DSP
Digital Audio Processor
Digital Audio Processor
DSP
NJU25032
NJU25033
s
GENERAL DESCRIPTION
The
NJU25033
is a Digital Audio Processor, performing
Dolby Pro Logic, TruBass?, and BBE Sound Enhancement
with fully digital processing utilizing the DSP(Digital Signal
Processor) technology.
The Dolby Pro Logic, SRS TruBass and BBE sound
enhancement are realized by only connecting A to D, D to A
converters because the delay memory is on chip.
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GENERAL DESCRIPTION
The
NJU25032
is a Digital Audio Processor, performing SRS
3D Monaural, Passive Matrix TruSurround鈩? TruBass鈩?and
BBE Sound Enhancement, Tone Control with fully digital pro-
cessing utilizing the DSP(Digital Signal Processor) technology.
The SRS TruSurround, TruBass and BBE sound enhance-
ment are realized by only connecting A to D, D to A converters.
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FEATURES
q
Passive Matrix TruSurround Audio Processing
鈥?360擄 surround from only two speakers
q
SRS Monaural
q
TruBass Bass System
鈥?Punch / Bass Control
q
BBE Sound Enhancement
鈥?Lo Contour / Process Control
鈥?Tone Control
q
C-MOS Technology
q
Package Outline
QFP80
s
FEATURES
q
Dolby Pro Logic Decoding
q
Dolby 3 Stereo
q
SRS TruBass Bass System
鈥?Punch / Bass Control
q
BBE Sound Enhancement
鈥?Lo Contour / Process Control
q
C-MOS Technology
q
Package Outline
QFP80
s
FUNCTION BLOCK DIAGRAM
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FUNCTION BLOCK DIAGRAM
Note: The word 鈥淒OLBY鈥? 鈥淧ro Logic鈥?and double D mark are registered trademarks of Dolby Laboratories.
TruSurround, TruBass, SRS and the
,
are trademarks of SRS Labs, Inc.
The BBE is a registered trademark of BBE Sound, Inc.
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