參數(shù)資料
型號： AD1819B
廠商： Analog Devices, Inc.
元件分類： Codec
英文描述： AC’97 SoundPort Codec
中文描述： AC\u0026#39;97音效SoundPort編解碼器
文件頁數(shù)： 14/28頁
文件大?。?/td> 245K
代理商： AD1819B
AD1819B
–14–
REV. 0
CD Volume (Index 12h)
g
m
u
e
R
N
e
m
a
N
5
1
D
4
1
D
3
1
D
2
1
D
1
1
D
0
1
D
9
D
8
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
D
t
u
a
f
D
h
2
1
e
m
u
V
D
C
M
V
C
X
X
4
V
C
L
3
V
C
L
2
V
C
L
1
V
C
L
0
V
C
L
X
X
X
4
V
C
R
3
V
C
R
2
V
C
R
1
V
C
R
0
V
C
R
h
8
0
8
8
RCV [4:0]
Right CD Volume. Allows setting the CD right channel attenuator in 32 steps. The LSB represents
1.5 dB, and the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Left CD Volume. Allows setting the CD left channel attenuator in 32 steps. The LSB represents
1.5 dB, and the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
CD Volume Mute. When this bit is set to “1,” the channel is muted.
LCV [4:0]
CVM
Video Volume (Index 14h)
g
m
u
e
R
N
e
m
a
N
5
1
D
4
1
D
3
1
D
2
1
D
1
1
D
0
1
D
9
D
8
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
D
t
u
a
f
D
h
4
1
e
m
u
V
o
e
d
V
M
V
X
X
4
V
V
L
3
V
V
L
2
V
V
L
1
V
V
L
0
V
V
L
X
X
X
4
V
V
R
3
V
V
R
2
V
V
R
1
V
V
R
0
V
V
R
h
8
0
8
8
RVV [4:0]
Right Video Volume. Allows setting the Video right channel attenuator in 32 steps. The LSB represents
1.5 dB, and the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Left Video Volume. Allows setting the Video left channel attenuator in 32 steps. The LSB represents
1.5 dB, and the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Video Mute. When this bit is set to “1,” the channel is muted.
LVV [4:0]
VM
Aux Volume (Index 16h)
g
m
u
e
R
N
e
m
a
N
5
1
D
4
1
D
3
1
D
2
1
D
1
1
D
0
1
D
9
D
8
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
D
t
u
a
f
D
h
6
1
e
m
u
V
x
u
A
M
A
X
X
4
V
A
L
3
V
A
L
2
V
A
L
1
V
A
L
0
V
A
L
X
X
X
4
V
A
R
3
V
A
R
2
V
A
R
1
V
A
R
0
V
A
R
h
8
0
8
8
RAV [4:0]
Right Aux Volume. Allows setting the Aux right channel attenuator in 32 steps. The LSB represents
1.5 dB, and the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Left Aux Volume. Allows setting the Aux left channel attenuator in 32 steps. The LSB represents
1.5 dB, and the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Aux Mute. When this bit is set to “1,” the channel is muted.
LAV [4:0]
AM
PCM Out Volume (Index 18h)
g
m
u
e
R
N
e
m
a
N
5
1
D
4
1
D
3
1
D
2
1
D
1
1
D
0
1
D
9
D
8
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
D
t
u
a
f
D
h
8
1
e
m
u
V
t
u
O
M
C
P
M
O
X
X
4
V
O
L
3
V
O
L
2
V
O
L
1
V
O
L
0
V
O
L
X
X
X
4
V
O
R
3
V
O
R
2
V
O
R
1
V
O
R
0
V
O
R
h
8
0
8
8
ROV [4:0]
Right PCM Out Volume. Allows setting the PCM right channel attenuator in 32 steps. The LSB represents
1.5 dB, and the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Left PCM Out Volume. Allows setting the PCM left channel attenuator in 32 steps. The LSB represents
1.5 dB, and the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
PCM Out Volume Mute. When this bit is set to “1,” the channel is muted.
Volume Table (Index 0Ch to 18h)
Mute
x4 . . . x0
LOV [4:0]
OM
Function
0
0
0
1
00000
01000
11111
xxxxx
+12 dB Gain
0 dB Gain
–34.5 dB Gain
–
∞
dB Gain
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相關(guān)代理商/技術(shù)參數(shù)
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AD1819BJST-REEL 制造商:Analog Devices 功能描述:Audio Codec 2ADC / 2DAC 16-Bit 48-Pin LQFP T/R
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