19/25
TDA7409
2.5.5 Bass Programming
Note 3: For more information please refer to section Bass description
2.5.6 Speaker Attenuator Left Front
MSB LSB
BASS & TREBLE PROGRAMMING
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Bass Steps
15dB
14dB
13dB
12dB
11dB
10dB
9dB
8dB
7dB
6dB
5dB
4dB
3dB
2dB
1dB
0dB
0
1
Mode
Cut
Boost
0
0
1
1
0
1
0
1
Quality Factor
1
1.25
1.5
2
0
1
DC - Mode
Off
On
MSB LSB
ATTENUATION / BASS CF
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
0
0
:
0
0
0
0
0
0
0
0
0
1
0
0
:
1
1
1
1
1
1
1
1
1
X
0
0
:
0
1
1
1
1
1
1
1
1
X
0
0
:
1
0
0
0
0
1
1
1
1
X
0
0
:
1
0
0
1
1
0
0
1
1
X
0
1
:
1
0
1
0
1
0
1
0
1
X
Attenuation
0 dB
-1 dB
:
-23 dB
-24.5dB
-26 dB
-28 dB
-30 dB
-32 dB
-35 dB
-40 dB
-50 dB
Speaker Mute
0
0
1
1
0
1
0
1
Bass Center-Frequency
60Hz
80Hz
100Hz
200Hz
Obsolete Product(s) - Obsolete Product(s)
TDA7409
20/25
2.5.7 Speaker Attenuator Right Front
2.5.8 Speaker Attenuator Left Rear
MSB LSB
ATTENUATION
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
XX
0
0
:
0
0
0
0
0
0
0
0
0
1
0
0
:
1
1
1
1
1
1
1
1
1
X
0
0
:
0
1
1
1
1
1
1
1
1
X
0
0
:
1
0
0
0
0
1
1
1
1
X
0
0
:
1
0
0
1
1
0
0
1
1
X
0
1
:
1
0
1
0
1
0
1
0
1
X
Attenuation
0 dB
-1 dB
:
-23 dB
-24.5dB
-26 dB
-28 dB
-30 dB
-32 dB
-35 dB
-40 dB
-50 dB
Speaker Mute
MSB LSB ATTENUATION / Soft Step Time
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
XX
0
0
:
0
0
0
0
0
0
0
0
0
1
0
0
:
1
1
1
1
1
1
1
1
1
X
0
0
:
0
1
1
1
1
1
1
1
1
X
0
0
:
1
0
0
0
0
1
1
1
1
X
0
0
:
1
0
0
1
1
0
0
1
1
X
0
1
:
1
0
1
0
1
0
1
0
1
X
Attenuation
0 dB
-1 dB
:
-23 dB
-24.5dB
-26 dB
-28 dB
-30 dB
-32 dB
-35 dB
-40 dB
-50 dB
Speaker Mute
Obsolete Product(s) - Obsolete Product(s)
21/25
TDA7409
2.5.9 Speaker Attenuator Right Rear
2.5.10 Subwoofer Attenuator (Left & Right)
MSB LSB
ATTENUATION
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
XX
0
0
:
0
0
0
0
0
0
0
0
0
1
0
0
:
1
1
1
1
1
1
1
1
1
X
0
0
:
0
1
1
1
1
1
1
1
1
X
0
0
:
1
0
0
0
0
1
1
1
1
X
0
0
:
1
0
0
1
1
0
0
1
1
X
0
1
:
1
0
1
0
1
0
1
0
1
X
Attenuation
0 dB
-1 dB
:
-23 dB
-24.5dB
-26 dB
-28 dB
-30 dB
-32 dB
-35 dB
-40 dB
-50 dB
Speaker Mute
MSB LSB
FUNCTION
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
XX
0
0
:
0
0
0
0
0
0
0
0
0
1
0
0
:
1
1
1
1
1
1
1
1
1
X
0
0
:
0
1
1
1
1
1
1
1
1
X
0
0
:
1
0
0
0
0
1
1
1
1
X
0
0
:
1
0
0
1
1
0
0
1
1
X
0
1
:
1
0
1
0
1
0
1
0
1
X
Attenuation
0 dB
-1 dB
:
-23 dB
-24.5dB
-26 dB
-28 dB
-30 dB
-32 dB
-35 dB
-40 dB
-50 dB
Speaker Mute
Obsolete Product(s) - Obsolete Product(s)

TDA7409D

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
Audio DSPs INFOTAINMENT SIGNAL
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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