SM6453AB View Datasheet(PDF) - Nippon Precision Circuits

Part Name

Description

MFG CO.

SM6453AB

3-wire Serial Data Volume Control for Headphone Amplifiers IC

Nippon Precision Circuits  

1 2 3 4 5 6 7 8 9 10 Next

BLOCK DIAGRAM

SM6453AB

32

31

30

29

28

27

26

1

MLEN

2

MCK

BST

AGC

25

BSTO

24

BEEPLO

3

MDT

+12dB

HPA

23

LOUT

4

RSTN

5

MUTEN

6

PDN

7

BEEPI

EVR(0 to -80dB)

EVR

AMP

EVR(0 to -80dB)

EVR

AMP

22

AVSS2

+12dB

HPA

21

AVDD2

20

AVDD3

19

AVSS3

8

VREF1

VREF1

BEEP

18

ROUT

9

VREF2

VREF2

Selector

17

BEEPRO

10

11

12

13

14

15

16

NIPPON PRECISION CIRCUITS INC.—3

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