參數(shù)資料
型號: TDA744813TR
廠商: STMICROELECTRONICS
元件分類: 音頻控制
英文描述: 6 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO20
封裝: SO-20
文件頁數(shù): 12/14頁
文件大?。?/td> 381K
代理商: TDA744813TR
7/14
TDA7448
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
SUBADDRESS
XXX10010
SPEAKER ATTENUATION OUT 1
XXXXXXXX
SPEAKER ATTENUATION OUT 2
XXXXXXXX
SPEAKER ATTENUATION OUT 3
00000000
SPEAKER ATTENUATION OUT 4
XXXXXXXX
SPEAKER ATTENUATION OUT 5
XXXXXXXX
SPEAKER ATTENUATION OUT 6
00101111
MSB
LSB
SPEAKER ATTENUATION
D7
D6
D5
D4
D3
D2
D1
D0
000
0dB
001
-1dB
010
-2dB
011
-3dB
100
-4dB
101
-5dB
110
-6dB
111
-7dB
00000
-0dB
00001
-8dB
00010
-16dB
00011
-24dB
00100
-32dB
00101
-40dB
00110
-48dB
00111
-56dB
01
-64dB
10
-72dB
11
MUTE
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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