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TS4975EIJT データシート(Datasheet) 3 Page - STMicroelectronics

部品番号. TS4975EIJT
部品情報  Stereo Headphone Drive Amplifier with Digital Volume Control via IC Bus
ダウンロード  33 Pages
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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
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TS4975
Typical Application Schematics
3/33
2
Typical Application Schematics
Figure 1 shows typical application schematics for the TS4975 in single-ended output
configuration and in phantom ground output configuration.
Figure 1.
Typical application schematics for two possible configurations
Vcc
Cb
1µF
Cin2
330nF
Cin1
330nF
Cs
1µF
+
Cout1
220µF
IN2
IN1
RL = 16/32 Ohms
1k
Bias
Volume control
Select
I2C
Mode
A2
D2
D3
C3
B3
A3
TS4975
IN1
IN2
OUT1
OUT2
PHG1
PHG2
OUT1 Amplifier
OUT2 Amplifier
PHG1 Amplifier
PHG2 Amplifier
IN1
IN2
Pre-Amplifier
Pre-Amplifier
Bypass
+
Cout2
220µF
RL = 16/32 Ohms
1k
+
+
ADD
SCL
SDA
Vcc
Cb
1µF
Cin2
330nF
Cin1
330nF
Cs
1µF
IN2
IN1
RL = 16/32 Ohms
Bias
Volume control
Select
I2C
Mode
A2
D2
D3
C3
B3
A3
TS4975
IN1
IN2
OUT1
OUT2
PHG1
PHG2
OUT1 Amplifier
OUT2 Amplifier
PHG1 Amplifier
PHG2 Amplifier
IN1
IN2
Pre-Amplifier
Pre-Amplifier
Bypass
RL = 16/32 Ohms
+
+
ADD
SCL
SDA
Single-ended output configuration
Phantom ground output configuration




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