Dolby Pro Logic Surround Decoder
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Description
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MITSUBISHI SOUND PROCESSORS
M62463AFP
Dolby Pro Logic Surround Decoder
Description
The M62463AFP is a Single Chip Dolby Pro Logic Surround Decoder.This LSI has all of required functions 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.
Outline
Features
Outline 64P6N 0.8mm pitch QFP (14.0mmx14.0mmx2.8mm)
Includes all functions necessary for Dolby Pro Logic Surround -Adaptive Matrix -Input Auto-Balance -Noise Sequencer -Center Mode Control ON/OFF, WIDE/NORMAL/PHANTOM -Modified Dolby B type Noise Reduction -4 channel (Lch/Rch/Cch/Sch) / 3 channel (Lch/Rch/Cch) -Digital delay Delay time:15.4 to 51.2msec Cch/Sch Master Volume 0 to -87dB/1dB step, -∞ 3-lines MCU control Space Surround such as Disco, Hall and Live Digital Echo for Karaoke Function Delay time 123,184msec Current control oscillation circuit for system clock
System Configuration
M62463AFP
Lch IN
Input AutoBalance Control
L
Lch OUT
Center/ operating mode control Center Master Volume Surround Master Volume
Adaptive Matrix
S'
Noise Sequencer
R C Rch OUT Cch OUT Sch OUT
Rch IN
7kHz LPF Modified S Dolby B-NR
Master Volume
Lch Rch CENTER
L-R L+R 2
SURROUND
Digital Delay
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