max9752aetit Maxim Integrated Products, Inc., max9752aetit Datasheet - Page 26

• Manufacturer Part Number: max9752aetit
• Description: 2.2w, Low-emi, Stereo, Class D Power Amplifiers With Directdrive Headphone Amplifiers
• Manufacturer: Maxim Integrated Products, Inc.

2.2W, Low-EMI, Stereo, Class D Power Amplifiers
with DirectDrive Headphone Amplifiers
26
______________________________________________________________________________________
LOGIC PINS CONFIGURED FOR:
GAIN = 1, 9dB SPEAKER GAIN/0dB HEADPHONE GAIN.
SHDN = 1, PART ACTIVE.
3V TO 5.5V
RIGHT-CHANNEL
LEFT-CHANNEL
AUDIO INPUT
AUDIO INPUT
1μF
C
BIAS
1μF
V
V
DD
DD
1μF
1μF
1μF
C
C
C1
IN
IN
CPGND
CPV
SHDN
GAIN
BIAS
C1P
C1N
INR
INL
DD
10
2
28
21
24
22
7
8
9
HEADPHONE
SHUTDOWN
DETECTION
CPV
CONTROL
CONTROL
GAIN
CHARGE
11
PUMP
MAX9754
SS
0.1μF
12
C2
1μF
V
SS
4.5V TO 5.5V
23, 26
25
V
DD
GND
3, 19
AMPLIFIER
AMPLIFIER
PGND
CLASS D
CLASS D
MAX9754 Functional Diagram
6, 16
18
17
15
20
14
13
4
5
PV
OUTL+
OUTL-
OUTR+
OUTR-
HPV
HPS
HPOUTL
HPOUTR
DD
DD
1μF
1μF
4.5V TO 5.5V
3V TO 5.5V