TDA7405 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

TDA7405

EQUALIZER CARRADIO SIGNAL PROCESSOR

STMicroelectronics 

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TDA7405

Table 25. Equalizer Low-Filter (14)

MSB

D7 D6 D5 D4 D3 D2

0

0

0

0

0

0

:

:

:

0

1

1

0

1

1

1

1

1

1

1

1

:

:

:

1

0

0

1

0

0

0

0

0

1

1

0

1

1

0

1

LSB

D1 D0

FUNCTION

Gain / Attenuation

0

0 -15dB

0

1 -14dB

:

::

1

0 -1dB

1

1 0dB

1

1 0dB

1

0 +1dB

:

::

0

1 +14dB

0

0 +15dB

Equalizer Q

1

2

3

4

Pause-Detector Source

Rear Input-Selector

Front Input-Selector

Table 26. Equalizer High-Filter (15)

MSB

D7 D6 D5 D4 D3 D2

0

0

0

0

0

0

:

:

:

0

1

1

0

1

1

1

1

1

1

1

1

:

:

:

1

0

0

1

0

0

0

0

0

1

1

0

1

1

0

1

LSB

D1 D0

FUNCTION

Gain / Attenuation

0

0 -15dB

0

1 -14dB

:

::

1

0 -1dB

1

1 0dB

1

1 0dB

1

0 +1dB

:

::

0

1 +14dB

0

0 +15dB

Equalizer Q

1

2

3

4

Switch Qual.-Detector Noise Content

Off

On

48/57

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