stv8226t STMicroelectronics, stv8226t Datasheet

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stv8226t

Manufacturer Part Number

stv8226t

Description

Multistandard Tv Audio Processor And Digital Sound Demodulator

Manufacturer

STMicroelectronics

Datasheet

1.STV8226T.pdf (97 pages)

Current page: 1 of 97
Download datasheet (2Mb)

Key Features

■ NICAM, AM, FM Mono and FM 2 Carrier

■ Mono input provided for optimum AM

■ Demodulation controlled by Automatic

■ 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

February 2005

Sound IF

Mono In

MONOIN

Stereo Demodulators for all sound carriers

between 4.5 and 7 MHz

Demodulation performances

Standard Recognition System

Volume/Balance Controls and Beeper

AI2R

AI3R

AI1R

AI2L

AI3L

AI1L

SIF

STV82x6

0.5V

2V

2V

2V

AGC

rms

rms

rms

®

Demodulation

rms

A/D

Analog

Matrix

Audio

Input

This device incorporates the

SRS (Sound Retrieval

System) under licence from

SRS Labs, Inc.

Multi-Standard

Digital Stereo

Demodulator

FM, AM, A2

and NICAM

Stereo

Audio

A/D

Clock Generation

Single Crystal

I²S Interface

Digital

Audio

Matrix

Audio Matrixing

Smart Volume Control, ST WideSurround,

Loudspeaker Audio Processing

Headphone Audio Processing

5-band Equalizer and Loudness,

Beeper and Subwoofer Output

DC Regulators, Standby mode

Audio Processing

Power Supply Management

Bass/Treble and Beeper

Smart Volume Control,

Multistandard TV Audio Processor

I²C Interface

and Digital Sound Demodulator

■ Subwoofer output with Volume Control and

■ Spatial Sound Effects

■ SRS® 3D Surround

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

■ Low-noise Audio Mutes and Switches

■ I²S Output to interface with Dolby® Pro

■ I²C Bus-controlled

■ Single and standard 27 MHz Crystal

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

■ Embedded 3.3 V Regulators

■ Packages: SDIP56 or TQFP80

I²C Bus Expander

Programmable Bandwidth

(ST WideSurround and

Pseudo-Stereo)

compatible) with Audio Matrix

Logic® Decoder

Oscillator

Analog

Stereo

Stereo

Stereo

Audio

Audio

Audio

D/A

D/A

D/A

Vol./

Bal.

Analog

Vol./

Bal.

Output

Audio

Matrix

Gain

Audio Mute

Audio Mute

Audio Mute

Low Noise

Audio Mute

Low Noise

Low Noise

Low Noise

Headphone

Detection

STV82x6

1V

1V

2V

2V

rms

rms

rms

rms

Rev. 3

DATASHEET

Loudspeaker

LSL

LSR

Subwoofer

Headphone

SW

AO2L

AO2R

HPL

HPR

AO1L

AO1R

1/97

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