m62462fp Mitsumi Electronics, Corp., m62462fp Datasheet
m62462fp
Related parts for m62462fp
m62462fp Summary of contents
Page 1
... Description The M62462FP is a Single Chip Dolby Pro Logic Surround Decoder.This LSI has all functions necessary for Dolby Pro Logic Surround. 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. ...
Page 2
... SW2 SW3 L+R L-R 2 SW4 LOGIC LPF A/D MITSUBISHI ELECTRIC MITSUBISHI SOUND PROCESSORS M62462FP BPF BPF L-R L+R VCA F.B. VOL 10Kbit SRAM D/A LPF RLC3 RLC7 RLC4 RLC1 RLC2 RLC5 PSC4 PSC1 PSC5 PSC2 PSC6 PSC3 DBC3 DBC2 DBC1 BNR IN ...
Page 3
... Fig.2 Block Diagram AUTO-BALANCE Dolby Pro Logic Surround Decoder SELECTOR INPUT MITSUBISHI ELECTRIC MITSUBISHI SOUND PROCESSORS M62462FP LPF D/A A/D LPF ...
Page 4
... Delay Signal Feedback Volume -3 to -21 dB/3dB step, and - 0 to -84dB/1dB step, and - Bypass the decode circuit Mute the Lch and Rch output Controlled by 3-lines serial data from MCU Including the Chip Address (2 bit) Including the oscillation circuit without external parts. MITSUBISHI ELECTRIC M62462FP ...
Page 5
... Temperature Storage Tstg Temperature 10.RECOMMENDED OPERATING CONDITION Parameter Symbol Vcc Supply Voltage VDD MITSUBISHI SOUND PROCESSORS Dolby Pro Logic Surround Decoder Conditions Ratings 10.5 -20 to +75 -40 to +125 Limits Condition Min Typ 8 4.5 MITSUBISHI ELECTRIC M62462FP Unit V 6 Units Max 5.5 V ...
Page 6
... Vin=0dBd,f=100Hz Vin=0dBd,f=1.0kHz Vin=-15dBd,f=1.4kHz Vin=-20dBd,f=1.4kHz Vin=-40dBd,f=5.0kHz Vin=0dBd,f=1kHz THD=1% Rg=0 , weighted CCIR/ARM ATT=- Td=20msec,Vin=0dBd Td=20msec,Vi=0Vrms,JIS-A L,Rch output L,Rch output MITSUBISHI ELECTRIC M62462FP Limits Units Min Typ Max 4.0 V ±5 dB ± ...
Page 7
... Wide / Normal / Phantom / OFF Input Auto-Balance Input to Delay L-R / (L+R)/2 / Din(External) BNR -3 to -21dB / 3dB step and - 0 to -84dB / 1dB step and Input data effecte or not MITSUBISHI ELECTRIC MITSUBISHI SOUND PROCESSORS M62462FP D10 D11 D12 D13 D14 D15 D14 D15 Chip Address Contents ON / OFF ON / OFF - ...
Page 8
... MITSUBISHI SOUND PROCESSORS Dolby Pro Logic Surround Decoder Condition SW3 1 3 Condition Wide Normal Phantom OFF Condition 15.4msec 20.5msec 25.6msec 29.2msec 51.2msec MITSUBISHI ELECTRIC M62462FP Switch SW1 SW2 SW4 2to4 Sampling frequency 500kHz 500kHz 400kHz 333kHz 200kHz ...
Page 9
... Space Surround Mode (D0="H",D1="L" Dolby Pro Logic Surround Decoder Condition Noise Sequencer OFF Noise Sequencer ON Condition L-R (L+R)/2 Delay input Din(External) BNR OFF BNR ON MITSUBISHI ELECTRIC MITSUBISHI SOUND PROCESSORS M62462FP Lch Rch Cch Sch Switch SW3 SW4 - ...
Page 10
... Chip Address Data Read D14 D15 Enable L H Others Unable MITSUBISHI SOUND PROCESSORS Dolby Pro Logic Surround Decoder -3dB -6dB -9dB -12dB -15dB -18dB -21dB - MITSUBISHI ELECTRIC M62462FP ...
Page 11
... MITSUBISHI ELECTRIC MITSUBISHI SOUND PROCESSORS M62462FP Volume D12 Level ...
Page 12
... SW2 2 2 SW1 VREF BPF C60 220µ C59 C58 C57 100µ 10µ 10µ MITSUBISHI ELECTRIC MITSUBISHI SOUND PROCESSORS M62462FP C19 C20 1µ TEST DVss C13 0.1µ C12 C9 0.1µ 10µ 10µ 10µ NOISE ...
Page 13
... R61 µF 20% R63 µF 20% µF 10% µF 10% µF 20% µF 5% µF 5% µF 20% µF 20% µF 5% µF 5% MITSUBISHI ELECTRIC MITSUBISHI SOUND PROCESSORS M62462FP Tol. Unit Values µF 20% 0 680 0.1 µ 680 pF 0.1 5% µF 0.1 5% µF 0.1 µ µF 10 µF 100 µF 220 µF 10 10% µ ...