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TDA7419 Datasheet(PDF) 1 Page - STMicroelectronics

No. de pieza TDA7419
Descripción Electrónicos  3 BAND CAR AUDIO PROCESSOR
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7419 Datasheet(HTML) 1 Page - STMicroelectronics

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TDA7419
March 2005
1
FEATURES
4 STEREO INPUTS
SOFT STEP VOLUME
BASS, MIDDLE, TREBLE AND LOUDNESS
DIRECT MUTE AND SOFTMUTE
FOUR INDEPENDENT SPEAKER OUTPUTS
SUB WOOFER OUTPUT
SOFT STEP SPEAKER/SUBWOOFER
CONTROL
7 BANDS SPECTRUM ANALYZER
DIGITAL CONTROL:
–I2C-BUS INTERFACE
2
DESCRIPTION
The TDA7419 is a high performance signal proces-
sor specifically designed for car radio applications.
The device includes a high performance audiopro-
cessor with fully integrated audio filters. The digital
control allows programming in a wide range of filter
characteristics. By the use of BICMOS-process and
linear signal processing low distortion and low noise
are obtained.
3 BAND CAR AUDIO PROCESSOR
Figure 2. Block Diagram
OUTLF
OUTRF
OUTLR
OUTRR
INPUT
MULTIPLEXER
InGain
AutoZero
I2C BUS
DIGITAL CONTROL
OUTSW/
OUTLR2
MUTE
Loudness
Middle
Treble
Bass
SoftMute
Softstep
Volume
Softstep
MonoFader
Softstep
MonoFader
Softstep
MonoFader
SUPPLY
VDD
CREF
GND
SDA
SCL
DIFFG
DIFFL
SE1R
SE1L
DIFFR
SE2L
SE2R
Spectrum
Analyzer
Softstep
MonoFader
Subwoofer
LPF
Mix
Mix
MIX/
OUTSW/
OUTRR2
HPF
HPF
Softstep
MonoFader
Softstep
MonoFader
AC2INL/
SE3L
AC2INR/
SE3R
ACOUTL/
AC2OUTL
ACOUTR/
AC2OUTR
ACINL/
FILOL
ACINR/
FILOR
VREFOUTF
SAOUT
SACLK
OUTLF
OUTRF
OUTLR
OUTRR
INPUT
MULTIPLEXER
InGain
AutoZero
I2C BUS
DIGITAL CONTROL
I2C BUS
DIGITAL CONTROL
OUTSW/
OUTLR2
MUTE
Loudness
Middle
Treble
Bass
SoftMute
Softstep
Volume
Softstep
MonoFader
Softstep
MonoFader
Softstep
MonoFader
SUPPLY
VDD
CREF
GND
SDA
SCL
DIFFG
DIFFL
SE1R
SE1L
DIFFR
SE2L
SE2R
Spectrum
Analyzer
Softstep
MonoFader
Subwoofer
LPF
Mix
Mix
MIX/
OUTSW/
OUTRR2
HPF
HPF
Softstep
MonoFader
Softstep
MonoFader
AC2INL/
SE3L
AC2INR/
SE3R
ACOUTL/
AC2OUTL
ACOUTR/
AC2OUTR
ACINL/
FILOL
ACINR/
FILOR
VREFOUTF
SAOUT
SACLK
Rev. 2
Figure 1. Package
Table 1. Order Codes
Part Number
Package
TDA7419
SO-28
TDA7419TR
SO-28 in Tape & Reel
SO-28


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