ADSST-21065LKCA-240 STMicroelectronics, ADSST-21065LKCA-240 Datasheet

ADSST-21065LKCA-240

Manufacturer Part Number

ADSST-21065LKCA-240

Description

High End/ Multichannel/ 32-Bit Floating-Point Audio Processor

Manufacturer

STMicroelectronics

Datasheet

1.ADSST-21065LKCA-240.pdf (20 pages)

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Melody and SHARC are registered trademarks of Analog Devices, Inc.

DTS, DTS-ES, and DTS 96/24 are registered trademarks of Digital Theater

Dolby and Pro Logic are registered trademarks of Dolby Laboratories

Licensing Corporation.

SRS is a registered trademark and Circle Surround II is a trademark of SRS Labs.

THX is a registered trademark of the THX, Ltd.

*MLP is implemented, not certified.

REV. 0

Information furnished by Analog Devices is believed to be accurate and

reliable. However, no responsibility is assumed by Analog Devices for its

use, nor for any infringements of patents or other rights of third parties that

may result from its use. No license is granted by implication or otherwise

under any patent or patent rights of Analog Devices.

Systems, Inc.

FEATURES

Super Harvard Architecture Computer (SHARC)

4 Independent Buses for Dual Data, Instruction, and

32-Bit Fixed-Point Arithmetic; 32-Bit and 40-Bit Floating-

544 Kbits On-Chip SRAM Memory, Integrated I/O

66 MIPS, 198 MFLOPS Peak, 132 MFLOPS Sustained

User-Configurable 544 Kbits On-Chip SRAM Memory

2 External Port, DMA Channels and 8 Serial Port,

Decodes Industry Standard Formats Using a 32-Bit

Dolby

Dolby Pro Logic

Dolby Headphone, Dolby 3/0

DTS

THX

SRS

MPEG AAC, MPEG2 Decode, MPEG 2-Channel Decode

PCM, PCM 96 kHz

HDCD, MLP*

Delay 7.1, 96 kHz

Bass 7.1, 96 kHz, Bass/Treble 2 Channel

ADI Surround: Club, Music, and Stadium

AAC (LC), AAC (LC) 2 Channel, AAC MP

WaveSurround 5.1 Channel to Headphone, Stereo to

Downsampling 96 kHz to 48 kHz (2-Channel)

3-Band Equalizer, 2-Channel

Encoders: AC-3 2-Channel Consumer Encoder

Single Chip DSP-Based Implementation of Digital Audio

Interface to External SDRAM

S Compatible Ports

I/O Fetch on a Single Cycle

Point Arithmetic

Peripheral I

Transmit Channels

Performance

DMA Channels

Floating Point Implementation for Decoding

Headphone, Channel to Loudspeaker, Stereo to

Loudspeaker

Algorithms

DTS 96/24

5.1, DTS-ES

Labs Circle Surround II

Ultra, Select, Ultra2, 5.1, 7.1, EX

Digital AC-3, Dolby Digital EX Processing

, DTS NEO:6

S Support for 8 Simultaneous Receive and

, 96 kHz, Dolby Pro Logic II

-Discreet 6.1, DTS Matrix and Matrix 3.0,

, Virtual Loudspeaker

32-Bit Floating-Point Audio Processor

GENERAL DESCRIPTION

The SST-Melody-SHARC family of powerful 32-bit Audio Proces-

sors from Analog Devices provides flexible solutions and delivers

a host of features across high end and high fidelity audio systems

to the AV receiver and DVD markets. It includes multichannel

audio decoders, encoders, and post processors for digital

audio designs using DSP chipsets in home theater systems and

automotive audio receivers.

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.

Tel: 781/329-4700

Fax: 781/326-8703

Easy Interfaces to Audio Codecs

96 kHz Processing

Supports Customer Specific Post Processing

Automatic Stream Detection and Code Loading

Easy to Use Software Architecture

Optimized Library of Routines

Host Communication Using 16-Bit Parallel Port or SPI Port

Highly Flexible Serial Ports

SRAM Interface for More Delay

Supports IEC60958 For Bit Streams

8-Channel Output Using TDM Codecs

APPLICATIONS

Home Theater AVR Systems

Automotive Audio Receivers

Video Game Consoles

DVD Players

Cable and Satellite Set-Top Boxes

Multimedia Audio/Video Gateways

TRANSMITTER

RECEIVER

DAC

ADC

S/PDIF

SDRAM

128K

BOOT ROM

FUNCTIONAL BLOCK DIAGRAM

High End, Multichannel,

SST-Melody

32,

SERIAL PORT

GPIO

IRQ

ALGORITHMS

SST-Melody-SHARC

DMA CONNECTION

OR DUAL BUFFER

HOST MICRO

KERNEL

-SHARC

(continued on page 11)

www.analog.com

COMMAND

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