TDA7449L(1999) 데이터 시트보기 (PDF) - STMicroelectronics
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TDA7449L Datasheet PDF : 13 Pages
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TDA7449L
DATA BYTES (continued)
SPEAKER ATTENUATE SELECTION
MSB
LSB
SPEAKER ATTENUATION
D7
D6
D5
D4
D3
D2
D1
D0
1dB
0
0
0
0dB
0
0
1
-1dB
0
1
0
-2dB
0
1
1
-3dB
1
0
0
-4dB
1
0
1
-5dB
1
1
0
-6dB
1
1
1
-7dB
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
1
0
0
0
1
0
0
1
1
1
1
1
X
X
X
SPEAKER ATTENUATION = 0 to -79dB/MUTE
0dB
-8dB
-16dB
-24dB
-32dB
-40dB
-48dB
-56dB
-64dB
-72dB
MUTE
PIN: 1
VS
CREF
VS
20K
20K
10/13
D96AU430
PINS: 4, 5
VS
ROUT
24
LOUT
20µA
D96AU434
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