Datasheet > TDA7463A_1

TDA7463A_1

更新时间： 2024-09-29 04:28:39

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		/
页数	文件大小	规格书
12页	123K
描述
LOW VOLTAGE TONE CONTROL DIGITALLY CONTROLLED AUDIO PROCESSOR

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中文翻译

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TDA7463A_1 数据手册

TDA7463A

LOW VOLTAGE TONE CONTROL

DIGITALLY CONTROLLED AUDIO PROCESSOR

1 FEATURES

Figure 1. Package

■ 2 STEREO INPUT

■ 1 STEREO OUTPUT

■ TREBLE BOOST

■ BASS CONTROL

SO20

■ BASS AUTOMATIC LEVEL CONTROL

■ VOLUME CONTROL IN 1dB STEPS

■ MUTE

Table 1. Order Codes

Part Number

Package

TDA7463A

SO20

■ STAND-BY FUNCTION SOFTWARE

CONTROLLED

■ ALL FUNCTION ARE PROGRAMMABLE VIA

be adjusted by a dedicated pin. The control of all

the functions is accomplished by serial bus.

The AC signal setting is obtained by resistor net-

works and switches combined with operational

amplifiers.

SERIAL BUS

2 DESCRIPTION

The TDA7463A is a volume tone (bass and treble)

processor for quality audio applications in Low

voltage supply portable systems.

Thanks to the used BIPOLAR/CMOS Technology,

Low Distortion, Low Noise and DC stepping are

obtained.

Bass ALC (Automatic Level Control) function can

Figure 2. Application & Test Circuit

5.6K

C14 3.3nF

100nF

C13

C12

TREBLE-R

BASSI-R

BASSO-R

C1 0.47µF

C2 0.47µF

IN2-R

IN1-R

INPUT

SELECT

-63dB

CONTROL

50K

0/-10dB

OUT-R

TREBLE

BASS

I C

BASS_ALC

CONTROL

V_S

1KΩ

DGND

SCL

SDA

C3 0.47µF

SCL

SDA

ALC

HALF_WAVE

RECTIFIER

I C BUS DECODER + LATCHES

C4 0.47µF

IN1-L

IN2-L

OUT-L

TREBLE

BASS

50K

-63dB

CONTROL

0/-10dB

C5 0.47µF

SUPPLY

V_S

V_REF

C10

100nF

C11

100µF

TREBLE-L

BASSI-L

BASSO-L

GND

CREF

D99AU1049

100nF

5.6K

3.3nF

22µF

REV. 4

1/12

June 2004

12 3 4 5 6 7...12

中文翻译

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