MOSA

MS6336

16-bit Audio DAC integrated Dual 1.6W Power Amplifiers

REV1.0

13

www.mosanalog.com

APPLICATION INFORMATION

A base application circuit

Output mode operation -- SE mode and BTL mode

The output has two modes, SE mode and BTL mode. The mode is selected by I2C code via MCU.

In BTL mode, the outputs of A1(B1) and A2(B2) are then used to drive the speakers(4Ω/8Ω).

OUTR+

OUTR-

OUTL+

OUTL-

-1

-1

-1

-1

SCL

SDA

Interface

R

L

4Ω / 8Ω

R

L

4Ω / 8Ω

A1

A2

B1

B2

In the SE mode, the amplifiers A2 and B2 are shutdown, and become the high output impedance states.

OUTR-

OUTL-

-1

-1

-1

-1

SCL

SDA

Interface

R

L

16Ω / 32Ω

100uF

1k

Headphone

Jack

Shutdown

Shutdown

100uF

1k

A1

A2

B1

B2