MAX9776 Maxim Integrated Products, MAX9776 Datasheet - Page 17

• Manufacturer Part Number: MAX9776
• Description: (MAX9775 / MAX9776) Stereo Class D Audio Subsystem
• Manufacturer: Maxim Integrated Products

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V
DD
1µF
1µF
C1
C3
1µF
1µF
1µF
1µF
1µF
1µF
1µF
CPGND
2 x 1.5W, Stereo Class D Audio Subsystem
CPV
VBIAS
SHDN
INA1
INB2
INC1
INC2
INA2
INB1
C1N
C1P
SDA
SCL
DD
______________________________________________________________________________________
13 (A4)
12 (A3)
10 (A2)
9 (A1)
30 (E3)
27 (E4)
24 (E5)
22 (D5)
14 (B4)
19 (C5)
11 (B3)
6 (C2)
3 (D2)
32 (E2)
with DirectDrive Headphone Amplifier
INPUT A: 0dB,
6dB, OR 20dB
INPUT C: 0dB
INPUT B: 0dB
CHARGE
CPV
15 (A5) 17 (B5)
OR 6dB
OR 6dB
PUMP
SS
I
2
25 (F6)
C CONTROL
V
SS
GND
MIXER
INPUT
PGND
C2
1µF
4 (D1)
VOLUME
VOLUME
VOLUME
RIGHT
MONO
29 (F3)
LEFT
PGND
21 (D6)
V
DD
V
DD
OUTPUT
MIXER
23 (E6)
1µF
CR_L
2.2nF
3D CIRCUIT
26 (F5)
MAXIM 3D
MAX9775
1 (F1)
V
CR_H
22nF
SOUND
DD
Typical Application Circuits
PV
DD
DirectDrive
7 (B1)
3dB
3dB
3dB
CL_L
2.2nF
0.1µF
AMPLIFIER
AMPLIFIER
CLASS D
CLASS D
12dB
12dB
8 (B2)
CL_H
22nF
1µF
20 (C6)
16 (A6)
18 (B6)
28 (F4)
31 (F2)
5 (C1)
2 (E1)
HPL
HPR
OUTRx
OUTL+
OUTL-
OUTR+
OUTR-
17