCRIPTION FUNCTION 1 Fundamental function for Dolby Pro Logic Surround Decoder DESCRIPTION -Adaptive Matrix -Input Auto-Balance -Noise Sequencer -Center Mode Control ON/OFF WIDE/NORMAL/PHANTOM -Modified Dolby B type Noise Reduction -4ch(L,R,C,S), 3ch(L,R,C) Mode Switch 2 5.1ch Analog Input for Dolby Digital L,R,C,SL,SR,SW ch Analog Input Support 3 C,SL,SR,SW ch Master Volume 0 to -79dB/1dB step, and -∞ 4 C,SL,SR,SW ch Trimmer 0 to -31dB/1dB step 5 RAM for Digital Delay 10K-bit RAM 6 Circuit for Space Surround and Echo Digital delay circuit can be used for Space Surround such as a Disco, Hall or Live, and Karaoke echo. 7 Pseudo Stereo Surround Pseudo Stereo Surround is available in Space Surround. 8 Digital Delay Time Short Delay 15.4, 20.5, 25.6, 29.2, 51.2 msec Long Delay 123, 184 msec 9 Feedback Volume Delay Signal Feedback Volume -3 to -21 dB/3dB step, and -∞ 10 Delay Effect Volume Delay Signal Effect Volume 0 to -18 dB/3dB step, and -∞ 11 Bypass Switch Bypass the decode circuit 12 Output Mute Mute the Lch and Rch output 13 MCU Interface Controlled by 3-lines serial data from MCU Including the Chip Address (2 bit) 14 Current control oscillation circuit Including the oscillation circuit without external parts. MITSUBISHI ELECTRIC 4 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input ABSOLUTE MAXIMUM RATINGS (Ta=25 C Unless otherwise noted) Symbol Vcc VDD Pd Topr Tstg Parameter Conditions Supply Voltage Power Dissipation Operating Temperature Storage Temperature Ratings Unit 10.5 6.5 V V 1.4 W -20 to +75 C -40 to +125 C RECOMMENDED OPERATING CONDITION Symbol Vcc Parameter Condition Supply Voltage VDD Min Limits Typ Max 8 9 10 V 4.5 5 5.5 V Units VIL Input Voltage(L) 22,23,24pin 0 0.8 V VIH Input Voltage(H) 22,23,24pin 2.2 VDD V MITSUBISHI ELECTRIC 5 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input ELECTRICAL CHARACTERISTICS (Ta=25 C, Vcc=9V, VDD=5V, 0dBd=300mVrms, at COUT, f=1kHz unless otherwise noted) Symbol Parameter Test condition Min. Limits Typ. Max. 30 15 45 25 Units Total Icc Circuit current Circuit current IDD No signal No signal mA mA Auto-Balance CPR CER Capture range Error collection 5 4 dB dB Adaptive Matrix ∆VoL MR HRAM Output level accuracy relative to Cch Matrix rejection Head room L,R,S'ch output L,R,C,S'ch output THD=1%, L,R,Cch output THDAM SNAM Total harmonic distortion L,R,Cch output, 30kHz LPF Rg=0Ω,weighted CCIR/ARM S/N ratio Noise Sequencer Vno ∆Vno Output noise level L,R,C,S'ch output Noise level accuracy relative to Cch L,R,S'ch output -0.5 25 15 0 0.5 dB dB dB 0.2 % dB 40 17 0.05 70 80 -15 -0.5 -12.5 0 -10 0.5 dB 6.8 -0.1 -1.5 9.8 1.4 dB 0 dB -3.8 0.3 dB Modified B-type Noise Reduction (0dB reference is 300mVrms/100Hz at SOUT) VGNR DEC1 DEC2 DEC3 THDNR HRNR SNNR Gain between input and output Vin=0dBd,f=100Hz Decode character 1 Decode character 2 Vin=0dBd,f=1.0kHz 3.8 -1.6 Vin=-15dBd,f=1.4kHz -3.0 Decode character 3 Total harmonic distortion Head room Vin=-40dBd,f=5.0kHz Vin=0dBd,f=1kHz,30kHz LPF -6.8 THD=1% 15 -5.3 0.07 17 Rg=0Ω,weighted CCIR/ARM 68 78 S/N ratio % dB dB Cch/SLch/SRch/SWch Master Volume ATTmax Maximum attenuation ATT=-∞,Vi=2Vrms ATTmin VOLS1 Minimum attenuation Volume step1 ATT=0dB,TRIM=0dB ATT=0 to -40dB,TRIM=0dB VOLS2 SNVOL Volume step2 S/N ratio ATT=-40 to -76dB,TRIM=0dB -95 -87 dB 0 1.0 3.0 1.5 dB dB 1.0 1.8 dB ATT=-∞,CCIR/ARM 0.2 85 -3.0 0.5 95 dB Cch/SLch/SRch/SWch Trimmer TRIMmax Maximum attenuation TRIM=-31dB,VOLATT=0dB -34 -31 -28 dB TRIMmin TRIMS Minimum attenuation Teimmer step TRIM=0dB,VOLATT=0dB VOLATT=0dB -3.0 0.6 0 1.0 3.0 1.4 dB dB 0.002 0.05 % dB Line(Bypass) THDLN Total harmonic distortion 30kHz LPF SNLN S/N ratio Line cross-talk DIN-AUDIO CTLN Zi Input impedance MITSUBISHI ELECTRIC 95 100 70 11 80 22 44 dB kΩ 6 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input (Ta=25 C, Vcc=9V, VDD=5V, 0dBd=300mVrms at COUT, f=1kHz unless otherwise noted) Symbol Parameter Test conditions Limits Max. Units Min. Typ. -3.0 0 +3.0 dB 17.4 20.5 23.6 ms Td=20.5ms 0.5 0.9 Td=51.2ms 1.2 2.2 Td=184ms 3.0 5.6 Td=20.5ms -92 -80 Td=51.2ms -84 -70 Td=184ms -80 -65 Digital Delay GvD Td THDD NoD Input/Output Voltage gain DIN-DVOLOUT,DVOL=0dB Td=20.5ms Delay time Total harmonic distortion Output noise voltage 30kHz LPF Vin=0Vrms JIS-A Vomax Maximum output voltage THD=10% LPFfc LPF cut-off frequency Td=15.4 to 51.2ms Gv=-3dB Td=123 to 184ms Gv=-3dB 0.7 1.0 6.0 7.0 % dBV Vrms 8.0 kHz kHz 3.0 Feedback volume FBATTmax Maximum attenuation ATT=-∞ FBATTmin Minimum attenuation ATT=-3dB FBVOLS Volume step -70 -60 dB -6.0 -3.0 0 dB 1.5 3.0 4.5 dB -70 -60 dB -3.0 0 3.0 dB 1.5 3.0 4.5 dB Delay volume DLATTmax Maximum attenuation ATT=-∞ DLATTmin Minimum attenuation ATT=0dB DLVOLS Volume step MITSUBISHI ELECTRIC 7 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input SERIAL DATA CONTROL FORMAT (1)Data Input Format DATA is read at the rising edge of SCK, and loaded last 16 bits at the rising edge of REQ. DATA D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 SCK REQ D0 D1 D2 D3 D4 D5 Pro Logic Mode Mode Set L L D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 L H "L" Delay Time Center Mode AutoBalance Noise Sequencer Space Surround Mode L L H H L L Delay Volume L H Feedback Volume H L H H H Cch Volume SLch Volume H Chip Address SRch Volume SWVOL Set SWch Volume L Cch Trimmer SWch Trimmer H SLch Trimmer SRch Trimmer L H Test Mode (user inhibit) MITSUBISHI ELECTRIC 8 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input (2)Control condition Contents Control Mode 1 Mode Set 5.1ch Input / Normal Stereo / Dolby Pro Logic / Space Surround / Echo / Mute 2 Pro Logic Mode 3 Center Mode 4 4ch Pro Logic / 3ch stereo Wide / Normal / Phantom / OFF 15.4, 20.5, 25.6, 