TPA0172_15 Datasheet, PDF (2/36 Pages) Texas Instruments – 2-W STEREO AUDIO POWER AMPLIFIER WITH I2C BUS

TPA0172
2ĆW STEREO AUDIO POWER AMPLIFIER
WITH I²C BUS
SLOS327C − AUGUST 2000 − REVISED MAY 2001
functional block diagram
RHPIN
RLINEIN
R
MUX
64-Step
Volume
Control
RIN
ADDRESS0
ADDRESS1
I2CVDD
SCL
SDA
PC-BEEP
I2C
CONTROL
PC-
Beep
SE/BTL
LHPIN
LLINEIN
MUX
Control
L
MUX
64-Step
Volume
Control
LIN
−
+
+
−
Depop
Circuitry
−
+
+
−
ROUT+
ROUT−
Power
Management
PVDD
VDD
BYPASS
SHUTDOWN
GND
LOUT+
LOUT−
2
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