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PDF ZR38600 Data sheet ( Hoja de datos )
| Número de pieza | ZR38600 | |
| Descripción | PROGRAMMABLE DOLBY AC-3 AND MPEG2 AUDIO PROCESSOR | |
| Fabricantes | Zoran | |
| Logotipo |  |
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ZR38600
PRODUCT BRIEF
PROGRAMMABLE DOLBY AC-3 AND MPEG2 AUDIO PROCESSOR
FEATURES
s Hardware Features
- High performance 40 MIPS DSP core
- Large on chip RAM/ROM
- S/PDIF Transmitter and Receiver
- Parallel input port with FIFO
- Separate programmable PLLs for DSP and Audio
- 3 serial input ports and 4 serial output ports
- 16 bit External memory interface
- Glueless interface with the ZR36120 PCI controller
- 3.3 V supply with 5 V compatible I/Os
s Low System Cost
- No external RAM required for 5.1 Dolby AC-3/MPEG2
- Wait-state generation for low-cost external memory
- 100-pin Plastic Quad Flat Pack (PQFP) packaging
s Decoding software included in on-chip ROM
- Dolby AC-3 5.1 Channels and 2 Channels
- Dolby Pro Logic Encoding and Decoding
- MPEG1 and MPEG2 2 Channels
- Bass crossover and multi-channel downmix
APPLICATIONS:
s Home theater A/V Receivers and decoders
s DVD (Digital Video Disk)
s Digital Cable TV set-top boxes
s Dedicated Functions(*)
- MPEG2 PES Stream parsing
- MPEG2 PTS decoding and SCR handling
- 8-channel PCM downmixing to two channels
- Sample rate conversion 96 kHz to 48 kHz
- AC-3 and MPEG S/PDIF output conforming to IEC-958
s Flexible Input/Output
- Parallel and/or serial input stream handling
- Support for 24 bit PCM input /output
- Master or slave I/O with programmable internal clocks
- Formatted S/PDIF (IEC-958) input and output
- AC-3 Input data rates up to 640 Kbits per second
- Sample rates: 32 kHz, 44.1 kHz, 48 kHz or 96 kHz
s Software and Hardware Development Environment
- Assembler/Linker/Simulator
- On-chip ICE support with direct PC connection
- ZR38600DB - Demonstration Board with 6 analog
outputs and optional PC connection
s Multimedia PC
s DAB (Digital Audio Broadcast)
s Karaoke
Serial In 1
Serial In 2
Serial In 3
S/PDIF Input
Control
Data Bus
16
20
Address Bus
SERIAL
AUDIO
INPUTS
S/PDIF
RECEIVER
Serial Host
4
SERIAL
HOST
INTF.
INTERNAL
DATA
RAM
9Kx20
INTERNAL
PROGRAM
RAM
1Kx32
INTERNAL
PROGRAM /
DATA
ROM
16Kx32
PARALLEL
HOST
INTERFACE
INPUT
FIFO
8x9
MEMORY
INTERFACE
ZR38500
DSP CORE
S/PDIF
TRANSMITTER
ICE
INTF.
DSP
PLL
To PC
(optional)
XTAL
AUDIO
PLL
GPIO
6
General purpose I/O
SERIAL
AUDIO
OUTPUTS
Figure 1. ZR38600 - Functional Block Diagram
ZORAN Corporation reserves the right to change this specification without notice.
S/PDIF Output /
LT / RT Outputs
Left / Right
Left Surround /
Right Surround
Center /
Sub Woofer
Dec 1996
Free Datasheet http://www.datasheet4u.com/
1 page | ||
| Páginas | Total 2 Páginas | |
| PDF Descargar | [ Datasheet ZR38600.PDF ] | |
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