29.2,51.2 ms (Short delay) 123, 184ms (Long delay) Delay Time ON / OFF Lch / Rch / Cch / Sch 5 Noise Sequencer 6 Auto-Balance Input Auto-Balance ON / OFF 7 Space Surround Mode L / R Output : Dolby Pro Logic / Space Surround Delay input : S' / L-R / (L+R)/2 / MICIN Delay output mixing, BNR : ON / OFF Surround signal : Monaural / Pseudo Stereo 8 Delay Volume 0 to -18dB / 3dB step & -∞ 9 Feedback Volume 10 Master Volume -3 to -21dB / 3dB step & -∞ C,SL,SR,SWch Master Volume 0 to -79dB / 1dB step & -∞ 11 Trimmer C,SL,SR,SWch Trimmer 0 to -31dB /1dB step 12 SW Volume Set SW Volume : Volume / Bypass 13 Chip Address Input data effect or not (3)Set Condition a. Mode Set (D0="L",D1="L",D2="L") Condition D4 D5 D6 L L L 5.1ch Signal Input L L H Normal stereo (bypass) L H L Dolby Pro Logic Surround L H H Space Surround H L L Echo H L H Output Mute MITSUBISHI ELECTRIC 9 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input b. Pro Logic Mode (D0="L",D1="L",D2="L") Condition D7 L 4ch Pro Logic H 3ch Stereo c. Center Mode (D0="L",D1="L",D2="L") Condition D8 D9 L L Wide L H Normal H H L H Phantom OFF d. Delay Time (D0="L",D1="L",D2="H") D5 D6 D7 Delay Time L L L 15.4msec 500kHz L L H 20.5msec 500kHz L H L 25.6msec 400kHz L H H 29.2msec 333kHz H L L 51.2msec 200kHz H L H 123msec 83.3kHz H H L 184msec 55.6kHz Sampling Frequency LPF Cut-off Frequency 7kHz 3kHz e. Noise Sequencer (D0="L",D1="L",D2="L") D11 L H D12 L L D13 H L H L H H Condition Noise Sequencer OFF Lch Rch Noise Sequencer ON Cch Sch MITSUBISHI ELECTRIC 10 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input f. Auto-Balance (D0="L",D1="L",D2="L") D10 Condition L Auto-Balance OFF H Auto-Balance ON g. Space Surround Mode (D0="L",D1="L",D2="H") Delay Mixing Polarity L / R Output D9 Condition D8 Mixing Polarity L Dolby Pro Logic L L+Delay signal / R+Delay signal H Space Surround H L+Delay signal / R-Delay signal BNR Delay Input Delay Input D10 D11 L X S' H L L-R H H D12 BNR L OFF H ON Surround Signal (L+R)/2 D13 Surround Signal L Monaural X : L or H H h. Delay Volume (D0="L",D1="H",D2="L",D3="L") D4 L L L L H H H H D5 D6 L L H H L L H H Pseudo Stereo i. Feedback Volume (D0="L",D1="H",D2="L",D3="H") Volume D4 D5 D6 L 0dB -3dB H L H L -3dB -6dB -9dB -12dB L -6dB -9dB -12dB -15dB H L H -15dB -18dB -∞ L L H H L L H H L H L H L L H L H -18dB -21dB -∞ L L H H H H MITSUBISHI ELECTRIC Volume 11 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input j. C,SL,SR,SW ch Volume (D0="L",D1="H") Volume Level D11 D10 D9 D8 D7 0 dB -2 dB -4 dB -6 dB -8 dB -10 dB -12 dB -14 dB -16 dB -18 dB -20 dB -22 dB -24 dB -26 dB -28 dB -30 dB -32 dB -34 dB -36 dB -38 dB -40 dB -42 dB -44 dB -48 dB -52 dB -56 dB -60 dB -64 dB -68 dB -72 dB -76 dB -∞ L L L L L L L L 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 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 