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PDF SM7346A Data sheet ( Hoja de datos )
| Número de pieza | SM7346A | |
| Descripción | 6 CHANNELS VOLUME CONTROLLER | |
| Fabricantes | SamHop Microelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de SM7346A (archivo pdf) en la parte inferior de esta página. Total 19 Páginas | ||
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www.DataSheet.co.kr
SAMHOP Microelectronics Corp.
6 CHANNELS VOLUME CONTROLLER
SM7346A
GENERAL DESCRIPTION
The SM7346A is 6 channels electronic volume
controlled by 3-wire serial data. The IC is suitable
for use in DVD systems and AV.
APPLICATIONS
* DVD Receivers
* 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~-95dB, - ∞dB(1dB/step)
* Tone control
Bass/Treble, 0dB~+14dB(2dB/step)
PIN ASSIGNMENTS
OUT4
OUT3
OUT2
OUT1
AVDD
SWin
GNDS
SRin
SLin
GNDC
Cin
GNDR
Rin
GNDL
Lin
BYPASSR
BYPASSL
LTRE
LBASS3
LBASS2
LBASS1
1 42
2 41
3 40
4 39
5 38
6 37
7 36
8 35
19
01
1
21
31
41
15
61
17
81
29
02
1
34
33
32
31
30
29
28
27
26
25
24
23
22
SDIP 42PIN
DVDD
CLK
DATA
LATCH
DGND
AGND
SWout
SRout
SLout
Cout
Rout
Lout
AVSS
CL1
CL2
CR1
CR2
RTRE
RBASS3
RBASS2
RBASS1
OUT4
OUT3
OUT2
OUT1
AVDD
SWin
GNDS
SRin
SLin
GNDC
Cin
GNDR
Rin
GNDL
Lin
BYPASSR
BYPASSL
LTRE
LBASS3
LBASS2
LBASS1
NC
1 44
2 43
3 42
4 41
5 40
6 39
7 38
8 37
19
01
1
21
31
14
15
61
17
81
29
02
12
2
36
35
34
33
32
31
30
29
28
27
26
25
24
23
TSSOP
44PIN
DVDD
CLK
DATA
LATCH
DGND
AGND
SWout
SRout
SLout
Cout
Rout
Lout
AVSS
CL1
CL2
CR1
CR2
RTRE
RBASS3
RBASS2
RBASS1
NC
Page 1
MAY.2003
Datasheet pdf - http://www.DataSheet4U.net/
1 page  
www.DataSheet.co.kr
SAMHOP Microelectronics Corp.
6 CHANNELS VOLUME CONTROLLER
SM7346A
ABSOLUTE MAXIMUM RATINGS
Symbol
Vsupply
Pd
Kθ
Topr
Tstg
Parameter
Supply Voltage
Power dissipation
Thermal derating
Operating temperature
Storage temperature
Conditions
AVDD-AVSS
Ta<25oC
Ta>25oC
*standard board
Ratings
16.0
1000
10
-20~+75
-40~+125
Unit
V
mW
mW / oC
oC
oC
THERMAL DERATING (MAXIMUM RATING)
Standard board
1.5
1.0
0.5
0
* Standard board
•board size
:70mm X 70mm
•board thickness :1.6mm
•board material :glass epoxy
•copper pattern :
•copper thickness:18um
•copper size
:0.25mm(wide)
30mm(length/lead)
25 50 75 100 125 150
AMBIENT TEMPERATURE Ta [℃]
Page 5
MAY.2003
Datasheet pdf - http://www.DataSheet4U.net/
5 Page 
www.DataSheet.co.kr
SAMHOP Microelectronics Corp.
6 CHANNELS VOLUME CONTROLLER
SM7346A
(4)-2 VOLUME ( －40 ~ － dB )
A
T
T
Volume
D0X
D7X
D1X
D8X
－ 40 dB
0
1
－ 41 dB
0
1
－ 42 dB
0
1
－ 43 dB
0
1
－ 44 dB
0
1
－ 45 dB
0
1
－ 46 dB
0
1
－ 47 dB
0
1
－ 48 dB
0
1
－ 49 dB
0
1
－ 50 dB
0
1
－ 51 dB
0
1
－ 52 dB
0
1
－ 53 dB
0
1
－ 54 dB
0
1
－ 55 dB
0
1
－ 56 dB
0
1
－ 57 dB
0
1
－ 58 dB
0
1
－ 59 dB
0
1
－ 60 dB
0
1
－ 61 dB
0
1
－ 62 dB
0
1
－ 63 dB
0
1
－ 64 dB
1
0
－ 65 dB
1
0
－ 66 dB
1
0
－ 67 dB
1
0
－ 68 dB
1
0
－ 69 dB
1
0
－ 70 dB
1
0
－ 71 dB
1
0
－ 72 dB
1
0
－ 73 dB
1
0
－ 74 dB
1
0
－ 75 dB
1
0
－ 76 dB
1
0
－ 77 dB
1
0
－ 78 dB
1
0
－ 79 dB
1
0
－
dB 1
0
Note: Do not input other data than the above.
D2X D3X D4X D5X D6X
D9X
DAX
DBX
DCX
DDX
01000
01001
01010
01011
01100
01101
01110
01111
10000
10001
10010
10011
10100
10101
10110
10111
11000
11001
11010
11011
11100
11101
11110
11111
00000
00001
00010
00011
00100
00101
00110
00111
01000
01001
01010
01011
01100
01101
01110
01111
10000
Page 11
MAY.2003
Datasheet pdf - http://www.DataSheet4U.net/
11 Page | ||
| Páginas | Total 19 Páginas | |
| PDF Descargar | [ Datasheet SM7346A.PDF ] | |
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