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STV8216D

Multistandard TV Audio Processor and Digital Sound Demodulator

STMicroelectronics 

®

STV82x6

Multistandard TV Audio Processor

and Digital Sound Demodulator

DATASHEET

STV82x6

Sound IF

SIF

Mono In

MONOIN

Demodulation

AGC

Multi-Standard

Digital Stereo

A/D

Demodulator

FM, AM, A2

and NICAM

0.5Vrms

I²S Interface

Digital

Audio

Matrix

I²C Interface

I²C Bus Expander

Audio Processing

Loudspeaker Audio Processing

Smart Volume Control, ST WideSurround,

5-band Equalizer and Loudness,

Beeper and Subwoofer Output

Audio

Stereo

D/A

Headphone Audio Processing

Smart Volume Control,

Bass/Treble and Beeper

Audio

Stereo

D/A

Headphone

Detection

Vol./

Bal.

Gain

Low Noise

Audio Mute

1Vrms

Vol./

Bal.

Low Noise

Audio Mute

1Vrms

Loudspeaker

LSL

LSR

SW

Subwoofer

Headphone

HPL

HPR

AI1L

AI1R

2Vrms

AI2L

AI2R

AI3L

AI3R

2Vrms

2Vrms

Input

Analog

Audio

Matrix

Audio

Stereo

A/D

Audio Matrixing

Single Crystal

Clock Generation

Power Supply Management

DC Regulators, Standby mode

Audio

Stereo

D/A

Output

Analog

Audio

Matrix

Low Noise

Audio Mute

2Vrms

Low Noise

Audio Mute

2Vrms

AO1L

AO1R

AO2L

AO2R

This device incorporates the

SRS (Sound Retrieval

System) under licence from

SRS Labs, Inc.

Key Features

■ NICAM, AM, FM Mono and FM 2 Carrier

Stereo Demodulators for all sound carriers

between 4.5 and 7 MHz

■ Mono input provided for optimum AM

Demodulation performances

■ Demodulation controlled by Automatic

Standard Recognition System

■ Sound IF AGC with wide range

■ Overmodulation and Carrier Offset recovery

■ Smart Volume Control

■ 5-band Equalizer & Bass/Treble Control

■ Automatic Loudness Control

■ Loudspeaker and Headphone outputs with

Volume/Balance Controls and Beeper

February 2005

■ Subwoofer output with Volume Control and

Programmable Bandwidth

■ Spatial Sound Effects

(ST WideSurround and

Pseudo-Stereo)

■ SRS® 3D Surround

■ 3-to-2 Analog Stereo Audio I/Os (SCART

compatible) with Audio Matrix

■ Low-noise Audio Mutes and Switches

■ I²S Output to interface with Dolby® Pro

Logic® Decoder

■ I²C Bus-controlled

■ Single and standard 27 MHz Crystal

Oscillator

■ Power supplies: 3.3 V Digital, 5 V or 8 V

Analog

■ Embedded 3.3 V Regulators

■ Packages: SDIP56 or TQFP80

Rev. 3

1/97

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