TDA7460ND(2009) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TDA7460ND
(Rev.:2009)

Car radio signal processor

STMicroelectronics 

Data byte specification

TDA7460ND

Table 19. Speaker attenuation (LF, LR, RF, RR)

MSB

LSB

D7 D6 D5 D4 D3 D2 D1 D0

Function

Attenuation

0 0 0 0 0 0 0 dB

0 0 0 0 0 1 -1 dB

:

:

:

:

:

::

0 1 0 1 1 1 -23 dB

0 1 1 0 0 0 -24.5 dB

0 1 1 0 0 1 -26 dB

0 1 1 0 1 0 -28 dB

) 0 1 1 0 1 1 -30 dB

t(s 0 1 1 1 0 0 -32 dB

c 0 1 1 1 0 1 -35 dB

u 0 1 1 1 1 0 -40 dB

d 0 1 1 1 1 1 -50 dB

ro 1

Speaker mute

P 1 1

Must be "1" (except RR speaker; see below)

lete 0 0

so 0 1

b 1 0

O 1 1

Blank Time adj. (only at RR speaker)

38μs

25.5μs

32μs

22μs

t(s) - 0 0 0 0

0001

uc :

:

:

:

d 0 1 1 0

ro 0 1 1 1

P 1 1 1 1

te1 1 1 0

le :

:

:

:

o1001

Obs 1 0 0 0

Bass Steps

-14 dB

-12 dB

:

-2 dB

0 dB

0 dB

+2 dB

:

+12 dB

+14 dB

For example 12dB Treble and -8dB Bass give the following DATA BYTE: 0 0 1 1 1 0 0 1.

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