SM7346 datasheet(3/18 Pages) SAMHOP

部件名	SM7346

功能描述	6 CHANNELS VOLUME CONTROLLER

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制造商	SAMHOP [SamHop Microelectronics Corp.]

网页	http://www.samhop.com.tw

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PIN DESCRIPTION (Pin count base on 42pin SDIP)

Page 3

SM7346

SAMHOP Microelectronics Corp.

6 CHANNELS VOLUME CONTROLLER

+7V

Connect to analog GND

L.R Volume INPUT

33,34,35,36

6,8,9,11

18 to 22 KΩ

(TYP)

70 KΩ

(TYP)

13,15

OUTPUT: PMOS

Transistor

open drain

DVDD(=5V)

1 to 4

Pin No.

Function

Analog positive Power supply

Tone INPUT

Port OUTPUT

GND

Volume INPUT

Volume OUTPUT

Circuit

-7V

+5V

18 to 22 KΩ

(TYP)

31,32

70 KΩ

(TYP)

16,17

18,25

26,28

39,40,41

INPUT:schmitt trigger type

S

tone Treble cycle control

Tone OUTPUT

L OUTPUT

R OUTPUT

Analog negative Power supply

Analog GND

Digital GND

Latch INPUT

Data INPUT

Clock INPUT Forward data

Digital Power supply

L.R Volume INPUT

tone Bass cycle control

L OUTPUT

R OUTPUT

in BYPASS mode

19,24

20,23

2.3 KΩ

(TYP)

21,22

MAY.2003

1

2

3

4

5

7

10

12

14

6

8

9

11

36

35

34

33

13

15

18

25

27

29

31

32

30

37

38

39

40

41

42

26

28

19

24

20

23

21

22

16

17

31

32

OUT4

OUT3

OUT2

OUT1

AVDD

GNDS

GNDC

GNDR

GNDL

SW in

SW out

SR out

SL out

31,32

70 KΩ

(TYP)

27,29

18 to 22 KΩ

(TYP)

Symbol

DATA

CLK

DVDD

BYPASSR

BYPASSL

L out

SR in

SL in

C in

C out

R in

L in

LTRE

RTRE

CR1

CL1

L out

R out

AVSS

AGND

DGND

LATCH

CR2

CL2

LBASS3

RBASS3

LBASS2

RBASS2

LBASS1

RBASS1

R out

类似零件编号 - SM7346

制造商	部件名	数据表	功能描述
SamHop Microelectronics...	SM7346A	311Kb / 19P	6 CHANNELS VOLUME CONTROLLER

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