SNC725 Ver la hoja de datos (PDF) - Sonix Technology Co., Ltd

Número de pieza

componentes Descripción

Fabricante

SNC725

16-bit Voice Processor

Sonix Technology Co., Ltd 

12. APPLICATION CIRCUIT

VDD

R1

220K

C1

0.1u

S1

RESET

U1

3

VDD

14

VDD

29

VDD

42

VDD

23

RST

8

TEST

7

CKSEL

C2 15p Y1

16MHz

C3 15p

LS1

SPEAKER

45

XIN

46

XOUT

2

4 BP0

BN0

43

VO

TR5

TR6

TR7

TR8

35

P1.4

36

P1.5

38

P1.6

39

P1.7

SNC725

16-bit Voice Processor

SNC725

VDD (3V)

6

CVDD

25

CVDD

41

LXIN

40

LXOUT

9

P0.0

10

P0.1

11

P0.2

12

P0.3

13

P0.4

16

P0.5

17

P0.6

18

P0.7

19

P0.8 20

P0.9 21

P0.10 22

P0.11 26

P0.12 27

P0.13 28

P0.14 30

P0.15

31

P1.0

32

P1.1

33

P1.2

34

P1.3

C4

C6

47u

0.1u

C5

4.7u

330

330

330

330

330

330

330

330

TR1

TR2

TR3

TR4

3V, 16MHz Crystal, PWM

Note:

1. All the ”VDD” and “CVDD” should be connected together before connected to the

power source which with a 47uF(C4) capacitor.

2. The capacitor “C5” is near the “CVDD” pin.

Ver:1.2

11

October 23, 2002

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