TDA744813TR STMicroelectronics, TDA744813TR Datasheet - Page 7

• Manufacturer Part Number: TDA744813TR
• Description: IC CTLR VOLUME 6CH I/O 20-SOIC
• Manufacturer: STMicroelectronics
• Type: Volume Controlr

Specifications of TDA744813TR

• Applications: Multi-Channels Audio Systems
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8884-2

In Incremental Bus Mode, the three “not used” functions must be addressed in any case. For example to refresh
“ Speaker Attenuation 3 = 0dB and Speaker Attenuation 6 = -40 dB”; the following bytes must be sent:
Table 7.
Table 8. SPEAKER ATTENUATION SELECTION
value = 0 to -79dB and MUTE
MSB
D7
0
0
0
0
0
0
0
0
0
1
1
SPEAKER ATTENUATION OUT 1
SPEAKER ATTENUATION OUT 2
SPEAKER ATTENUATION OUT 3
SPEAKER ATTENUATION OUT 4
SPEAKER ATTENUATION OUT 5
SPEAKER ATTENUATION OUT 6
D6
0
0
0
0
0
0
0
0
1
0
1
SUBADDRESS
D5
0
0
0
0
1
1
1
1
D4
0
0
1
1
0
0
1
1
D3
0
1
0
1
0
1
0
1
D2
0
0
0
0
1
1
1
1
D1
0
0
1
1
0
0
1
1
LSB
D0
0
1
0
1
0
1
0
1
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXX10010
00000000
00101111
SPEAKER ATTENUATION
MUTE
-16dB
-24dB
-32dB
-40dB
-48dB
-56dB
-64dB
-72dB
-1dB
-2dB
-3dB
-4dB
-5dB
-6dB
-7dB
-0dB
-8dB
0dB
TDA7448
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