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 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 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 Volume Level 0 dB -1 dB -2 dB -3 dB D13 D12 L L H H L H L H SW Volume Setting D6 Condition SWBP-SW L SW Volume Bypass 2 H SW Volume Controlled 1 (D0="L",D1="H",D2="H",D3="H") MITSUBISHI ELECTRIC 12 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input k. C,SL,SR,SW ch Trimmer (D0="H",D1="L") Trimmer Level 0 dB -1 dB -2 dB -3 dB -4 dB -5 dB -6 dB -7 dB -8 dB -9 dB -10 dB -11 dB -12 dB -13 dB -14 dB -15 dB -16 dB -17 dB -18 dB -19 dB -20 dB -21 dB -22 dB -23 dB -24 dB -25 dB -26 dB -27 dB -28 dB -29 dB -30 dB -31 dB D8 D7 D6 D5 D4 D13 D12 D11 D10 D9 L L L L L L L L 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 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 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 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 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 When (Trimmer level)+(Master Volume) is less than -87dB, total attenuation level is set to -87dB. MITSUBISHI ELECTRIC 13 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input l. Chip Address D14 D15 Data Read L H Enable Unable Others Relation between mode setting and switch condition Mode Setting 5.1ch Signal Input Pro Logic Mode (D0=L,D1=L D2=L) Space Surround Mode (D0=L,D1=L,D2=H) R- C- SL- SR- SW- DI- DO- BNR- 1 1 1 D8 D10 D11 D12 D13 SW SW SW SW SW SW SW SW SW X X X X L L L H *2 X X X *3 L H X X *4 *2 L L H H X X X 2 *2 X *3 L 2 *1 L *4 4 4 *4 H *1 4 2 2 *3 1 2 1 2 1 3 3 3 2 3 *2 2 2 1 1 1 3 *2 *1 *3 1 2 2 L H 2 *1 4 X H 2 1 2 3 4 1 2 H X 1 *1 *1 L 2 L Space Surround X *2 H Dolby Pro Logic Surround L- D7 *3 Normal stereo Switch Condition 2 2 1 2 H H 3 3 3 3 1 3 Echo X X X X X X 2 2 1 1 1 2 4 2 3 Mute X X X X X X 5 5 1 1 1 2 4 2 3 X: L or H At Bypass or Space Surround Mode, the condition of SL-SW,SR-SW,DI-SW and BNR-SW depend on D7,D10,D11,D12 and D13 settings. SL-SW,SR-SW : depend on D13 ------> *1 DI-SW : depend on D10 and D11----->*2 BNR-SW : depend on D7 and D12------*3 At Space Surround Mode, the condition of L-SW and R-SW depend on D8.------>*4 MITSUBISHI ELECTRIC 14 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input (4)Data Timing t1,t2 VDD=5V 2.2V DATA 0.8V t6 t7 t1 t4 t2 2.2V SCK 0.8V t10 t5 t9 t8 t3 2.2V REQ 0.8V t1 Symbol Name Min Typ t2 Max Units t1 t2 t3 Signal rise time 0.5 µs Signal fall time 0.5 µs t4 t5 t6 SCK clock width 2 µs SCK "H" pulse width 0.8 µs SCK "L" pulse width 0.8 µs DATA setup time 0.8 µs t7 t8 DATA hold time 0.8 REQ rise hold time 1.6 µs µs t9 t10 REQ "H" pulse width 0.8 SCK setup time 1.6 MITSUBISHI ELECTRIC µs µs 15 MITSUBISHI ELECTRIC MICIN 20 VRSWIN 80 79 CIN SWIN 76 RTIN 78 75 LTIN SRIN 74 RIN 77 73 LIN SLIN 72 L+R L-R 2 INPUT AUTOBALANCE 1 4 2 3 DI-SW ADAPTIVE MATRIX F.B.VOL Logic 10Kbit