参数资料
型号: TDA7439D
厂商: STMICROELECTRONICS
元件分类: 音频控制
英文描述: 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO28
封装: SO-28
文件页数: 5/19页
文件大小: 169K
代理商: TDA7439D
DATA BYTES (continued)
TREBLE SELECTION
MSB
LSB
TREBLE
D7
D6
D5
D4
D3
D2
D1
D0
2dB STEPS
0
-14dB
0
1
-12dB
0
1
0
-10dB
0
1
-8dB
0
1
0
-6dB
0
1
0
1
-4dB
0
1
0
-2dB
01
11
0dB
11
0dB
11
10
2dB
11
01
4dB
11
00
6dB
10
11
8dB
1
0
1
0
10dB
1
0
1
12dB
1
0
14dB
SPEAKER ATTENUATE SELECTION
MSB
LSB
SPEAKER ATTENUATION
D7
D6
D5
D4
D3
D2
D1
D0
1dB
0
0dB
0
1
-1dB
0
1
0
-2dB
0
1
-3dB
1
0
-4dB
1
0
1
-5dB
1
0
-6dB
1
-7dB
0
000
0dB
0
1
-8dB
0
1
0
-16dB
0
1
-24dB
0
1
0
-32dB
0
1
0
1
-40dB
0
1
0
-48dB
0
1
-56dB
1
0
-64dB
1
0
1
-72dB
1
X
MUTE
SPEAKER ATTENUATION = 0 to -79dB/MUTE
TDA7439
13/19
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