M62460FP Datasheet, PDF (1/20 Pages) Mitsubishi Electric Semiconductor – “Super Single Chip” Surround Processor with Dolby Pro Logic Decoder

MITSUBISHI SOUND PROCESSORS
M62460FP
“Super Single Chip” Surround Processor
with Dolby Pro Logic Decoder
DESCRIPTION
Outline
The M62460FP is a“super”single chip LSI supporting the Dolby Pro
Logic surround.This LSI contains all sorts of functions including delay
circuit function.In addition,it has Digital Space Surround functions
(Disco,Hall,Live mode etc.) and echo function for karaoke.
Note:Use of this LSI requires the license of Dolby Laboratories
Licensing Corporation
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 pich QFP
(20.0mmX14.0mmX2.8mm)
Features (Mode)
Dolby Pro Logic
Digital Space Surround
Echo (KARAOKE)
BY-PASS
Dolby Pro Logic Surround System which includes all of required
functions.
DISCO,Hall,LIVE mode and 5 delay time positions
Short echo:td=147.5msec,Long echo:td=196.6msec
Input signal through mode
System Configuration
Lch IN
Rch IN
MIC IN
Input
Auto-
Balance
Control
L+R
2
Noise
Sequencer
L-R
2
L
Adaptive
R
Matrix
C _Center/
operating
S
mode
control
7kHz
LPF
Modified S
Dolby
B-NR
LPF-IN
LPF-OUT ^NR-IN
Center
Trim
Surround
Trim
Digital Delay
MCU INTERFACE
DATA SCK REQ
L
R
Master
C ^Volume
Control
S
Lch
Rch
CENTER
SURROUND
MITSUBISHI
ELECTRIC
( 1 / 20 )
C-62460-72E