STV8247DS

更新时间： 2024-02-11 08:12:41

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		解码器录像机电视
页数	文件大小	规格书
156页	2987K
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STV8247DS 数据手册

STV82x7

Digital Audio Decoder/Processor

for A2 and NICAM Television/Video Recorders

DATASHEET

The STV82x7 family, based on audio digital signal

processors (DSP), performs high quality and advanced

Key Features

dedicated digital audio processing.These devices

provide all of the necessary resources for automatic

detection and demodulation of analog audio

transmissions for European and Asian terrestrial TV

broadcasts.

■ Full-Automatic Multi-Standard Demodulation

● B / G / I / L / M / N / D / K Standards

● Mono AM and FM

● FM 2-Carrier (German and Korean Zweiton) and

NICAM

Virtual or true, multi-channel capabilities and easy digital

links make them ideal for digital audio low cost consumer

applications. Starting from enhanced stereo up to

independent control of 5 loudspeakers and a subwoofer

(5.1 channels), the STV82x7 family offers standard and

advanced features plus sound enhancements, spatial

and virtual effects to enhance television viewer comfort

and entertainment.

■ Multi-Channel Capability

● 3 I²S digital inputs, S/PDIF (pass-thru/out)

● 1 I²S digital output (shared with one of the I²S

digital inputs)

● 5.1 analog outputs

● Dolby Pro Logic

● Dolby Pro Logic II

■ Sound Processing: Loudspeaker

Typical Applications

● ST royalty-free processing: ST WideSurround, ST

OmniSurround (Virtual Dolby Surround and

Virtual Dolby Digital compliant) and ST Dynamic

Bass

● SRS WOW , SRS TruSurround XT (Virtual

Dolby Surround and Virtual Dolby Digital

compliant)

● Analog and digital TV with virtual surround sound

● Analog and digital TV with multi-channel surround

sound

● DVD and HDD recorders

● “Palm size” portable TV

● Independent Volume / Balance

● Smart Volume Control (SVC), 5-band equalizer and

loudness

■ Sound Processing: Headphone

● Smart Volume Control (SVC), Bass-Treble,

Loudness and SRS TruBass

● Independent Volume / Balance

■ Analog Audio Matrix

● 4 stereo inputs

● 3 stereo outputs

● THRU mode

● 2 V

capability

RMS

the SRS logo are registered trademarks of SRS Labs, Inc.

■ Audio Delay for Audio Video Synchronization

● Embedded stereo delay up to 90 ms when

processing at 32KHz (demodulator input mode)

and up to 60 ms when processing at 48KHz

(SCART only input mode)

● Independent delay on headphone and loudspeaker

channels

“Dolby”, “Pro Logic”, and the double-D symbol are trademarks of

Dolby Laboratories.

Rev. 4.1

1/156

January 2006

12 3 4 5 6 7...156

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