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NXP Semiconductors

Product specification

Economy audio CODEC for MiniDisc (MD) home stereo and portable applications

UDA1341TS

13 APPLICATION INFORMATION

+3 V

ground

L1

BLM32A07 L2

BLM32A07

100 µF

100 µF

(16 V)

(16 V)

C12

V

DDA

VDDD

C11

C2

100 µF (16 V)

V

DDA

R21 1

V

C9

100 µF (16 V)

DDD

R28 1

C21

C25

C29

100 nF

100 nF

(63 V)

(63 V)

100 nF (63 V)

V

SSA(ADC)

V

DDA(ADC)

VADCN

V

ADCP

V

SSD

V

DDD

system clock

R30

47

SYSCLK

12

1

3

5

7

11

10

DATAO

18

BCK

16

WS

17

DATAI

19

28

V

ref

C22

C3

100 nF

47 µF

(63 V)

(16 V)

overflow flag

left

line input

right

left

MIC input

right

OVERFL

9

VINL1

2

VINR1

4

C1

47 µF (16 V)

C4

C6

47 µF (16 V)

47 µF (16 V)

C7

VINL2

6

VINR2 8

L3MODE

13

L3CLOCK

14

L3DATA

15

47 µF (16 V)

23

QMUTE

22

AGCSTAT

21

TEST2

20

TEST1

UDA1341TS

DDA(DAC)

25 V

C10

26

24

100 nF (63 V)

R23

100 R22 10 k

R26

100 R27 10 k

27 V

SSA(DAC) C27

VOUTL

C5

47 µF (16 V)

VOUTR

C8

47 µF (16 V)

left output

right output

100 µF (16 V)

R29 1

V

DDA

MGR433

Fig.10 Application diagram.

2002 May 16

28

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