TDA7439 STMicroelectronics, TDA7439 Datasheet - Page 2

IC PROCESSOR AUDIO DGTL 30-SDIP

TDA7439

Manufacturer Part Number
TDA7439
Description
IC PROCESSOR AUDIO DGTL 30-SDIP
Manufacturer
STMicroelectronics
Type
Audio Processorr
Datasheet

Specifications of TDA7439

Applications
Automotive Systems
Mounting Type
Through Hole
Package / Case
30-SDIP (0.400", 10.16mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-8866-5
TDA7439

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Contents
Contents
1
2
3
4
5
6
7
8
9
2/23
Block diagram and pin out . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Application suggestions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3.1
3.2
3.3
I
4.1
4.2
4.3
4.4
4.5
4.6
I
5.1
5.2
I
6.1
6.2
6.3
Chip input/output circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
2
2
2
C bus interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
C bus transmission examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
C bus addresses and data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Tone control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3.1.1
3.1.2
Pin CREF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Data validity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Start and stop conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Byte format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Acknowledge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Transmission without acknowledge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Interface protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
No address incrementing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Address incrementing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Chip address byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Sub-address byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Data bytes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Bass, mid-range stages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Treble stage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
TDA7439

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