MOSA

MS6333

16-Bit Stereo Audio DAC & Headphone Driver

REV 7

13/13

www.mosanalog.com

Demo Board

3

+

-

+

-

1

2

4

Function description

Label 1: Supply Voltage

Supply voltage range is 2.5V to 6.5V, both the analog and the digital are the same voltage.

Label 2: Power Down

The Power Down is enabled when the PD switch is pressed.

The Power Down is disabled when the PD switch is not pressed.

Label 3: Mute Function

The chip is mute on when the MUTE switch is pressed.

The chip is mute off when the MUTE switch is not pressed.

Label 4: Source

The source is digital audio input, the audio format is right justified. (BCK, WS, DATA)

Circuit

24k

R4

361

C8

30

C10

47uF

C12

BCK

WS

100uF

C3

DA TA

2.2uF

C5

APOWER

300k

R2

100k

R1

HPVDD

1

VoR-OUT

2

VoR-IN

3

CAP

4

/PD

5

BCK

6

WS

7

DATA

8

DGND

9

DVDD

10

AVDD

11

AVSS

12

MUTE

13

VoL-IN

14

VoL-OUT

15

HPVSS

16

U3

MS6333

L1

DPOWER

/PD

MUTE

24k

R3

361

C7

30

C9

0.1u

C1

47uF

C11

32

HP jack

32

HP jack

0.1u

C2

+

100uF

C4