MOSA

MS6308

Class AB Stereo Headphone Driver

REV 1

6

www.mosanalog.com.tw

MP3 digital to analog converting solution. Fig.4, Fig5

0.1uF

BCK

WS

DATA

GND

VoR

CAP

VoL

V

DD

MS6313

1

2

3

45

6

7

8

47uF

MS6308

1

2

3

DAC

Headphone Driver

20k

470pF

50k

50k

10uF

V

RE

F

15k

15k

20k

470pF

0.1uF

7

5

6

47uF

10uF

MP3 DECODER

1.2V

P-P

1.6V

P-P

Headphone

(32Ω)

PHONE JACK

SUNPLUS

SPCA751

STMicroelectronics

STA013

AV

DD

10Ω

Supply

47uF

0.1uF

3V

Fig.4

A first order lowpass filter for DAC output with MS6313

0.1uF

BCK

WS

DATA

GND

VoR

CAP

VoL

V

DD

MS6323

1

2

3

45

6

7

8

47uF

MS6308

1

2

3

DAC

Headphone Driver

20k

470pF

50k

50k

10uF

V

RE

F

20k

20k

20k

470pF

0.1uF

7

5

6

47uF

1uF

MP3 DECODER

1.65V

PP

1.65V

PP

Headphone

(32Ω)

PHONE JACK

SUNPLUS

SPCA751

STMicroelectronics

STA013

AV

DD

10Ω

Supply

47uF

0.1uF

3.3V

Fig.5

A first order lowpass filter for DAC output with MS6323