参数资料
型号: TS4956EIJT
厂商: 意法半导体
英文描述: Stereo audio amplifier system with I2C bus interface
中文描述: 立体声与I2C总线接口,音频放大器系统
文件页数: 3/51页
文件大小: 1506K
代理商: TS4956EIJT
TS4956
Typical application schematic
3/51
2
Typical application schematic
Table 4.
Figure 1.
Typical application for the TS4956 (mode 1, 2, 3, 4, 5, 6)
External components descriptions
Components
Functional description
C
s1
, C
s2
Supply bypass capacitors which provide power supply filtering.
C
b
Bypass capacitor which provides half-supply filtering.
C
in1
to C
in4
Input capacitors which form together with input impedance Z
in
first-order high pass
filter to block DC voltage on inputs
C
out
Output capacitor which forms with output load R
L
first-order high pass filter to block
half-supply voltage on single-ended output.
R
1
Resistor to keep
C
out
charged for better pop performance on single-ended output.
Bi
as
control
G
S
elect
I2C
Mode
T
S
4956
LHP
MLO
PHG
RHP
LHP Amplifier
S
pe
a
ker Amplifier
RHP Amplifier
PHG Amplifier
S
C
E
S
D
I2CVCC
BYPA
SS
Digit
a
l vol
u
me
S
RP+
S
RN-
MLO Amplifier
S
tereo
Inp
u
t Left
S
tereo
Inp
u
t Right
LIN
RIN
S
tereo
Inp
u
t Left
S
tereo
Inp
u
t Right
MIP
MIN
B4
A2
A1
A5
C
3
C
C
C
D
E
3
E
G
V
V
B6
A7
D6
B2
D2
E7
+
Cin
3
33
0nF
+
Cin4
33
0nF
+
C
b
1
μ
F
+
C
s
1
1
μ
F
1k
R1
16/
3
2 Ohm
s
16/
3
2 Ohm
s
16/
3
2 Ohm
s
+
Co
u
220
μ
F
8
Ohm
s
C
s
2
100nF
I2CVCC
S
CL
S
DA
MODE1: Gx(MIP+MIN)
MODE2: Gx(LIN+RIN)
MODE5: Gx(MIP+MIN)
MODE6: Gx(LIN + RIN)
MODE4: GxLIN
MODE4: GxRIN
Vcc
+
Cin1
33
0nF
+
Cin2
33
0nF
MODE
3
: Gx(MIP+MIN)
MODE
3
: Gx(MIP+MIN)
Diff. inp
u
t +
Diff. inp
u
t -
S
E inp
u
t left
S
E inp
u
t right
I2C BU
S
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