SRAM Digital Delay S' NOISE SEQUENCER SELECTOR ECHOOUT 2 1 3 SR SL 3 2 1 3 1 S 22 2 SWTRIM SRTRIM SLTRIM CTRIM 23 5 1 5 1 REQ 24 SWVOL R-SW 4 3 MCU Interface SW-SW 2 SR-SW 2 1 SL-SW 2 1 C-SW MUTE +/- BY-PASS SPACE 5.1ch MUTE 4 3 2 L-SW DATA SCK BNR-SW Modified BNR Pseudo Stereo PROLOGIC DO-SW 41 2 1 WIDE NORMAL PHANTOM OFF CENTER MODE CONTROL DELAYVOL C R L PROLOGIC BY-PASS SPACE + LPF A/D SWBP-SW 2 1 SRVOL SLVOL CVOL 17 SWVOL OUT SRVOL OUT SLVOL OUT CVOL OUT ROUT 14 9 3 2 LOUT 1 (1)5.1ch Input D/A MODE EXAMPLE LPF 5.1ch MITSUBISHI SOUND PROCESSOR ICs Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input M62464BFP 16 MITSUBISHI ELECTRIC MICIN 20 VRSWIN 80 79 CIN SWIN 76 RTIN 78 75 LTIN SRIN 74 RIN 77 73 LIN SLIN 72 L+R L-R 2 INPUT AUTOBALANCE 1 4 2 3 DI-SW ADAPTIVE MATRIX F.B.VOL Logic 10Kbit SRAM Digital Delay S' NOISE SEQUENCER SELECTOR LPF A/D ECHOOUT 2 1 3 SR SL 3 2 1 3 S 22 SWTRIM SRTRIM SLTRIM CTRIM 23 5 1 5 1 REQ 24 SWVOL R-SW 4 3 2 4 MCU Interface SW-SW 2 1 SR-SW 2 1 SL-SW 2 1 C-SW MUTE +/- BY-PASS SPACE 5.1ch MUTE 3 2 L-SW DATA SCK BNR-SW Modified BNR Pseudo Stereo PROLOGIC DO-SW 41 2 1 WIDE NORMAL PHANTOM OFF CENTER MODE CONTROL DELAYVOL C R L PROLOGIC BY-PASS SPACE + D/A SWBP-SW 2 1 SRVOL SLVOL CVOL 17 SWVOL OUT SRVOL OUT SLVOL OUT CVOL OUT ROUT 14 9 3 2 LOUT 1 (2)Pro Logic Surround LPF 5.1ch MITSUBISHI SOUND PROCESSOR ICs Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input M62464BFP 17 MITSUBISHI ELECTRIC MICIN 20 VRSWIN 80 79 SWIN 76 CIN SRIN 75 RTIN 78 74 LTIN 77 73 RIN SLIN 72 LIN L+R L-R 2 INPUT AUTOBALANCE 1 4 2 3 DI-SW ADAPTIVE MATRIX F.B.VOL Logic 10Kbit SRAM Digital Delay S' NOISE SEQUENCER SELECTOR LPF A/D 41 DO-SW 2 1 3 SR 3 1 2 1 3 1 S 22 SWTRIM SRTRIM SLTRIM CTRIM 23 5 1 5 1 REQ 24 SWVOL R-SW 4 3 2 4 MCU Interface SW-SW 2 SR-SW 2 SL-SW 2 1 C-SW MUTE +/- BY-PASS SPACE 5.1ch MUTE 3 2 L-SW DATA SCK BNR-SW Modified BNR Pseudo Stereo SL PROLOGIC ECHOOUT 2 1 WIDE NORMAL PHANTOM OFF CENTER MODE CONTROL DELAYVOL C R L PROLOGIC 5.1ch + D/A SWBP-SW 2 1 SRVOL SLVOL CVOL 17 14 9 3 SWVOL OUT SRVOL OUT SLVOL OUT CVOL OUT ROUT 2 LOUT 1 (3)Space Surround LPF BY-PASS SPACE MITSUBISHI SOUND PROCESSOR ICs Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input M62464BFP 18 MITSUBISHI ELECTRIC MICIN 20 VRSWIN 80 79 CIN SWIN 76 RTIN 78 75 LTIN SRIN 74 RIN 77 73 LIN SLIN 72 L+R L-R 2 INPUT AUTOBALANCE 1 4 2 3 DI-SW ADAPTIVE MATRIX F.B.VOL Logic 10Kbit SRAM Digital Delay S' NOISE SEQUENCER SELECTOR LPF A/D 41 DO-SW 2 1 3 SR SL 3 2 1 3 1 S 22 2 SWTRIM SRTRIM SLTRIM CTRIM 23 5 1 5 1 REQ 24 SWVOL R-SW 4 3 MCU Interface SW-SW 2 SR-SW 2 1 SL-SW 2 1 C-SW MUTE +/- BY-PASS SPACE 5.1ch MUTE 4 3 2 L-SW DATA SCK BNR-SW Modified BNR Pseudo Stereo PROLOGIC ECHOOUT 2 1 WIDE NORMAL PHANTOM OFF CENTER MODE CONTROL DELAYVOL C R L PROLOGIC 5.1ch + D/A SWBP-SW 2 1 SRVOL SLVOL CVOL 17 SWVOL OUT SRVOL OUT SLVOL OUT CVOL