Motorola DSP56362, Руководство пользователя

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2 DSP56362 Product Brief MOTOROLA
DSP56362
24-Bit Audio Digital Signal Processor
Figure 2 DSP56362 Surround Decoder Functionality
Features
• Multimode, multichannel decoder software functionality
–
Dolby Digital and Pro Logic
– MPEG2 5.1
– DTS
• Digital audio post-processing capabilities
–
Bass management
– 3D Virtual surround sound
– Lucasfilm THX5.1
– Soundfield processing
– Equalization
• Digital Signal Processing Core
–
100/120 Million Instructions Per Second (MIPS) with an 100/120 MHz clock at a
nominal 3.3 V
– Object code compatible with the DSP56000 core with highly parallel instruction set
– Data Arithmetic Logic Unit (Data ALU)
– Program Control Unit (PCU)
– Direct Memory Access (DMA)
– Software programmable PLL-based frequency synthesizer for the core clock
Se
le
c
t
IEC958
Tx
Sr/Sl
I
2
S
Tx
C/Sub
I
2
S
Tx
L/R
I
2
S
Tx
Serial
Host
Interface
General
Purpose
I/O
System
Clock
PLL
DSP Clock
JTAG/OnCE™
Interface
SPI/I
2
C
Protocol
User
Programmable
I/O
Dedicated
Debugging
Port
External
Host CPU/
AA0565G
User
Se
le
c
t
Dolby
Digital
MPEG2
5.1/7.1
DTS
Dolby
Noise
Sequencer
8-bit Data Interface
Left/Right
Stereo Out
Center/
Subwoofer
Out
Right/Left
Surround
Sound Out
I
2
S
Rx
Input
Buffer
Parallel
Host/Data
Interface
DSP56362
Auto
Detector
Defined
Processing:
—
Bass mgt
—
3D Virtual
Surround
—
Lucasfilm
—
Soundfields
—
Equalization
Pro Logic
THX5.1
L/R
I
2
S
Tx
Headphone
Mix Down/
Aux. Sur-
O
u
tp
ut D
e
la
y
B
u
ff
er
round
PCM or
Compresse
d Data
F
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sc
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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