参数资料
型号: LM4856ITL/NOPB
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 音频/视频放大
英文描述: 1.1 W, 3 CHANNEL, AUDIO AMPLIFIER, PBGA18
封装: MICRO SMD-18
文件页数: 7/23页
文件大小: 1321K
代理商: LM4856ITL/NOPB
Application Information (Continued)
TABLE 1. Data Register
DATA
BIT
D7
D6
D5
D4
D3
D2
D1
D0
Function
Volume Control
Output Mode Control
Name
V4
V3
V2
V1
V0
M2
M1
M0
Default
0000000
0
TABLE 2. Output Mode Selection
M2
M1
M0
Handsfree Speaker Output
Right Headphone Output
Left Headphone Output
Output Mode Number
0
SD
0
001
12dB x P
IHF
MUTE
1
0
1
0
MUTE
G1 x P
HS
G1xP
HS
2
011
12dB x P
IHF
G1xP
HS
G1xP
HS
3
1
0
MUTE
G2 x R
G2 x L
4
101
12dB x P
IHF
G2xR
G2xL
5
1
0
MUTE
(G1 x P
HS)+(G2xR)
(G1xP
HS)+(G2xL)
6
111
12dB x P
IHF
(G1xP
HS)+(G2xR)
(G1xP
HS)+(G2xL)
7
PIHF = External High Pass Phone_In_IHF
PHS = Non Filtered Phone_In_HS
R=RIN
L= LIN
SD = Shutdown
MUTE = Mute Mode
G1 = gain from PHS to LOUT and ROUT
G2 = gain from LIN and RIN to LOUT and ROUT
G1=G2+6dB
LM4856
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