SM7346 Datasheet, PDF (15/18 Pages) SamHop Microelectronics Corp. – 6 CHANNELS VOLUME CONTROLLER

SAMHOP Microelectronics Corp.
6 CHANNELS VOLUME CONTROLLER
APPLICATION EXAMPLE ( Pin count base on 44pin )
SM7346
OUT4
1
22KΩ
OUT3
2
22KΩ
OUT2
OUT1
3
22KΩ
4
22KΩ
AVDD=7V
5
SWin
3.3^μF
6
SRin
SLin
7
3.3^μF ₈
3.3^μF
9
10
3.3^μF
Cin
11
12
3.3μF
Rin
13
Lin
BYPASSR
BYPASSL
14
3.3^μF ₁₅
3.3^μF
16
3.3^μF
17
18
8200pF
19
0.015μF
20
0.33 μF
21
NC 22
OUT-
PUT
PORT
tone
Units Resistance:Ω / Capacitance: F
volume
volume
volume
volume
volume
MCU
I/F
volume
tone
44
DVDD=5V
43
42
MCU
41
40
DGND
39
AGND
38 ^3.3μF
SWout
37 ^3.3μF
SRout
36 ^3.3μF
SLout
35 ^3.3μF
Cout
34 ^3.3μF
Rout
33 ^3.3μF
Lout
32
AVSS= -7V
31
3.3^μF
30
29
3.3^μF
28
27
8200pF
26
0.015 μF
25
0.33 μF
24
23 NC
Page 15
MAY.2003