E-TDA7406 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

View to exact match

E-TDA7406

Car radio signal processor

STMicroelectronics 

I2C bus interface

TDA7406

Note:

Table 11. Volume (2)

MSB

LSB

D7 D6 D5 D4 D3 D2 D1 D0

ATTENUATION

Gain/Attenuation

0 0 0 0 0 0 0 0 (+32.0dB)

0 0 0 0 0 0 0 1 (+31.5dB)

:

:

:

:

:

:

:

::

0 0 0 1 1 0 0 0 +20.0dB

0 0 0 1 1 0 0 1 +19.5dB

0 0 0 1 1 0 1 0 +19.0dB

:

:

:

:

:

:

:

::

0 0 1 1 1 1 1 1 +0.5dB

0 1 0 0 0 0 0 0 0.0dB

0 1 0 0 0 0 0 1 -0.5dB

:

:

:

:

:

:

:

::

1 1 0 1 1 1 1 0 -79.0dB

1 1 0 1 1 1 1 1 -79.5dB

It is not recommended to use a gain more than 20dB for system performance reason. In

general, the max. gain should be limited by software to the maximum value, which is needed

for the system.

Table 12.

MSB

D7 D6

0

0

1

1

0

1

0

1

Equalizer (3,4,5,6,7,8,9)

D5 D4 D3 D2 D1

0000

0000

:

:

:

:

0111

0111

1111

1111

:

:

:

:

1000

1000

0

1

0

1

LSB

D0

FUNCTION

Equalizer cut/boost level

0 -15dB

1 -14dB

::

0 -1dB

1 0dB

1 0dB

0 +1dB

::

1 +14dB

0 +15dB

Equalizer Q-Factor

2.2

1.8

1.4

1.0

Equalizer Center Frequency (only

Subaddresses 3,8,9)

62Hz(addr 3)/4kHz(addr 8)/15kHz(addr 9)

100Hz(addr 3)/6.24kHz(addr 8)/16kHz(addr 9)

DC mode EQ Band 1 (62/100 Hz, Subaddress. 4!)

on

off

48/64

Share Link: