TDA7409 ST Microelectronics, TDA7409 Datasheet
TDA7409
Manufacturer Part Number
TDA7409
Description
CARRADIO-SIGNAL-PROCESSOR
Manufacturer
ST Microelectronics
Datasheet
1.TDA7409.pdf
(25 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TDA7409D
Manufacturer:
ST
Quantity:
20 000
DESCRIPTION
The TDA7409 is a high performance signal proces-
sor specificall designed for car radio applications.
The device includes a high performance audiopro-
cessor with fully integrated audio filters. The digital
control allows a programming in a wide range of all
the filter characteristics. By the use of a BICMOS-
BLOCK DIAGRAM
September 2003
4 STEREO INPUTSSOFTSTEP-VOLUME
BASS, TREBLE AND LOUDNESS CONTROL
DIRECT MUTE AND SOFTMUTE
INTERNAL BEEP
FOUR INDEPENDENT SPEAKER-OUTPUTS
SUBWOOFER STEREO OUTPUT
DIGITAL CONTROL:
SE1R
SE2R
SE3R
SE1L
SE2L
SE3L
SE4L
SE4L
GND
V
REF
PROGRAMMABLE
V
AUDIO-FILTER CHARACTERISTICS
S
I
2
C-BUS INTERFACE
MULTIPLEXER
SUPPLY
INPUT
MONO/
BEEP
MIXING
STAGE
GAIN/
ZERO
AUTO
BEEP
LOUDNESS
CARRADIO-SIGNAL-PROCESSOR
VOLUME
process and a linear signal processing low distortion
and low noise are obtained.
DIGITAL CONTROL I
MUTE
MUTE
SOFT
ORDERING NUMBER: TDA7409D
TREBLE
2
C-BUS
BASS
SO20
CROSS
ZERO
TDA7409
D00AU1178
FADER
FADER
FADER
FADER
FADER
FADER
MONO
MONO
MONO
MONO
MONO
MONO
OUTLF
OUTRF
OUTLR
OUTRR
SWL
SWR
SCL
SDA
1/25
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