TDA7433D STMicroelectronics, TDA7433D Datasheet

IC AUDIO PROCESSOR BASIC 20 SOIC

TDA7433D

Manufacturer Part Number
TDA7433D
Description
IC AUDIO PROCESSOR BASIC 20 SOIC
Manufacturer
STMicroelectronics
Type
Audio Processorr
Datasheet

Specifications of TDA7433D

Applications
Hi-Fi Systems
Mounting Type
Surface Mount
Package / Case
20-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-2178-5

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Quantity
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DESCRIPTION
The TDA7433 is a volume, tone (bass and treble)
balance (Left/Right) processor for quality audio
applications in car radio and Hi-Fi systems.
Control is accomplished by serial bus microproc-
essor interface.
The AC signal setting is obtained by resistor net-
works and switches combined with operational
amplifiers.
BLOCK DIAGRAM
November 1999
TWO STEREO AND ONE MONO INPUTS
CONTROLLED
MUTE FUNCTION (SOFTWARE AND HARD-
WARE)
VOLUME CONTROL IN 1dB STEP
FOUR SPEAKER ATTENUATORS:
– Independent attenuation control
– Independent mute function
ALL FUNCTIONS PROGRAMMABLE VIA
I
2
CBUS
MONO IN/MUTE
®
IN2_R
IN1_R
IN1_L
IN2_L
V S
6
3
4
2
5
17
20
SUPPLY
GND
MUX
MUX
1
CREF
BASIC FUNCTION AUDIO PROCESSOR
VOL
VOL
S BUS DECODER + LATCHES
BINR
BINL
100nF
100nF
10
4.7K
BASS
BASS
8
4.7K
Thanks to the advanced BIPOLAR/CMOS Tech-
nology, the external components have been re-
duced.
100nF
100nF
BOUTL
9
7
BOUTR
TREBLE
TREBLE
ORDERING NUMBER: TDA7433D
TRL
11
12
TRR
2.7nF
2.7nF
SPKR
SPKR
ATT
ATT
SO20
SPKR
SPKR
ATT
ATT
D95AU354A
16
14
18
19
15
13
TDA7433
LEFT FRONT
LEFT REAR
SCL
SDA
RIGHT FRONT
RIGHT REAR
1/10

Related parts for TDA7433D

TDA7433D Summary of contents

Page 1

... IN2_L MUX 4 MONO IN/MUTE 2 MUX IN2_R 5 IN1_R SUPPLY 20 GND November 1999 BASIC FUNCTION AUDIO PROCESSOR ORDERING NUMBER: TDA7433D Thanks to the advanced BIPOLAR/CMOS Tech- nology, the external components have been re- duced. 4.7K 100nF 100nF BINL BOUTL TRL VOL BASS TREBLE S BUS DECODER + LATCHES ...

Page 2

TDA7433 ABSOLUTE MAXIMUM RATINGS Symbol V Operating Supply Voltage S T Operating Temperature Range amb T Storage Temperature Range stg QUICK REFERENCE DATA Symbol V Supply Voltage S V Max. Input Signal Handling CL THD Total Harmonic Distortion (V = ...

Page 3

APPLICATION DIAGRAM 100nF IN1_L 6 IN2_L 3 MUX 100nF 100nF 4 MONO/ MUTE 100nF IN2_R 2 MUX IN1_R 5 100nF SUPPLY S 100nF 20 GND 4.7K 100nF 100nF BINL BOUTL 10 9 VOL BASS TREBLE ...

Page 4

TDA7433 ELECTRICAL CHARACTERISTICS (T all variable gains = 0dB 1kHz, unless otherwise specified.) Symbol Parameter INPUT SELECTOR R Input Resistance IN V Clipping Level CL S Input Separation IN A Input Mute Attenuation MUTE V Mute DC Step ...

Page 5

ELECTRICAL CHARACTERISTICS (continued) Symbol Parameter GENERAL V Supply Voltage S I Supply Current S PSRR Power Supply Rejection Ratio e Output Noise NO S/N Signal to Noise Ratio d Distortion Sc Channel Separation E Total Tracking Error T BUS INPUTS ...

Page 6

TDA7433 SUBADDRESS (receive mode) MSB Auto increment X = Not used DATA BYTE SPECIFICATION X = not relevant; set to "1" during testing Input Selector MSB ...

Page 7

Bass, Treble MSB Input Selector ...

Page 8

TDA7433 Functional Description The input selector is able to select 2 stereo inputs and 1 mono input (AM). The inputs are DC biased with 100k resistors to the internal reference volt- age of 3V. The mono input can be used ...

Page 9

DIM. MIN. TYP. MAX. MIN. A 2.35 2.65 0.093 A1 0.1 0.3 0.004 B 0.33 0.51 0.013 C 0.23 0.32 0.009 D 12.6 13 0.496 E 7.4 7.6 0.291 e 1. 10.65 0.394 h 0.25 0.75 0.010 ...

Page 10

... This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. © 1999 STMicroelectronics – Printed in Italy – All Rights Reserved Australia - Brazil - China - Finland - France - Germany - Hong Kong - India - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - U ...

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