OUT ROUT LOUT 14 9 3 2 1 (4)Echo LPF BY-PASS SPACE MITSUBISHI SOUND PROCESSOR ICs Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input M62464BFP 19 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input LEVEL DIAGRAM (1)Dolby Pro Logic Surround Mode Cch LTIN C-SW INPUT BALANCE RTIN Signal level TRIMMER&VOLUME CENTER MODE CONTROL ADAPTIVE MATRIX Ladder Buffer -3.2dB 0dB CVOLOUT 2 -3dB Gain -3.2dB 0dB +3dB 0dB -3.2dB +3.2dB Vref=4.5V Vref=3.6V Vref=2.5V Sch LTIN DO-SW S' DI-SW INPUT BALANCE ADAPTIVE MATRIX BNR-SW SL-SW 1 1 DIGITAL DELAY BNR SLVOL OUT 1 RTIN Signal level TRIMMER&VOLUME Ladder Buffer -3.2dB 0dB 2 -3dB Gain 0dB +3dB -6.8dB -3.2dB -6.8dB 0dB -6.8dB 0dB Vref=4.5V 0dB +6.8dB -3.2dB -3.2dB 0dB +3.2dB Vref=3.6V Vref=4.5V Vref=2.5V Vref=2.5V Lch,Rch LTIN INPUT BALANCE ADAPTIVE MATRIX RTIN Signal level CENTER MODE CONTROL LOUT ROUT 0dB Vref=4.5V Signal level : 0dB=300mVrms(typ.) MITSUBISHI ELECTRIC 20 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input (2)5.1ch Signal Input Mode C,SL,SR,SW ch C-SW SL-SW SR-SW SW-SW CIN SLIN SRIN SWIN TRIMMER&VOLUME Ladder Buffer -3.2dB 0dB CVOLOUT SLVOLOUT SRVOLOUT SWVOLOUT 2 Signal level -3.2dB 0dB Gain 0dB -3.2dB +3.2dB Vref=4.5V Vref=3.6V Vref=2.5V (3)Space Surround Mode Delay Signal LIN RIN Signal level DO-SW 1 DI-SW L-R 2 DIGITAL DELAY 3 (L+R)/2 0dB -6.8dB Gain -6.8dB DELA Y VOL 1 2 BNR -6.8dB 0dB BNR-SW -6.8dB 0dB to L/R Mix 0dB +6.8dB Vref=4.5V Vref=4.5V Vref=2.5V (4)Echo Mode DO-SW DI-SW MICIN DIGITAL DELAY 4 Signal level 0dB 0dB DELAY VOL ECHOOUT 2 0dB Vref=4.5V Vref=4.5V Vref=2.5V Signal level : 0dB=300mVrms(typ.) MITSUBISHI ELECTRIC 21 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input NOTICE Relation AVcc and DVDD at power supply Digital VDD must be supplied less than 0.7 seconds from analog Vcc supply. AVcc (AVcc>DVDD) DVDD Internal reset signal automatic reset cancel 0.7sec (min.) MITSUBISHI ELECTRIC 22 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input APPLICATION EXAMPLE C29 1000p C28 4700p 25 30 31 32 33 34 35 36 37 38 39 40 ECHOOUT C26 1µ 26 C31 0.1µ C37 4700p 27 C33 0.22µ 28 C34 0.22µ C35 0.1µ 29 C38 1000p CLK 1 3 2 L 1 SL-SW S' 9 8 PSEUDO SURROUND C7 0.1µ 6 C 5 SERVO 1 C-SW C4 10µ TRIM VCA 2 L-SW 3 C3 10µ R 2 BPF SELECTOR 63 L IREF C1 10µ C68 4.7µ AVcc +9V C70 220µ C69 100µ R71 100k C72 10µ C73 10µ LIN C74 10µ RIN C75 10µ C76 10µ LTIN C77 10µ CIN RTIN MITSUBISHI ELECTRIC 22kΩ C78 10µ SLIN 22kΩ C79 10µ CVOLOU T ROUT LOUT 22kΩ 80 22kΩ 79 22kΩ 78 22kΩ 77 22kΩ 76 22kΩ 73 72 71 70 69 68 67 66 22kΩ 75 VREF 74 AVcc 1 C2 10µ NOISE SEQUENCER 65 R63 75k C8 0.1µ 5 VOL 680p C63 0.01µ AUTO BALANCE L+R L-R BPF 61 75k 1 SLVOLOU T 4 59 60 680p RA62 150k R62 47k C65 0.01µ VCA 62 R61 4 3 2 4 C61 0.01µ C62 5 3 2 1 64 C64 0.01µ C10 10µ C9 10µ R-SW FULL WAVE RECTIFIER C58 0.022µ R60 47k TRIM C VOL 55 56 57 58 C57 0.022µ C60 13 SR 1 R R 12 