Rainbow Electronics MAX9796 - Manual (Page 13)

MAX9796
2.3W, High-Power Class D Audio Subsystem
with DirectDrive Headphone Amplifiers
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Typical Application Circuit
MAX9796
CHARGE
PUMP
V DD
C1
1 µF
C3
1 µF
A4
A3
A2
A1
C1N
VBIAS
CPGND
INPUT A: 0dB,
6dB, OR 20dB
C1P
E3
E4
1 µF
1 µF
CPV DD
1 µF
C2
D2
INA2
INA1
INPUT B: 0dB
OR 6dB
E5
D5
1 µF
1 µF
INB2
INB1
CLASS D
AMPLIFIER
INPUT C: 0dB
OR 6dB
B4
C5
1 µF
1 µF
INC2
INC1
INPUT
MIXER
OUTPUT
MIXER
RIGHT
VOLUME
LEFT
VOLUME
MONO
VOLUME
B3
E2
SDA
SCL
SHDN
I 2 C CONTROL
3dB
3dB
3dB
DirectDrive
12dB
OUTRx
HPR
OUT-
OUT+
HPL
C6
B6
E1, F2
C1, F4
A6
F6
GND
D1 F3
PGND PGND
C2
1
µF
A5 B5
CPV SS V SS
1 µF
D6
V DD
V DD
1 µF 0.1 µF
F1, B1, F5
PV DD
V DD