TDA7416 Datasheet, PDF (20/27 Pages) STMicroelectronics – CARRADIO SIGNAL PROCESSOR

TDA7416
2.3.3 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
X
1
1
1
1
0 -79.0dB
1
1
X
1
1
1
1
1 -79.5dB
Note: 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.
2.3.4 Equalizer (3,4,5,6,7,8,9)
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
0
1
LSB
D₁ D₀
FUNCTION
Equalizer cut/boost level
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-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
20/27