SM7347 View Datasheet(PDF) - Samhop Mircroelectronics
Part Name
Description
Manufacturer
SM7347 Datasheet PDF : 15 Pages
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SAMHOP Microelectronics Corp.
6 CHANNELS VOLUME CONTROLLER
SM7347
GENERAL DESCRIPTION
The SM7347 is 6 channels electronic volume
controlled by 3-wire serial data. The IC is suitable
for use in DVD systems and AV.
APPLICATIONS
* DVD
* Home Audio equipment
* AV
FEATURES
* 4 Output ports
* Built-in microcomputer interface circuit con-
trolled by 16-bit serial data.
* Electronic volume
Volume level......0dB~-79dB, - ∞dB(1dB/
step)
PIN ASSIGNMENTS
OUT4
OUT3
OUT2
OUT1
AVDD
SWin
GNDS
SRin
SLin
GNDC
Cin
GNDR1
GNDR2
GNDL1
GNDL2
Rin
GNDLR
Lin
NC
NC
NC
1
42
2
41
3
40
4
39
5
38
6
37
7
36
8
35
19
01
34
33
32
1
21
31
41
15
61
17
81
29
02
1
31
30
29
28
27
26
25
24
23
22
SDIP 42PIN
DVDD
CLK
DATA
LATCH
DGND
AGND
SWout
SRout
SLout
Cout
Rout
Lout
AVSS1
AVSS2
NC
NC
NC
NC
NC
NC
NC
Page 1
MAY.2003
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