12
28 POWER
H=OFF
L=ON
0 37
BL
5.00
29 Turn
voltage
PWM
output
1.73 36 BH
5.00
30 Mute,
high
Level availability
0 35
VDD
5.00
31
I2C DATA
5.00
34
x T2
4.50
32
I2C CLOCK
5.00
33
x T1
2.70
AN7522
Pins function
pin function pin function
1
power
7
GND input
2
CH1+ output
8
CH2 input
3
GND
9
volume
4
CH1- output
10
CH1+ output
5
Stand-by
11
GND (CH2 output)
6
CH1 input
12
CH1+ output