C SL CENTER MODE CONTROL SRVOLOU T C12 10µ 10 LOG DIFFERENCE AMPLIFIERS 2 COMBINING NETWORKS C56 0.1µ RA60 150k C14 10µ 3 L C15 10µ 14 2 3 C55 0.1µ C59 0.1µ 16 SW 1 SWVOLOU T 15 SW-SW 2 C17 10µ TRIM VOL L+R 2 L-R BNR-SW 52 53 54 C54 0.047µ 24 20 1 3 2 SR-SW C53 0.047µ 17 2 4 C51 0.22µ C52 0.1µ 19 18 SWBP-SW 1 TRIM 51 C50 0.22µ DI-SW VOL 50 C49 4.7µ C18 0.1µ 11 DUAL-TIME CONSTANT AND THRESHOLD SWITCHES 47 48 49 C48 4.7µ AGND 46 F.B. VOL C46 0.22µ MICIN C20 1µ 10Kbit SRAM C45 0.68µ C47 0.22µ DVDD +5V C21 0.1µ 7 45 R45 330k LOGIC DVdd MODIFIED B-TYPE NR DECODER 43 44 C44 0.047µ MCU DO-SW C43 5600p 23 2 1 22 LPF 21 A/D REQ D/A SCK LPF DATA 41 42 C42 1µ DELAY VOL MCU interface DVss C41 1µ C80 10µ Units Resistance : Ω Capacitance : F SRIN VRSWIN SWIN 23 MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input EXTERNAL PARTS LIST Parts No. Values C1 C2 C3 C4 10 10 10 10 C7 C8 C9 C10 C12 C14 C15 C17 C18 C20 C21 C26 C28 C29 C31 C33 C34 C35 C37 C38 C41 C42 C43 C44 C45 C46 C47 C48 C49 C50 C51 C52 C53 C54 C55 C56 0.1 0.1 10 10 10 10 10 10 0.1 1.0 0.1 1.0 4700 1000 0.1 0.22 0.22 0.1 4700 1000 1.0 1.0 5600 0.047 0.68 0.22 0.22 4.7 4.7 0.22 0.22 0.1 0.047 0.047 0.1 0.1 Unit µF µF µF µF µF µF µF µF µF µF µF µF µF µF µF µF pF pF µF µF µF µF pF pF µF µF pF µF µF µF µF µF µF µF µF µF µF µF µF µF Tol. 10% 5% 5% 5% 5% 5% 5% 5% 5% 5% 5% 10% 10% 10% 20% 20% 10% 10% 20% 5% 5% 20% 20% Parts No. Values Unit C57 C58 C59 C60 C61 C62 C63 C64 C65 C68 C69 C70 C72 C73 C74 C75 C76 C77 C78 C79 C80 0.022 0.022 µF µF µF pF µF pF µF µF µF µF µF µF µF µF R45 R60 RA60 R61 R62 RA62 R63 R71 330 47 MITSUBISHI ELECTRIC 0.1 680 0.01 680 0.01 0.01 0.01 4.7 100 220 10 10 10 10 10 10 10 10 10 150 75 47 150 75 100 Tol. 5% 5% 20% 5% 5% 5% 5% 5% 5% µF µF µF µF µF µF µF kΩ kΩ kΩ kΩ kΩ kΩ kΩ kΩ 10% 5% 5% 5% 5% 5% 5% 5% 24 24 1 25 80 y e HD D b 40 65 41 64 JEDEC Code – E F Weight(g) 1.58 A Detail F Lead Material Alloy 42 L1 c L I2 b2 I2 MD ME A A1 A2 b c D E e HD HE L L1 y Symbol Dimension in Millimeters Min Nom Max – – 3.05 0.1 0.2 0 – – 2.8 0.3 0.35 0.45 0.13 0.15 0.2 13.8 14.0 14.2 19.8 20.0 20.2 – 0.8 – 16.5 16.8 17.1 22.5 22.8 23.1 0.4 0.6 0.8 1.4 – – 0.1 – – 0° 10° – 0.5 – – – – 1.3 – – 14.6 – – 20.6 Recommended Mount Pad MD Plastic 80pin 14✕20mm body QFP e b2 EIAJ Package Code QFP80-P-1420-0.80 A2 MITSUBISHI ELECTRIC A1 ME 80P6N-A MITSUBISHI SOUND PROCESSOR ICs Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input M62464BFP DETAILED DIAGRAM OF PACKAGE OUTLINE 25 HE MITSUBISHI SOUND PROCESSOR ICs M62464BFP Dolby Pro Logic Surround Decoder with Discrete 5.1ch Analog Input Keep safety first in your circuit designs! lMitsubishi Electric Corporation puts the maximum effort into making semiconductor products better and more reliable, but there is always the possibility that trouble may occur with them. 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