MAX9752CETI+ Maxim Integrated Products, MAX9752CETI+ Datasheet - Page 11

• Manufacturer Part Number: MAX9752CETI+
• Description: IC AMP AUDIO PWR 1.7W D 28TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class Dr

Specifications of MAX9752CETI+

• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 1.7W x 2 @ 4 Ohm; 62mW x 2 @ 16 Ohm
• Voltage - Supply: 4.5 V ~ 5.5 V
• Features: Depop, Short-Circuit and Thermal Protection, Shutdown, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

MAX9752
3, 19
6, 16
2.2W, Low-EMI, Stereo, Class D Power Amplifiers
10
11
12
13
14
15
17
18
20
21
22
23
24
25
26
27
28
—
—
—
—
—
—
—
1
2
4
5
7
8
9
MAX9753
3, 19
6, 16
PIN
______________________________________________________________________________________
—
—
10
11
12
13
14
15
17
18
20
21
22
—
—
25
26
—
—
23
24
27
28
—
4
5
7
8
9
1
2
with DirectDrive Headphone Amplifiers
MAX9754
23, 26
3, 19
6, 16
1, 27
—
10
11
12
13
14
15
17
18
20
21
22
—
—
25
28
—
—
—
—
24
—
—
2
4
5
7
8
9
HPOUTR
HPOUTL
CPGND
OUTR+
OUTL+
CPV
HPV
OUTR-
NAME
OUTL-
CPV
GAIN2
GAIN1
PGND
SHDN
BEEP
PV
IN1/2
GAIN
BIAS
GND
INR1
INR2
C1N
INL1
INL2
N.C.
C1P
HPS
V
VOL
V
INR
INL
DD
SS
DD
DD
DD
SS
Left-Channel Audio Input
Audible Alert Beep Input
Power Ground
Left-Channel Positive Speaker Output
Left-Channel Negative Speaker Output
Speaker Amplifier Power Supply
Charge-Pump Power Supply
Charge-Pump Flying-Capacitor Positive Terminal
Charge-Pump Ground
Charge-Pump Flying-Capacitor Negative Terminal
Charge-Pump Output. Connect to V
Headphone Amplifier Negative Power Supply
Right-Channel Headphone Output
Left-Channel Headphone Output
Headphone Positive Power Supply
Right-Channel Negative Speaker Output
Right-Channel Positive Speaker Output
Headphone Sense Input
Common-Mode Bias Voltage. Bypass with a 1µF capacitor to GND.
Shutdown. Drive SHDN low to disable the device. Connect SHDN to
V
Gain-Control Input 2
Gain-Control Input 1
Power Supply
Ground
Right-Channel Audio Input
Analog Volume Control Input
Left-Channel Audio Input 1
Left-Channel Audio Input 2
Input Select
Gain Select
Right-Channel Audio Input 1
Right-Channel Audio Input 2
No Connection. Not internally connected.
DD
for normal operation.
FUNCTION
SS
.
Pin Descriptions
11