参数资料
型号: LM4857GR/NOPB
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PBGA49
文件页数: 21/40页
文件大小: 1948K
代理商: LM4857GR/NOPB
Application Information (Continued)
TABLE 5. Mixer and Output Mode Control
Mode CD3
CD2
CD1 CD0
Mono
Line Out
Mono Earpiece
Loudspeaker
L
Loudspeaker
R
Headphone
L
Headphone
R
(CD4 = 0)
(CD4 =
1)
0
SD
SDSDSD
SD
1
0
1
MUTE
(G
M x M)
2(G
M x
M)
SD
MUTE
2
0
1
0
MUTE
SD
2(G
M x M)
2(G
M x M)
MUTE
3
0
1
MUTE
SD
2(G
M x M)
2(G
M xM)
(G
M xM)
(G
M xM)
4
0
1
0
MUTE
SD
(G
M xM)
(G
M xM)
5
010
1
(G
M x M)
SD
MUTE
6
0
1
0
MUTE
(G
L xL)+
(G
R xR)
2(G
L x
L) +
2(G
R x
R)
SD
MUTE
7
0
1
MUTE
SD
2(G
L x L)
2(G
R x R)
MUTE
8
1
0
MUTE
SD
2(G
L x L)
2(G
R xR)
(G
L xL)
(G
R xR)
9
1
0
1
MUTE
SD
(G
L xL)
(G
R xR)
10
101
0
(G
L xL)+
(G
R xR)
SD
MUTE
11
1
0
1
MUTE
(G
M xM)+
(G
L xL)+
(G
R xR)
2(G
M x
M) +
2(G
L x
L)
+2(G
R x
R)
SD
MUTE
12
1
0
MUTE
SD
2(G
L xL)+
2(G
M xM)
2(G
R xR)+
2(G
M xM)
MUTE
13
1
0
1
MUTE
SD
2(G
L xL)+
2(G
M xM)
2(G
R xR)+
2(G
M xM)
(G
L xL)+
(G
M xM)
(G
R xR)+
(G
M xM)
14
1
0
MUTE
SD
(G
L xL)+
(G
M xM)
(G
R xR)+
(G
M xM)
15
111
1
(G
M xM)
+(G
L xL)
+(G
R xR)
SD
MUTE
M-MIN Input Level
L- LIN Input Level
R-RIN Input Level
GM - Mono Volume Control Gain
GL - Left Stereo Volume Control Gain
GR - Right Stereo Volume Control Gain
SD - Shutdown
MUTE - Mute
TABLE 6. National 3D Enhancement
LD5
0
Loudspeaker National 3D Off
1
Loudspeaker National 3D On
RD5
0
Headphone National 3D Off
1
Headphone National 3D On
TABLE 7. Wake-up Time Select
CD5
0
Fast Wake-up Setting
1
Slow Wake-up Setting
LM4857
www.national.com
28
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