MAX9776EVKIT+ Maxim Integrated Products, MAX9776EVKIT+ Datasheet - Page 18

• Manufacturer Part Number: MAX9776EVKIT+
• Description: EVALUATION KIT FOR MAX9776
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r

Specifications of MAX9776EVKIT+

• Amplifier Type: Class D
• Output Type: 1-Channel (Mono) with Stereo Headphones
• Max Output Power X Channels @ Load: 1.5W x 1 @ 4 Ohm; 60mW x 2 @ 16 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: MAX9776
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2 x 1.5W, Stereo Class D Audio Subsystem
with DirectDrive Headphone Amplifier
18
10kΩ
______________________________________________________________________________________
V
DD
1μF
1μF
C1
C3
1μF
1μF
1μF
1μF
1μF
1μF
1μF
CPGND
CPV
VBIAS
SHDN
INC1
INC2
INA1
INA2
INB1
INB2
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)
INPUT A: 0dB,
6dB, OR 20dB
INPUT C: 0dB
INPUT B: 0dB
CPV
15 (A5) 17 (B5)
CHARGE
OR 6dB
OR 6dB
PUMP
SS
I
2
25 (F6)
C CONTROL
V
SS
GND
MIXER
INPUT
PGND
C2
1μF
4 (D1)
Typical Application Circuits (continued)
VOLUME
VOLUME
VOLUME
MONO
RIGHT
29 (F3)
LEFT
PGND
21 (D6)
V
DD
V
DD
OUTPUT
MIXER
1μF
MAX9776
1 (F1)
V
DD
PV
DD
DirectDrive
AMPLIFIER
CLASS D
3dB
3dB
3dB
12dB
0.1μF
1μF
20 (C6)
16 (A6)
18 (B6)
5 (C1)
2 (E1)
HPL
HPR
OUTRx
OUT+
OUT-